Using TestFlight to publish a beta version of your iOS app

TestFlight is a tool developed by Apple that allows you to share your app with other users by inviting them with an email or by creating a link. In this recipe, you will see how to create, sign, and publish an iOS app leveraging fastlane and TestFlight.

Getting ready

Before following along with this recipe, you should have completed all the previous recipes in this chapter that target iOS.

How to do it...

Using the following set of steps, you will build and sign your iOS app and publish it to TestFlight:

1. From Xcode, open the Runner.xcodeproj file.
2. Click on the Signing tab and select or add your development team (this is the team associated with your Apple developer account).
3. Sign in to your Apple ID account page at https://appleid.apple.com/account/manage.
4. In the Security section, click the Generate Password link under the APP-SPECIFIC PASSWORDS label.
5. Choose a name for...