Diligent developers know the importance of testing applications before releasing them into the wild. A highly effective way to test applications is via Application Progamming Interfaces, or APIs. The best place to find these APIs is in the ProgrammableWeb directory. There, developers can find a few hundred testing services for providing random users, scenario testing, simulations, load and speed optimization, checking and debugging code, user experience, security checks, and all other manners of testing.
http://programmableweb.com/news/10-popular-apis-testing-category/brief/2020/01/04/
Collecting and analysing in-app feedback can be very straightforward โ provided that you have the right tools and methodology in place to do so. In a previous article, we outlined several reasons why collecting in-app feedback is important for the mobile user experience. The next step is to demonstrate how this feedback can be collected. There are three options to choose from when it comes to collecting feedback in-app โ all of which offer their own advantages and drawbacks. These methods include: Webviews, SDKs and APIs.
https://mopinion.com/collect-in-app-feedback-webview-sdk-api/