Android Versions and API Levels
Learn why the Android marketing version, API level, security patch and Google Play system update are separate compatibility signals.
Learn why the Android marketing version, API level, security patch and Google Play system update are separate compatibility signals.
Core ideas
Use these points to build an accurate technical model before changing the device.
- An API level tells developers which platform features are available.
- The minimum SDK decides whether installation is allowed.
- The target SDK influences modern security and background-behavior rules.
Decision rule
Record all four version signals before deciding that an app or accessory is compatible.
Apply it on your phone
Record the device facts, source and expected result. Make one reversible change, observe the outcome, and keep the evidence needed to undo it.
Official reference
Use the platform documentation below to verify details that can change between Android releases.