Polar

Takes payments, subscriptions and usage billing for software makers and handles sales tax worldwide as merchant of record.

polar.sh

Visit polar.sh ↗would rather buy than build

Details

Dodo Payments
Takes payments as merchant of record for software and AI products, with subscriptions, usage billing and tax handled.
Since 2025
Invoicing and billing · Developers
Autumn
Adds usage limits, credits, plans and spend controls on top of Stripe so AI startups can change pricing without rebuilding billing.
Free plan · Payments and checkout · Developers
Credyt
Meters usage, tracks costs per customer and bills users with credits or usage pricing, for teams building AI apps.
Since 2026
Pay as you go · Invoicing and billing · Developers
Kelviq
Acts as merchant of record for software companies, handling subscriptions, usage billing, feature limits and global sales tax.
Since 2026
Pay as you go · Invoicing and billing · Software companies