At a glance
- Latest version
- v2.1.8e (200086)
- Updated
- Jun 28, 2026 (3 months ago)
- APK size
- 17.4 MB
- Requires
- Android 4.0+ (API 14)
- CPU support
- x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit, ARM 64-bit
- Category
- Tools (app)
- Listed since
- Jan 26, 2013 (at least)
- Permissions
- 45 (12 sensitive)
- Website
- 3c71.com
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
3C Toolbox is an app by 3c in the Tools category, listed since at least January 2013. It includes native code for x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
Since version Beta_0.6.3, the minimum Android version rose from 2.2 to 4.0. It asks for 45 permissions, 12 of them sensitive, including precise location, camera and approximate location. Compared with version Beta_0.6.3, it adds 18 new permissions (“Approximate location”, “Bind accessibility service”, “Display over other apps” and 15 more) and drops 9 (“Access wimax state”, “Change wimax state”, “Read call log” and 6 more). The app offers in-app purchases through Google Play.
Ratings
Ratings from users of the source store — not collected or verified by AAPKs.
What's new in v2.1.8e
3C Toolbox is the must-have toolbox for Android users
Should you experience issues, please send details using a support request from app settings, help and support
1.4.0:
Near-transparent unlock pattern
Multiple workarounds for Android M preview
Fix battery statistics not being displayed on Android M preview
Other bug fixes
1.3.9:
Fix time picker possibly hidden by software navigation bar
Enable external SD backups on non-rooted Android 5.x+
Description
From the listing uploaded by “appupdater”.
3C Toolbox (aka Android Tuner Free) is the most comprehensive must-have toolbox for Android version 2.3 up-to L, running any ROM or kernel.
3C Toolbox combines the features of Battery Monitor Widget, System Tuner, 3C Toggles and more into one easy-to-use giant toolbox to control, monitor and optimize your Android devices.
3C Toolbox combines the features of many top-100 paid apps like Titanium Backup, Greenify, BetterBatteryStats, App2SD, Seeder, ROM Toolbox Pro, SetCPU, System Panel, Root Explorer, Autorun Manager, Terminal Emulator, Script Editor, SD Booster, BuildProp Editor, ATK and many more.
☺ 3C Toolbox works best on rooted phones, works well on stock phones too
♦♦ 3C Toolbox feature set (some require root access, try free version first) ♦♦
► Pro-only features
Hide any tabs or any menu item
Edit all main screen buttons up-to 4x6 grid
Multi/auto-select, sort apps in apps manager
Multi-select in root explorer
Auto backup updated apps
Continuous, interval and duration of recordings and component states
Download notification icon packs directly from the app
Use force-stop in task manager or auto-task-killer
New app installation manage notification
Create multiple schedules, watchers and profiles
Automatic battery markers and manage multiple batteries
Add a notification shortcut to access any features from status notification
Extra widgets: 2x1 text, 2x1-5x2 graphic, 4x1-1x4 toggles and 4x4 summary
No Ads
► Toolbox integration
Battery savings and performance optimization
Profiles to control CPU, IO and device states
Manage apps from anywhere
► Device manager *
Device profiles (CPU, IO, components)
Tasks scheduler (app management, clean-up, etc)
Device watchers to automatically activate a profile, run tasks or display alarms
► File explorer *
Batch copy/paste, zip, delete, move, share and stream files and folders
Change files/folders permissions, ownership and security context
Access all your Samba network shares
► Application manager *
Backup and verify app apk/data, sms and call-logs
System app uninstaller and update cleaner
Share apps by e-mail, DropBox, GDrive, etc...
Move any apps to user, system, SD or link2SD
Freeze/unfreeze apps, crystallize (eg hibernate/greenify) and control app startup and events
Zip align, clear cache, wipe dalvik-cache, fix permissions and optimize databases
Control app notifications, permissions, access, rotation, full-screen and force screen-on
Find apps draining your battery (statistics)
► Network manager
Set WiFi access point priority
Configure Android firewall, TCP Congestion, DNS *
► Task manager
Check CPU, network and memory usage
Kill or force-stop * any apps or kernel processes
Automatic task killer, memory booster, memory cleaner
► System Control *
CPU governor, frequency, voltage, GPU, thermal and MPDecision
Build.prop and sysctl editor
Boost, analyze and benchmark SD cards
Android memory manager, memory cleaner, SD directory binder
fsync, sweep2wake, gamma, sound, intelliplug and fast charge control
► System Monitoring
All Android applications or all processes, battery, CPU, network, memory
Component states (WiFi, Bluetooth, GPS, 3G, Phone, APN) (PRO ONLY)
► Status bar notifications
Battery, cpu, memory, sd, temperature optionally with graphics in drop-down
Add battery remaining bar on top or bottom
Remove original battery icon (xposed required)
► Highly Configurable Widgets
Resizable gauge widget
1x1 text
1x1 toggle *
► System Switches (widgets or profiles)
GPS,WiFi localization,WiFi,BT,APN,NFC,Airplane,Tethering,Brightness,Screen time-out,Stay awake,Flashlight,Ringer,Vibrate,Synchro,Background data,Debug,Unknown sources,Reboot,etc
► Terminal Emulator & Script Editor
Run any scripts, optionally on boot
Share scripts, commands and outputs
► System Logcat and Kernel Reader *
Advanced filtering and search
* Requires root and kernel support for full feature
Version history
2 versions are listed, going back to vBeta_0.6.3. Since v2.1.8e it requires Android 4.0+.
Security & authenticity
Security rating: Trusted
Signing certificate
- Signature matches the Google Play version Checked by the source store on Jun 28, 2026.
- Certificate issued to “Cedric Counotte” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature under review Jun 28, 2026
- Validated against Google Play Jun 28, 2026
- Signed byCN=Cedric Counotte, C=FR
- Signing certificate (SHA-1)17:FB:85:DB:E2:B5:64:B1:39:6C:31:68:B7:FA:A8:39:3F:E7:42:A9
- File MD5dcc3299ea577a7c39a30a5c65f6b1144
- Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (45)
3C Toolbox requests 45 permissions, 12 of them sensitive.
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Bind accessibility service Sensitive android.permission.BIND_ACCESSIBILITY_SERVICE
- Camera Sensitive android.permission.CAMERA
- Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
- Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Package usage stats Sensitive android.permission.PACKAGE_USAGE_STATS
- Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
- Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Request installing other apps Sensitive android.permission.REQUEST_INSTALL_PACKAGES
- Write settings Sensitive android.permission.WRITE_SETTINGS
- Access notification policy android.permission.ACCESS_NOTIFICATION_POLICY
- Battery stats android.permission.BATTERY_STATS
- Bluetooth android.permission.BLUETOOTH
- Bluetooth admin android.permission.BLUETOOTH_ADMIN
- Change network state android.permission.CHANGE_NETWORK_STATE
- Change wifi state android.permission.CHANGE_WIFI_STATE
- Control vibration android.permission.VIBRATE
- Flashlight android.permission.FLASHLIGHT
- Full network access android.permission.INTERNET
- Get package size android.permission.GET_PACKAGE_SIZE
- Get tasks android.permission.GET_TASKS
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Kill background processes android.permission.KILL_BACKGROUND_PROCESSES
- Lib3c stats (custom) lib3c.permission.stats
- Manage usb android.permission.MANAGE_USB
- Permission (custom) ccc71.at.free.permission
- Permission (custom) ccc71.at.permission
- Permission (custom) ccc71.sb.permission
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Read logs android.permission.READ_LOGS
- Read sync settings android.permission.READ_SYNC_SETTINGS
- Read sync stats android.permission.READ_SYNC_STATS
- Request delete packages android.permission.REQUEST_DELETE_PACKAGES
- Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
- Restart packages android.permission.RESTART_PACKAGES
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- Use biometric hardware android.permission.USE_BIOMETRIC
- Use fingerprint hardware android.permission.USE_FINGERPRINT
- View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
- View network connections android.permission.ACCESS_NETWORK_STATE
- Write secure settings android.permission.WRITE_SECURE_SETTINGS
- Write sync settings android.permission.WRITE_SYNC_SETTINGS
3C Toolbox APK: questions and answers
Is there a version of 3C Toolbox for older Android phones?
The current version needs Android 4.0 or later. Version Beta_0.6.3 is the newest listed build that installs on Android 2.2 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version Beta_0.6.3 · All versions
Can I install this APK over the version I already have?
Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.
Is 3C Toolbox free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the 3C Toolbox APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is dcc3299ea577a7c39a30a5c65f6b1144.
