Square Cash - Email money to Anyone
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.
Venmo - Venmo is the best way to pay your friends. It's simple, fun and free to use.
CROSSAMOUNT - Start accepting card payments with Crossamount! Use our ready-to-use Wordpress plugin for WooCommerce or develop your own payment solution with our API!.
Facebook Pay - Send money to your friends via Messenger
The new Mollie - Clever payment products for great companies of all sizes.