Join thousands of developers using 1app API documentation to build flexible payments system and sell products (data, airtime, cable TV, electicity etc).
With 1app API, build any type of payment flow from bills payments to merchants services and everything else.
Enjoy well structured scripts, and easy to integrate API with 100% validation.
To start integrating with 1app API, you need a 1app account. Create a free account now if you haven't already done so - https://accounts.1app.online
Once you are done setting up an account on 1app, you can get your API key and User ID key from the developers page at footer of your account dashboard.