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.
Splittable - Shared living made simple
Rocket Money - Find your paid subscriptions and cancel with one click
EquiTable - Split the bill fairly
Chargebee - Chargebee lets you manage subscriptions and payments at scale, handle custom recurring billing scenarios, reduce subscription churn and simplify accounting.
/Tab - The simple way to split a bill among friends.