System tweaking apps often consolidate multiple optimization and customization tools into a single interface: Performance Optimization
: For rooted users, the Performance Tweaker for Android provides control over CPU frequencies and governors. You can overclock for gaming or underclock to save battery during light use. system tweaks apk
Data storage is slow because the system waits for "entropy" (randomness). By disabling add_random in the I/O scheduler (usually via /sys/block/mmcblk0/queue/add_random ): system tweaks apk