Stripe Terminal - The programmable point-of-sale solution 💳🛠️
/Tab - The simple way to split a bill among friends.
Square Register - A fully integrated point of sale (POS) system 💰
Diggsweep - Easily create your own 'garage sale' to share with others
RoyalPOS - Point of sale system for restaurants & retail stores
PayPal.Me - Request money using your own personalized URL.