Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
MightySignal Top SDKs - Most used SDKs in top 200 free iOS apps. Learn what to use.
Bonsai Payments - Simple invoicing & payments for small businesses and freelancers. Collect instant payments or set up recurring payments. Get paid via credit card or bank deposit in 100+ currencies.
Shopify Pay - Give shoppers a fast, secure way to pay
The Brex API - Brex credit cards and business accounts help startups scale fast, and Brex’s API can make you even faster.
Revolut - The easiest, fastest way to save for your financial goals.