Phone Master-Device Manager
GaoHouTool Tools Contains ads
View storage, manage apps, and check status of battery, data and network.
- Downloads
- 71.4K+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Sep 15
- 2026 · v5.5.2.044
Screenshots
About Phone Master-Device Manager
How is the phone right now when you need it most? 📱
Phone Master brings view storage, app management, and device information into one organized place. See who is taking up storage, how is the battery, and make everyday phone care feel simpler and more in your control. ✨
Your everyday device toolbox
🧹 Clean with a clear view
Scan cache files, installation packages, uninstall leftovers, and other cleanable items. Review categories and selected items first, then remove only what you no longer need.
🗂 Bring large files into view
Browse large files, images, videos, audio, documents, and app data by category. See what is using your storage and choose what you want to organize or delete.
📦 Keep your apps in order
View installed apps, storage size, and usage information. Select apps to uninstall and manage app notifications from one place.
📊 Know what is happening on your phone
Check memory, storage, battery level, and temperature. Use data usage tools and network speed tests to understand your current usage and connection status.
🔋 Get to know your battery
View battery health information and keep an eye on your phone's battery status.
🔒 Add an extra lock to selected apps
On supported devices, use a PIN, pattern, or fingerprint to lock selected apps and add access protection for private content. Availability varies by device.
💬 Give WhatsApp files a tidy home
Review WhatsApp images, videos, audio, and received files by category, then choose what you want to keep or remove.
Why Phone Master? 🌟
• Essential management tools in one clear interface
• Review before cleaning—you stay in control
• Organized sections that make tools easy to find
• Supports Android 12 and later
Permissions and compatibility
Some features may require system access such as All files access, Usage access, Display over other apps, or notifications to scan files across folders, show installed apps, measure usage, or enable App Lock. You can manage granted permissions at any time in Android settings.
Feature availability may vary by device model, Android version, and granted permissions. Review selected items before deletion; deleted files may not be recoverable.
Phone Master brings view storage, app management, and device information into one organized place. See who is taking up storage, how is the battery, and make everyday phone care feel simpler and more in your control. ✨
Your everyday device toolbox
🧹 Clean with a clear view
Scan cache files, installation packages, uninstall leftovers, and other cleanable items. Review categories and selected items first, then remove only what you no longer need.
🗂 Bring large files into view
Browse large files, images, videos, audio, documents, and app data by category. See what is using your storage and choose what you want to organize or delete.
📦 Keep your apps in order
View installed apps, storage size, and usage information. Select apps to uninstall and manage app notifications from one place.
📊 Know what is happening on your phone
Check memory, storage, battery level, and temperature. Use data usage tools and network speed tests to understand your current usage and connection status.
🔋 Get to know your battery
View battery health information and keep an eye on your phone's battery status.
🔒 Add an extra lock to selected apps
On supported devices, use a PIN, pattern, or fingerprint to lock selected apps and add access protection for private content. Availability varies by device.
💬 Give WhatsApp files a tidy home
Review WhatsApp images, videos, audio, and received files by category, then choose what you want to keep or remove.
Why Phone Master? 🌟
• Essential management tools in one clear interface
• Review before cleaning—you stay in control
• Organized sections that make tools easy to find
• Supports Android 12 and later
Permissions and compatibility
Some features may require system access such as All files access, Usage access, Display over other apps, or notifications to scan files across folders, show installed apps, measure usage, or enable App Lock. You can manage granted permissions at any time in Android settings.
Feature availability may vary by device model, Android version, and granted permissions. Review selected items before deletion; deleted files may not be recoverable.
User reviews
good
this is working app forever
Alternatives to Phone Master-Device Manager
Looking for apps like Phone Master-Device Manager? Here are 6 similar Android apps on Google Play. All of them are free to download.
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Smart EMI Calculator App
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Phone Master-Device Manager | – | Free | 50,000+ | Sep 15, 2026 | |
| Smart EMI Calculator App | – | Free | 1,000+ | Jul 31, 2026 | Compare |
| Light Bulb Security Camera App | – | Free | 500+ | May 13, 2026 | Compare |
| multichat365 | – | Free | 10+ | Sep 7, 2026 | Compare |
| WorthIt: Time Cost Calculator | – | Free | 10+ | Aug 1, 2026 | Compare |
| Crop audio: Audio Editor | – | Free | 10+ | Jul 25, 2026 | Compare |
| Konwerter | – | Free | 10+ | Jun 17, 2026 | Compare |
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