1
Afterpay
Split payments into four — interest free
afterpay.com
2
Apple Pay
Double-click and hold near reader — done
apple.com
3
Klarna
Buy now pay later shopping revolution
klarna.com
4
PayPal
OG of online payments since eBay days
paypal.com
5
Square
Little white reader for every small biz
squareup.com
6
Stripe
Internet's payment infrastructure in 7 lines
stripe.com
7
Venmo
Social payments — who owes what
venmo.com