https://www.appcharge.com/products/payment-sdk
Appcharge Mobile Payments SDK | The Appcharge Payments SDK, From Play to Pay
Maximize revenue and checkout conversions with our Mobile Payments SDK - fast, secure and native to your app.
mobile payments sdkplay
https://developer.squareup.com/docs/mobile-payments-sdk
Mobile Payments SDK
Use the Mobile Payments SDK to accept in-person payments using an embedded Square payment flow in iOS and Android applications.
mobile payments sdk