AgentaOS
vs
Polar alternatives (2026)
6 Merchants of Record that replace Polar, with fees checked October 2026, then AgentaOS and Polar side by side.
Panche Isajeski, Founder of AgentaOS · 19+ years in payments·Pricing verified Polar alternatives in 2026
The main Polar alternatives are Paddle, Lemon Squeezy, Dodo Payments, Creem, AgentaOS and Gumroad. All are Merchants of Record, so like Polar (5% + $0.50 on Starter) they handle sales tax, VAT and chargebacks. Dodo Payments and Creem have the lowest fee per sale; AgentaOS is the one your AI agent can run, with Pricing Intelligence included.
| Alternative | Per sale | Extras | Best for |
|---|---|---|---|
| Paddle | 5% + $0.50 | No international or subscription surcharge | B2B and international SaaS |
| Lemon Squeezy | 5% + $0.50 | +1.5% international, +0.5% subscriptions | Creators and info products; owned by Stripe |
| Dodo Payments | 4% + $0.40 | +1.5% international, +0.5% subscriptions | Lower headline rate, emerging markets |
| Creem | 3.9% + $0.40 | Payout $7/€7 or 1% | Lowest fee per sale |
| AgentaOS | 4.5% + €0.50 (Pro 4% + €0.40) | +1.5% outside the EEA on pay as you go | AI agents run billing over MCP; Pricing Intelligence; payouts to the Balkans |
| Gumroad | 10% + $0.50, plus card fees | None listed | Simple digital downloads |
Each provider’s published price, checked 6 to 15 October 2026; sources and every extra fee on Merchant of Record fees, side by side. AgentaOS is one of the providers listed. Always check each provider’s pricing page before choosing.
At a glance
Update, 6 October 2026: Polar pays out through Stripe Connect Express, which does not cover sellers in countries such as Montenegro, Kosovo, Ukraine, Georgia, Nepal or Zambia. AgentaOS pays out to each of them by bank or wallet. See who pays out where. Source: Polar supported countries.
Polar is open-source and developer-first, with volume discounts locked behind paid plans. AgentaOS is built for founders, not just developers: a flat rate on cards and subscriptions with no subscription surcharge, Pricing Intelligence, hands-on onboarding and payouts to your bank or wallet in EUR, USD or digital assets. Both handle tax and VAT.
| AgentaOS | Polar | |
|---|---|---|
| Model | Merchant of Record | Merchant of Record |
| Handles sales tax & VAT | ✓ | ✓ |
| Rate with no monthly fee | 4.5% + €0.50 | 5% + 50¢ |
| Lower rate on a paid plan | 4% + €0.40 (€49/mo) | 3.4-3.8% ($20-$400/mo) |
| Monthly platform fee | None | None |
| Open source | - | ✓ |
| Payout to your own bank (EUR / USD) | ✓ | ✓ |
| Pricing Intelligence (score out of 100 + fixes) | ✓ | - |
| Onboarding & support | Hands-on | Self-serve / community |
| Track record | Launched 2026 | Since 2023, YC-backed |
| Based in | Estonia, EU | US / remote |
Rates are each platform’s publicly listed price as of August 2026. Polar’s free tier is 5% + 50¢ with no monthly fee, dropping to 3.4-3.8% on paid plans ($20-$400/mo). AgentaOS is 4.5% + €0.50 with no monthly fee, or 4% + €0.40 on the €49/mo Pro plan. Always check polar.sh and agentaos.ai for current pricing.
Where each is stronger
AgentaOS
- Hands-on onboarding, migration and human support.
- Pricing Intelligence that tests your product and scores your pricing.
- Built for non-developers as well as developers.
- AI agents for pricing and churn.
- EU-based (Estonia).
Best for: founders, technical or not, who want help getting set up and growing, with Pricing Intelligence included.
Polar
- Volume discounts on paid plans, down to 3.4% + 30¢.
- Open-source and transparent.
- Developer-first API, SDK and usage-based billing.
- Modern billing primitives for engineers.
- Backed by Y Combinator.
Best for: developers who want open-source, usage-based billing, and low rates at high volume.
Common questions
Which countries does Polar support?
Polar pays out through Stripe Connect Express, so it can pay sellers only where Stripe Connect Express works. That leaves out countries such as Montenegro, Kosovo, Ukraine, Georgia, Nepal and Zambia. Source: Polar supported countries, checked October 2026.
Is AgentaOS cheaper than Polar?
For most founders, yes, and simpler. AgentaOS is a flat 4% + €0.40 (Pro) or 4.5% + €0.50 with no monthly fee and no subscription surcharge. Polar’s lower rates (3.4-3.8%) unlock only on paid plans from $20 to $400/mo, so you pay to save. AgentaOS gives you a flat rate from day one, plus Pricing Intelligence and hands-on onboarding.
How is AgentaOS different from Polar?
Polar is open-source and developer-first, with usage-based billing and volume discounts on paid plans. AgentaOS is built for non-developers too, with a lower entry rate, hands-on onboarding and Pricing Intelligence. Both are Merchants of Record that handle tax and VAT.
Does Polar handle tax and VAT?
Yes. Like AgentaOS, Polar is a Merchant of Record, so it calculates, collects and remits sales tax and VAT worldwide as the seller of record.
Can I move from Polar to AgentaOS?
Yes. You swap in the AgentaOS checkout and cash out to your bank or wallet in EUR, USD or digital assets. A 30-minute onboarding call covers the migration.
See if AgentaOS fits your case
If you want open-source, developer-first billing and volume discounts at scale, Polar is a strong choice. If you want a lower entry rate, hands-on onboarding and Pricing Intelligence, book a call.
Free pricing review · €0 account, no card · or start free
Compare more: AgentaOS vs Paddle · AgentaOS vs Lemon Squeezy · AgentaOS vs Creem
Sources, retrieved 21 August 2026: Polar fees · AgentaOS Master Services Terms. Polar may change pricing without notice; check the source before relying on these figures. A fee comparison, not financial advice.
Merchant of Record directory
What each provider charges, read on its own price page.