Your Android phone is slowing down — not because of the hardware, but because of the dozens of apps quietly running in the background right now. Each one sipping battery, consuming RAM, and burning mobile data while you're not even looking. Ice Box by Catchingnow is the solution: a smart app freezer that puts rarely-used apps into a deep hibernation state until you need them. The Pro/Premium version removes all limits and unlocks the full power of the tool. This guide covers everything — features, setup methods, and the download.
Download Ice Box Pro v3.9.2
Version: v3.9.2 G (Build 835) | Source: Internet Archive
Ice Box Pro is hosted on Internet Archive. This is a Premium Mod build with all Pro features unlocked — unlimited app freezing, fingerprint lock, Tasker integration, and all shortcuts.
Download Ice Box Pro v3.9.2Core Features
Everything Ice Box Pro can do for your Android device's performance, battery life, and privacy.
App Hibernation (Freeze)
Freeze any app — social media, games, pre-installed bloatware — to completely stop all its background activity. A frozen app cannot run, send notifications, use RAM, drain battery, or consume mobile data until you explicitly unfreeze it.
Battery & Data Savings
Apps frozen in Ice Box cannot steal battery or mobile data in the background. Users who freeze heavy social media apps (Facebook, TikTok, Instagram) typically see hours of additional battery life per day and significant reductions in background data usage.
Hidden from Launcher
Frozen apps are completely hidden from the app drawer and home screen. They remain installed on the device but invisible to anyone browsing your apps. Launch them directly from within Ice Box when needed — like a private, organized folder.
Auto-Freeze on Screen Lock
Apps are automatically frozen when you lock the screen or return to the home launcher — no manual action required. When you next launch an app from Ice Box, it instantly unfreezes and runs normally, then freezes again after use.
Fingerprint Lock (Pro)
Protect Ice Box itself with fingerprint or PIN lock. Nobody can see your frozen apps, unfreeze them, or access the app management interface without biometric authentication. An extra privacy layer on top of app hiding.
Shortcuts & Tasker Integration
Launcher shortcuts for Freeze All Apps, Freeze All + Lock Screen, and Defrost and Run specific apps. Full Tasker plugin support for automation workflows. Android 7.1+ quick shortcuts and notification shortcuts also included.
What Does "Freezing" an App Actually Do?
When you add an app to Ice Box, it is placed in Android's disabled state — a system-level status that stops the app from being launchable, running background services, receiving broadcast events, or responding to system alarms. Unlike simply force-stopping an app (which Android can restart automatically), the disabled state is persistent until you explicitly re-enable it.
The result is total background silence: the frozen app cannot wake up to push a notification, cannot trigger on a schedule, cannot receive a network callback, and cannot be started by another app. It is effectively invisible to the Android system until you tap it in Ice Box — at which point it is re-enabled, launched, and then automatically disabled again when you leave it.
Unlike uninstalling, the app's data, settings, login sessions, and content remain completely intact. You can freeze Facebook Messenger, keep all your conversations, and unfreeze it a month later to find everything exactly as you left it — just without the weeks of background battery drain in between.
How to Set Up Ice Box
Ice Box supports three activation methods. Choose the one that matches your device's root status:
- Install the APK
- Open Ice Box
- Grant root permission when prompted
- Done — all features work immediately
- Install Ice Box, remove all accounts in Settings
- Enable USB debugging, connect to PC
- Run:
adb shell dpm set-device-owner com.catchingnow.icebox/.receiver.DPMReceiver - Reboot, restore accounts
- Install Shizuku app
- Use Wireless Debugging Wizard to start Shizuku
- Grant Ice Box Shizuku permission
- Works without USB or root each reboot
Free vs Pro — What's Unlocked
| Feature | Free | Pro (This Mod) |
|---|---|---|
| App freezing / hibernation | Limited | Unlimited |
| Hide apps from launcher | ||
| Auto-freeze on screen lock | ||
| Fingerprint lock | ||
| Tasker plugin integration | ||
| Launcher quick shortcuts | ||
| System app freezing |
Best Apps to Freeze First
For the biggest immediate impact on battery life and performance, start by freezing these categories: