# APK
> An APK is the installable app package file used by Android.
Topics: Apps, Smartphones
Difficulty: Everyday
Aliases: Android package
Updated: 2026-06-26T08:00:00.000Z
## Go deeper
An APK is the installable app package file used by Android. In everyday buying decisions, the useful question is not just what the spec says, but what it changes for comfort, cost, speed, safety, or battery life.