Android Guides Best Practices PSPDFKit for Android has a number of guides that illustrate best practices for various use cases: Logging Annotation rendering Customizing the page number About memory usage Opening local files Optimize for mobile rendering Powered by PSPDFKit Third-party compatibility Permissions Subscription license validation for versions 2.0.0 – 2.1.0 Unsupported private APIs Manual library integration Checking for device compatibility Framework size PSPDFKit SDK security