APK size is bigger than expected - android studio

Question

My project content size like this,

1. Main Project (Source & asset size 513KB)
2. Module 1 (Source & asset size 135KB)
3. Module 2 (Source & a

Answer 1

Clear the project and build again. Check raw, asset folder.

Give a look at this http://developer.android.com/tools/building/index.html .