We started using memory advice library which takes some space. Other increases look minor.
Reproduction steps:
1. Open the attached project "ReproProj" with the Android Platform
2. Go to File > Build Settings and press “Build”
3. Locate the built APK in file explorer
4. Observe the size of the APK file
Expected result: The size of APK does not increase
Actual result: The size of APK increases by about 1,200 KB