tl;dr
Lemon Squeezy solved the merchant of record problem beautifully for indie founders. No tax headaches, clean checkout, instant onboarding. But the 5% + 50c take rate adds up fast, payouts are slower than you want when cash flow matters, and some founders have hit reliability walls during critical launches. Paddle gives you the same MoR model with more mature billing. Stripe costs less but makes taxes your problem. The right move depends on your revenue, your product type, and your tolerance for tax paperwork.
Why founders look for Lemon Squeezy alternatives
Lemon Squeezy did something genuinely impressive for the indie hacker community. It made selling digital products internationally feel easy. No tax registration rabbit holes. No VAT compliance nightmares. Just set up your product, embed the checkout, and get paid while someone else deals with the tax authorities in 100+ countries.
So why are founders looking elsewhere?
The take rate hurts as you grow. At 5% + 50c per transaction, Lemon Squeezy is reasonable for early-stage revenue. On a $29/month SaaS subscription, you pay about $1.95 per payment. That is roughly $0.81 more than Stripe's 2.9% + 30c ($1.14). Not a big deal at $1k/month. But at $10k/month, that gap is $81/month. At $50k/month, it is $405/month — nearly $5,000 per year. At some point, that extra cost exceeds what you would pay an accountant to handle the taxes Lemon Squeezy handles for you.
Payout speed is a real friction point. Stripe pays out in 2 business days by default. Lemon Squeezy operates on a payout schedule that can mean waiting 2-4 weeks to see your money. For a bootstrapped founder managing cash flow carefully — paying contractors, covering server costs, funding marketing — that delay matters. It is not a dealbreaker at small scale, but it becomes increasingly annoying as revenue grows.
Reliability concerns during launches. Multiple founders have reported checkout issues during high-traffic product launches — exactly the moment when downtime is most expensive. Slow checkouts, failed payments, and webhook delays during a launch window can cost you thousands in lost sales and damage the trust you built with your audience. This is not a universal experience, but it comes up often enough in founder communities to be worth noting.
Feature gaps for complex billing. Lemon Squeezy handles simple subscriptions well. But if you need usage-based billing, mid-cycle plan changes with proper proration, enterprise invoicing, or multi-product subscription bundles, the platform starts showing its limits. These are not edge cases for growing SaaS products — they are table stakes once you move past the early adopter phase.
Limited payment method coverage. No ACH bank transfers. Limited local payment methods compared to Stripe. For founders selling to enterprise buyers who prefer to pay by invoice or bank transfer, or to international customers who rely on local payment methods, this narrows your addressable market.
None of this means Lemon Squeezy is bad. It means the platform optimizes for simplicity and ease of use, and those trade-offs become more visible as your business grows.
How we evaluated these alternatives
We looked at each platform through the lens of a solo founder or small indie team selling digital products or SaaS:
- Total cost at different revenue levels: Transaction fees, monthly costs, and hidden charges at $1k, $10k, and $50k monthly revenue.
- Tax and compliance handling: Does the platform act as a merchant of record, or does it push tax compliance onto you?
- Billing sophistication: Subscription management, dunning, proration, plan changes, and usage-based pricing.
- Payout speed: How quickly do you get your money?
- Developer experience: API quality, documentation, webhook reliability, and integration effort.
- Reliability track record: Can you trust this platform during a product launch?
We weighted the MoR question heavily because it is the primary reason most founders chose Lemon Squeezy in the first place. If you are leaving, you need to understand whether you are giving up that benefit or finding it elsewhere.
Deep dive: what each alternative does best
Paddle — the mature merchant of record
Paddle is the most direct Lemon Squeezy replacement. Same merchant of record model, same 5% + 50c fee structure, but with a decade of SaaS billing experience behind it.
Where Lemon Squeezy was built for indie developers in the 2020s, Paddle has been handling MoR payments for SaaS companies since 2012. Thousands of software businesses run their billing through Paddle. That track record shows in the edge cases — proration logic, dunning sequences, revenue recovery, and enterprise billing scenarios that Lemon Squeezy still handles with rough edges.
Paddle Billing (their current-generation product) is genuinely sophisticated. Usage-based pricing, multi-product subscriptions, mid-cycle plan changes with accurate proration, and automated revenue recovery are all built in. If your SaaS has grown past "one plan, one price" into tiered pricing with add-ons, Paddle handles the complexity you are starting to outgrow on Lemon Squeezy.
The ProfitWell Metrics integration (Paddle acquired ProfitWell) gives you real-time MRR, churn, and LTV analytics at no extra cost. These metrics tools typically run $50-200/month as standalone products. Getting them bundled with your payment processor is a meaningful perk for data-driven founders.
The big friction point is onboarding. Paddle reviews every new seller before approval. If your product is a pre-revenue MVP with no track record, Paddle might reject you. This is the opposite of Lemon Squeezy's instant signup experience. Once you are in, the platform is solid. Getting in is the hurdle.
Payouts are typically on a net 7-14 day schedule. Faster than Lemon Squeezy's longer cycles, slower than Stripe's 2-day standard. Not ideal, but a meaningful improvement if slow payouts were your main Lemon Squeezy frustration.
When Paddle beats Lemon Squeezy: You need robust subscription billing, your product has outgrown simple pricing tiers, and you want a proven MoR with a longer track record. The same fee means this is a lateral move on cost — you are trading up on features and reliability.
Stripe — maximum control, minimum fees
Stripe is the answer to "what if I just paid less and handled taxes myself?" At 2.9% + 30c per transaction, it is the cheapest processor on this list. The API is the best in the industry. The documentation is a joy to read. Every billing scenario you can imagine is possible.
The catch is the merchant of record problem. With Stripe, you are the legal seller. You collect the payment, and you are responsible for calculating, collecting, and remitting sales tax, VAT, and GST in every jurisdiction where your customers live. For a SaaS founder with customers in the US, EU, UK, and Australia, that is dozens of tax regimes to understand and comply with.
Stripe Tax helps — it calculates the correct tax at checkout for an additional 0.5% per transaction. But calculation is not compliance. You still need to register for tax collection in each jurisdiction, file periodic returns, and remit payments. Stripe Tax does not file your taxes or register you. It just tells you how much to collect.
The development investment is also higher. Lemon Squeezy gives you a checkout you can embed with a few lines of code. Stripe requires building your checkout flow, subscription management, payment recovery (dunning), invoice generation, and webhook handlers. If you are a developer, this is power. If you are a non-technical founder, this is a wall.
The conversion rate optimization features are strong though. Stripe supports 135+ currencies, dozens of local payment methods (iDEAL, Bancontact, BLIK, and many more), and adaptive checkout that shows buyers payment options relevant to their country. Lemon Squeezy's payment method support is narrower.
The math on switching: At $100k/year revenue, Lemon Squeezy costs roughly $5,500 in fees. Stripe at 2.9% + 30c costs about $3,200. Add Stripe Tax at 0.5% ($500), a tax accountant or compliance service ($2,000-5,000/year), and maybe 20 hours of your time managing tax obligations. Below $100k/year, the MoR is almost certainly cheaper. Above $200k/year, Stripe plus professional tax help is almost certainly cheaper. The grey zone in between depends on how much you value your time and sanity.
When Stripe beats Lemon Squeezy: Your revenue justifies hiring a tax professional, you need advanced payment methods and maximum checkout flexibility, or you only sell in one country where tax compliance is trivial.
Gumroad — simpler but pricier
This one is counterintuitive. Gumroad charges 10% per transaction — double Lemon Squeezy's take rate. So why would anyone switch from Lemon Squeezy to Gumroad?
They would not. But Gumroad is worth mentioning because it occupies a specific niche: the absolute simplest way to sell a digital product. If you are leaving Lemon Squeezy because you found the platform too complex (not the usual complaint, but it happens), Gumroad strips everything down further. Upload a file. Set a price. Share a link. Done.
Gumroad also has built-in audience features that Lemon Squeezy lacks. Email workflows, a follow system, and a discovery feed where your products appear alongside other creators. If marketing and audience building are your bottleneck, not payment processing, these features have value.
Gumroad now handles EU VAT as a merchant of record on digital products, which provides some tax compliance relief. But it is not as comprehensive as Lemon Squeezy or Paddle's full global MoR coverage.
Realistically, Gumroad is a downgrade from Lemon Squeezy in every dimension except simplicity. The 10% fee is painful. The checkout customization is minimal. There is no license key management, no proper SaaS subscription billing, and limited analytics. If you are considering Gumroad alternatives, you are probably heading toward Lemon Squeezy, not away from it.
When Gumroad makes sense over Lemon Squeezy: You sell a single low-price digital product, you want built-in audience features, and you value the absolute simplest possible workflow. For most founders, this is not the right direction.
Polar — the developer-first MoR
Polar is the newest player worth watching. Built specifically for developers and open-source creators, it offers the merchant of record tax handling that makes Lemon Squeezy valuable, but wrapped in a developer-native experience with deep GitHub integration.
The standout feature is selling through GitHub workflows. Gate repository access behind a subscription. Sell sponsorship tiers with actual deliverables (priority issue support, early access to features, private repo access). Manage everything through a clean API that fits into the developer workflow rather than forcing you into a separate dashboard.
At 5% per transaction (which includes payment processing through Stripe), Polar's cost is comparable to Lemon Squeezy's 5% + 50c. On transactions above $10, Polar is actually slightly cheaper because there is no per-transaction fixed fee. On many small transactions, the difference is negligible.
The VAT handling works the same way as Lemon Squeezy — Polar acts as the merchant of record and handles tax compliance globally. You get the same "never think about taxes" benefit that probably attracted you to Lemon Squeezy in the first place.
The platform is younger and the feature set is still growing. If you sell non-technical products — courses for designers, templates for marketers, ebooks for general audiences — the GitHub-centric features are irrelevant and you are better served by Lemon Squeezy or Paddle. But if your customers are developers and your products live on GitHub, Polar is the more natural home.
When Polar beats Lemon Squeezy: You sell developer tools, open-source add-ons, or code-based products and your audience lives on GitHub. The MoR benefit is the same, but the workflow fits your world better.
FastSpring — enterprise MoR for serious software
FastSpring is the heavy machinery of the merchant of record world. If Lemon Squeezy is a pickup truck, FastSpring is a semi. You do not need it for hauling groceries, but when you need to move serious cargo across borders, nothing else will do.
The global compliance coverage is the most comprehensive on this list. Localized checkout in 20+ languages, region-specific payment methods, complex tax scenarios in jurisdictions that smaller MoRs might not fully cover. For software companies selling B2B globally with customers in Japan, Brazil, India, and the Middle East alongside the usual US and EU markets, FastSpring handles nuances the other platforms skip.
The B2B features are where FastSpring really differentiates. Purchase orders, custom invoicing, reseller channel management, and quote workflows are all built in. If your customers are businesses that buy through procurement departments, Lemon Squeezy's consumer-focused checkout is a mismatch. FastSpring speaks the language of enterprise buyers.
The trade-offs are significant for indie founders. Pricing is opaque — you need to contact sales for a quote, and smaller sellers typically pay 5-8% per transaction. The onboarding process is slow and approval-based. The dashboard and API feel a generation behind Lemon Squeezy's clean, modern interface. The developer experience is functional but not delightful.
When FastSpring beats Lemon Squeezy: You sell B2B software to enterprise customers who pay by purchase order, your average deal is $500+, and you need localized compliance in markets beyond the US and EU. For solo founders selling $29/month subscriptions, FastSpring is overkill.
Whop — communities and memberships
Whop is not a direct Lemon Squeezy replacement. It is an alternative for a specific use case: selling access to communities, memberships, and courses. If that is what you sell, Whop's 3% platform fee undercuts Lemon Squeezy's 5% + 50c while bundling community infrastructure that would otherwise require a separate tool.
The built-in community features replace Discord plus Teachable plus a payment processor. Chat channels, course modules, forums, gated content, and membership management all live in one platform. For a creator running a paid community on Discord and selling access through Lemon Squeezy, Whop consolidates two tools into one at a lower fee.
The marketplace discovery is a double-edged value. Whop's ecosystem drives organic traffic to your product — potential customers browsing the marketplace find you without any marketing effort. But your brand exists within the Whop ecosystem, you compete visually alongside other sellers, and you do not fully control the experience.
The critical gap: Whop is not a merchant of record. Tax compliance is your responsibility. If the MoR benefit is why you chose Lemon Squeezy, Whop does not replace that. You save on the platform fee but inherit the tax compliance burden.
When Whop beats Lemon Squeezy: You sell community memberships or courses and the community infrastructure is more valuable to you than the MoR tax handling. The 3% fee is attractive, but factor in the cost of handling taxes yourself.
Cost comparison at real revenue levels
The headline fee only tells part of the story. Here is what you actually pay at three revenue levels, assuming a $49 average transaction:
At $5,000/month revenue (~102 transactions):
- Lemon Squeezy: $301/month (5% + 50c each)
- Paddle: $301/month (5% + 50c each)
- Stripe: $175/month (2.9% + 30c each) — plus tax compliance costs
- Polar: $250/month (5% flat)
- Gumroad: $500/month (10% flat)
- Whop: $150/month (3%) — plus tax compliance costs
At $20,000/month revenue (~408 transactions):
- Lemon Squeezy: $1,204/month
- Paddle: $1,204/month
- Stripe: $610/month — plus tax compliance costs
- Polar: $1,000/month
- Gumroad: $2,000/month
- Whop: $600/month — plus tax compliance costs
At $50,000/month revenue (~1,020 transactions):
- Lemon Squeezy: $3,010/month
- Paddle: $3,010/month
- Stripe: $1,756/month — plus tax compliance costs
- Polar: $2,500/month
- Gumroad: $5,000/month
- Whop: $1,500/month — plus tax compliance costs
The "plus tax compliance costs" asterisk on Stripe and Whop is doing heavy lifting. A tax accountant specializing in international digital sales runs $2,000-5,000/year. Stripe Tax adds 0.5% for calculation (but not filing). Your time managing compliance adds up too. At $5k/month, the MoR services are almost certainly cheaper all-in. At $50k/month, Stripe plus professional tax help is likely cheaper. The crossover is somewhere in between and depends on how many countries you sell to.
MoR vs direct payment processor: the real decision
The merchant of record question is the fork in the road. Everything else — UI preferences, API quality, specific features — is secondary.
Choose a merchant of record (Paddle, Lemon Squeezy, Polar, FastSpring) if:
- You sell to customers in 10+ countries
- You have no desire to learn about VAT MOSS, state nexus, or GST registration
- Your revenue is under $150k/year and the fee premium is cheaper than tax compliance
- You want to focus entirely on building product and let someone else handle the financial infrastructure
Choose a direct payment processor (Stripe) if:
- You sell primarily in one country where tax is straightforward
- Your revenue is high enough that the 2% fee savings justifies hiring tax professionals
- You need maximum control over checkout, billing, and payment flow
- Your gross margin is thin and every percentage point of fees matters
- You have (or are) a developer who can build and maintain the billing integration
There is a middle path: start with an MoR while your revenue is small and the compliance burden would be disproportionate, then migrate to Stripe once your revenue justifies professional tax help. This is probably the optimal strategy for most indie founders, but you need to plan the migration before your subscriber count makes it painful.
When to stick with Lemon Squeezy
Despite the complaints, Lemon Squeezy is still the right choice for many founders:
- You are under $100k/year revenue and the MoR saves you more than it costs.
- You sell simple products — one-time purchases, basic subscriptions — where Lemon Squeezy's billing features are sufficient.
- You value instant onboarding and do not want to go through Paddle's approval process.
- Your checkout is embedded and working. Ripping out a payment integration that converts well to save a few hundred dollars a month is not always worth the risk to conversion rate.
- You are not a developer and Lemon Squeezy's no-code setup is genuinely the simplest option for your workflow.
- The payout speed does not affect your operations. If you have enough runway that waiting 2-4 weeks for payouts is irrelevant, this disadvantage disappears.
The worst reason to switch is chasing a slightly lower fee. The best reason to switch is hitting a genuine capability ceiling — billing complexity, reliability requirements, or payment method coverage — that Lemon Squeezy cannot meet. Know which one you are experiencing before you start a migration.
Migration tips: leaving Lemon Squeezy without losing customers
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Set up the new platform completely before touching Lemon Squeezy. Create your products, test the checkout flow, verify webhooks, and confirm payouts work. Do not disable anything on Lemon Squeezy until the replacement is proven.
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Handle one-time products first. These are the easiest to migrate — update the purchase links on your website, emails, and social profiles. Use link shorteners for published content you cannot edit.
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Communicate subscription migrations early. Email your active subscribers at least two weeks before switching. Explain what is changing (their payment processor), what is not changing (the product they are paying for), and what they need to do (re-subscribe on the new platform if their subscription cannot be migrated automatically).
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Export your customer data. Download your customer list, purchase history, and license key data from Lemon Squeezy before the migration. Import everything into the new platform and your email tool.
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Keep Lemon Squeezy active during the transition. Run both platforms in parallel for at least one billing cycle. Some subscribers will miss the migration email, some will procrastinate, and some will need a second nudge. Only deactivate the old Lemon Squeezy products once you have confirmed all subscribers have moved.
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Test tax handling in your key markets. If you are moving to Paddle or another MoR, verify that tax calculations are correct for your primary customer countries. If you are moving to Stripe, get your tax compliance setup working before going live — Stripe Tax for calculation, plus registration and filing in every jurisdiction where you have customers.
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Time it between launches. Do not migrate during a product launch, a seasonal promotion, or a marketing push. The best migration window is a quiet week where checkout downtime risk is minimal and you have bandwidth to troubleshoot issues.
The migration is rarely as painful as people fear. The hardest part is moving active subscribers — everything else is just updating links and re-uploading products. Plan it properly and you can switch payment platforms in a week without losing a single customer.
Alternative picks
Paddle
The original merchant of record for SaaS. Handles global tax compliance, subscription billing, dunning, and payment processing. More mature and battle-tested than Lemon Squeezy with enterprise-grade billing features.
pricing: 5% + 50c per transaction. No monthly fee. Tax remittance included.
pros
- + Battle-tested MoR used by thousands of SaaS companies since 2012
- + Paddle Billing handles complex scenarios — proration, usage-based billing, plan changes, and revenue recovery
- + ProfitWell Metrics included free for real-time MRR, churn, and LTV analytics
cons
- - Approval process can reject early-stage or unproven products
- - Same 5% + 50c fee as Lemon Squeezy — no cost savings on the transaction rate
- - Developer experience is solid but not as clean as Stripe or Lemon Squeezy APIs
Stripe
The gold standard payment processor for developers. Lower transaction fees but you become the merchant of record — meaning sales tax, VAT, and global compliance are entirely your problem to solve.
pricing: 2.9% + 30c per transaction. Stripe Tax adds 0.5% for tax calculation. You file and remit taxes yourself.
pros
- + Lowest transaction fee on this list at 2.9% + 30c — saves real money at scale
- + Best-in-class API, documentation, and developer experience in the payments industry
- + Maximum flexibility — build exactly the checkout, billing, and payment flow you need
cons
- - You are the merchant of record — sales tax, VAT, and GST compliance is your responsibility
- - Subscription billing, dunning, and payment recovery require significant development work
- - Stripe Tax calculates taxes but you still register, file, and remit in every jurisdiction
Gumroad
The simplest way to sell digital products online. Upload, price, share a link, get paid. Zero configuration required. The trade-off is a brutal 10% take rate that makes it the most expensive option on this list.
pricing: 10% flat fee per transaction. No monthly fee. Includes payment processing.
pros
- + Fastest time to first sale — set up and selling within minutes, not hours
- + Built-in audience tools including email workflows, follow system, and discovery feed
- + Handles EU VAT as merchant of record on digital products
cons
- - 10% take rate is double what Lemon Squeezy charges — extremely expensive at any meaningful revenue
- - Very limited checkout and storefront customization
- - No proper SaaS subscription management — designed for simple digital product sales
Polar
Developer-native payment platform with built-in GitHub integration. Sell subscriptions, one-time products, and sponsorship tiers with a merchant of record model designed for the open-source and indie hacker ecosystem.
pricing: 5% transaction fee (includes payment processing via Stripe). No monthly fee.
pros
- + GitHub-native workflow — gate repo access, sell sponsorship tiers, and manage subscriptions from code
- + Clean, modern API and dashboard built by developers for developers
- + Handles VAT as merchant of record — same tax compliance benefit as Lemon Squeezy
cons
- - Younger platform with a smaller ecosystem and fewer integrations
- - Primarily designed for developer products — less suitable for non-technical digital goods
- - Feature set is still expanding — some billing edge cases may not be covered yet
FastSpring
Enterprise-grade merchant of record for software companies. The most comprehensive global tax compliance, localized checkout in 20+ languages, and B2B features like purchase orders and reseller support.
pricing: Custom pricing based on volume. Typically 5-8% per transaction for smaller sellers. Contact sales for a quote.
pros
- + Most comprehensive global tax and compliance coverage of any MoR on this list
- + Localized checkout experience in 20+ languages and currencies — proven to boost international conversion
- + B2B features including purchase orders, quotes, invoicing, and reseller channel management
cons
- - Opaque pricing — no self-serve signup, you must talk to sales for a quote
- - Onboarding is slow with a multi-step approval process
- - Dashboard and API feel dated compared to Lemon Squeezy, Stripe, or Paddle
Whop
Marketplace and payment platform for memberships, communities, courses, and digital products. Low platform fee with built-in community features that replace Discord and course platforms.
pricing: Free to start. 3% platform fee on sales. Payment processing fees separate.
pros
- + Built-in community infrastructure — chat, forums, courses, and gated content in one platform
- + Low 3% platform fee undercuts Lemon Squeezy on raw transaction cost
- + Marketplace discovery drives organic traffic you would not get on a standalone checkout
cons
- - Not a merchant of record — tax compliance is your problem
- - Marketplace-first model means your brand competes alongside other sellers
- - Less suited for SaaS or software license sales — built for communities and memberships
Compare Lemon Squeezy head-to-head
Lemon Squeezy vs Paddle: Two MoR Platforms, Very Different Vibes
A straight Lemon Squeezy vs Paddle comparison for indie founders deciding between two Merchant of Record platforms. Pricing, payouts, DX, and which one fits your stage.
Stripe vs Lemon Squeezy: Platform Power vs Founder Sanity
A direct Stripe vs Lemon Squeezy comparison for founders choosing between full payments control and a Merchant of Record shortcut.
FAQ
Why are indie founders leaving Lemon Squeezy?+
The main triggers are the 5% + 50c take rate becoming painful as revenue scales, payout delays that hurt cash flow for bootstrapped founders, and occasional reliability issues during high-traffic launches. Some founders also hit feature gaps around complex subscription billing (mid-cycle plan changes, usage-based pricing, enterprise invoicing) that Paddle or Stripe handle better. The MoR value proposition is real, but once you cross roughly $100k/year in revenue, the math starts favoring Stripe plus a tax compliance service.
What is a merchant of record and do I really need one?+
A merchant of record (MoR) is the legal entity that sells your product to the customer. With an MoR like Lemon Squeezy or Paddle, they handle collecting and remitting sales tax, VAT, and GST in every country. Without one, you are personally responsible for tax compliance in every jurisdiction where you sell. If you sell to customers in the EU, UK, Australia, Canada, and US states with digital goods tax, the compliance burden is significant. For most solo founders under $100k/year selling globally, an MoR saves more in time and accountant fees than it costs in higher transaction fees.
Is Paddle really better than Lemon Squeezy for SaaS?+
For pure SaaS billing, yes. Paddle has been doing merchant of record for SaaS since 2012. Their subscription management handles proration, plan changes, usage-based billing, and revenue recovery more robustly than Lemon Squeezy. They also include ProfitWell Metrics for free, giving you MRR, churn, and LTV analytics. The trade-off is the approval process — Paddle reviews every seller and can reject early-stage products. If your SaaS is established with paying customers, Paddle is the more mature choice. If you are pre-revenue or very early, Lemon Squeezy onboards you instantly.
At what revenue level should I switch from Lemon Squeezy to Stripe?+
The break-even depends on your tax compliance costs. Lemon Squeezy at 5% + 50c costs roughly $5,500 on $100k/year revenue. Stripe at 2.9% + 30c costs roughly $3,200 on the same revenue, but you need to add Stripe Tax (0.5%, another $500/year), a tax filing service or accountant ($2,000-5,000/year), and your own time managing compliance (10-20 hours/year). For most solo founders, the crossover point is somewhere between $100k and $200k/year in revenue. Below that, the MoR saves you money and headaches. Above that, the fee difference justifies hiring professional tax help.
Can I migrate my existing Lemon Squeezy subscribers to another platform?+
For one-time purchases, migration is straightforward — just start selling on the new platform and update your links. For active subscriptions, it depends on the target platform. Paddle can help migrate subscribers if you coordinate with their team. Stripe requires re-subscribing customers on new billing, which means emailing them and asking them to re-enter payment details. Always communicate clearly with subscribers before migrating, give at least two weeks notice, and keep the old Lemon Squeezy products active during the transition to avoid losing customers who miss the migration email.