Nova Money - The personal finance app you’ll open everyday

Google Payment API - Enable an easy-to-use checkout experience for customers

Lunch Money - A personal budgeting tool with multi-currency support

Giftbit Payment API - Stripe for gift cards

BudgetBakers - Track your money simply and efficiently! Wallet is your finance data evidence in your pocket.

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.