Stripe Billing - A set of tools for billing and subscriptions
TripIt - TripIt is a travel app that creates a master itinerary to organize all of your plans for your vacation or work trip in one spot.
PayHere - Run a services business or startup? Charge recurring and one-off payments with beautifully designed payment forms. Get up and running in less than 5 minutes!
Roadtrippers - The ultimate road trip planner to help you discover extraordinary places, book hotels, and share itineraries all from the map.
Square Installments - An easy way to offer monthly payment plans to your customers
Sygic Travel Maps - Itinerary planner for independent travelers