About this app

ATTENTION!!!
1. Before using the program Nandroid backup is strongly recomended! Please do not write negative reviews, if Your machine cannot boot as a result of using of the program. The program works with hidden parameters of the kernel, which setting can lead to unstable operation of the device. Recovery is possible only in the presence of the backup.
2. Before you upgrade to version 3.х.х from versions 2.х.х it is recommended to completely remove the old version of the program and the license.
3. USB debugging option must be enabled!
4. The presence of root-rights necessarily.
5. BusyBox must to be installed.
6. On some devices you need a S-OFF.
7. It's strongly recomended to update BusyBox version to 1.20.x or latter.

If You like, to Your smartphone running at peak performance. If Your experience does not give You peace of mind and You change firmwares one by one, in search of the optimum decision for Your device. Try to adjust Your smartphone by youself and help other users with similar devices. mcTweaker is a system application, that allows you to set up hidden parameters of Android, to achieving maximum performance and minimum power consumption.

Main features:
- separate management of the CPU frequency for different states of the screen (ON/OFF);
- CPU voltage control for different frequencies;
- management of the OOM killer parameters;
- setting of Dalvik VM heap parameters;
- setting of file system parameters (IO Scheduler, cache SD-card);
- management of the DNS-servers for different network connections;
- optimization of the network performace;
- manual and automatic synchronisation of time via the Internet, a large selection of NTP-servers;
- blocking of advertising;
- setting of the screen parameters (animation speed, auto brightness);
- optimization of graphics (hardware acceleration, anti-aliasing, the density of the screen, etc.);
- JIT-compilation on/off;
- optimization of energy consumption;
- editing the parameters of the A-GPS (select SUPL-server, select the NTP server, forced request (A-GPS data, cold start);
- editing of parameters in the file build.prop;
- script-manager with a built-in editor;
- autorun any scripts at boot time (emulation of init.d);
- home screen widgets to switch the set of parameters (CPU frequency, the parameters of OOM killer, switching the DNS-servers, time synchronization, the request of A-GPS data;
- launch any application by widget with the simultaneous adjustment of parameters;
- running the script by the widget;
- freezing, uninstallation of system apps and moving apps to the system memory;
- applications autorun management;


Pro-licence can be bought here: https://play.google.com/store/apps/details?id=com.mclaught.mctweaker.donate

New features

3.5.0
- the issue of compatibility with Android 4.1 JB has been solved;
- setprop is used by default instead of direct editing of the build.prop file (safer on some devices);
Attention! The settings of the old version will be lost.
3.4.0
- enabling init.d scripts support at the kernel level;
- fixed install location setting for ICS;
- applications autorun management;
3.3.1
- freeze/unfreeze and run applications by widget;
- some errors fixed;

App Permissions

Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows applications to set the system time.
Allows an application to read or write the system settings.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Allows an application to write to external storage.
Allows applications to access information about Wi-Fi networks.
Modify the global animation scaling factor.
Allows an app to access precise location.
Allows an application to access extra location provider commands.
Allows access to the vibrator.
Modify the global animation scaling factor.
Allows an application to read from external storage.