APK Size Analyzer

About

APK Size Analyzer is a powerful tool designed for Android developers to compare and analyze APK file sizes. It helps identify bloat, optimize file structure, and track changes between builds — all securely and locally in your browser.

Key Features
Interactive Charts and Graphs
Visualize size differences between APK versions

Folder-Level Analysis
Drill down by directory structure to pinpoint size increases

File Extension Breakdown
Understand which file types contribute most to APK size

Detailed File Explorer
Explore individual files and how they’ve changed

Optimization Suggestions
Get actionable insights to reduce app size

Export Support
Save comparison results and reports for documentation

Drag and Drop Support
Quickly select APKs with drag-and-drop interface

Privacy First
All processing is done locally — no APKs leave your machine

How to Use
Install APK Size Analyzer from the Chrome Web Store

Click on the extension icon in your browser toolbar

Open the Full-Screen Analyzer view

Select the two APK files (old and new versions) you want to compare

Click “Analyze APK Files”

Explore the results across various views:

Overview charts

Folder-by-folder analysis

File type breakdown

File-level comparison

Who Is This For?
Android Developers who want to optimize and monitor their app sizes

QA Engineers verifying build size integrity

Product Managers tracking bloat across app versions

Anyone interested in understanding APK internals

Privacy and Security
Local-Only Processing: All file operations happen in your browser

No Network Requests: Files are never uploaded or shared externally

No Tracking or Analytics: We do not collect or store any data

Technical Details
Supported Files: .apk and .zip formats

Built With:

JSZip for APK parsing

Chart.js for interactive visualizations

HTML5 and modern JavaScript for UI

Use Cases:
Pre-release Validation: Ensure new builds haven’t grown in size unexpectedly

Version Comparisons: Compare older and newer APKs side by side

Asset Management: Identify large media files or resources

SDK Impact Review: Understand how new libraries affect build size

Build Optimization: Continuously monitor and improve app footprint

Requirements:
Google Chrome or any Chromium-based browser

Chrome Extensions support

Local access to .apk or .zip files

Built for Android developers by Android developers.
Please share your feedback, contribute, or spread the word if you find this tool useful.