Polar free tier and limits
A developer-focused merchant of record for subscriptions, one-off sales and usage billing, with publicly posted rates.
What the free plan gives you
- Starter plan: no monthly fee
- 5% + 50¢ per transaction
- +1.5% for international (non-US) cards
Best for
Developers selling SaaS or digital products who want tax handled.
Watch out
Disputes cost $15 each regardless of outcome. Payouts go through Stripe and carry Stripe's payout fees.
Other payments options
Stripe
The standard payments API: cards, wallets, subscriptions (Billing), hosted Checkout and no-code Payment Links.
Free No setup or monthly fees; you pay per successful transaction
Lemon Squeezy
A merchant of record for digital products and SaaS. It collects and remits sales tax and VAT for you, and handles subscriptions, license keys and checkout.
Free No monthly fee