Deal.io VS PayRequest

Zelle - Zelle is a fast, safe and easy way to send money in minutes to your friends and family.

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.

Lydia - Lydia lets you use your card whatever you need to pay, even a friend.

SuperPay - Get paid faster with your own custom payments page

PaymentSpring - The all-in-one, developer-driven payment gateway

PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller