Facebook Pay - Send money to your friends via Messenger
Stripe Billing - A set of tools for billing and subscriptions
Cash App - The easy way to send, spend, bank, and invest.
PayHere - Run a services business or startup? Charge recurring and one-off payments with beautifully designed payment forms. Get up and running in less than 5 minutes!
PayPal.Me - Request money using your own personalized URL.
Square Installments - An easy way to offer monthly payment plans to your customers