Galaxy MaxHz

Verified safeOpen source
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462
downloads
5.1
android

AI summary

Advanced refresh rate and power management tool for Samsung Galaxy devices. Controls screen refresh rates per-app and per-display on foldables, enables battery protection with custom charge limits and pass-through charging, quick doze mode, animation scaling, and Tasker integration. Several premium features require Shizuku or root. Targets older Android SDK to avoid ADB setup.

Generated by AI. May contain inaccuracies.

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About this app

Galaxy MaxHz

Refresh Rate Mods Change default refresh rates of devices supporting multiple refresh rates.

Set supported mid refresh rates as the maximum refresh rate limit for battery savings. Configure separately for Power Saving Mode and Low Battery State, as well as for the main and outer screens on supported foldables [premium] Refresh rate mode switcher(Normal, Adaptive or High)2

Set you device motion smoothness mode to stationary refresh rates (high mode) for better smoothness if so desired. Adaptive refresh rate mod on devices that don't natively support adaptive refresh rate mode [premium]2 Per-app refresh rate settings[premium]:

Assign adaptive or static refresh rates per app. Configure individually for main screen and outer screens on supported foldables. Refresh rate monitor

Prevent switching to Standard mode on power saving mode [premium]

Prevent system from switching to Standard mode when power saving mode is enabled

Enforce CPU speed limit on Power Saving Mode even with Adaptive/High mode (OneUI7+)

GMH will automatically apply a workaround to bypass 60Hz limitation on Power Saving Mode (PSM) on supported devices.

Devices with OneUI5/OneUI6 and those few with OneUI4.* require extra steps, except when rooted and using the Xposed/LSPosed module.

Screen off/AOD refresh rate

Force the lowest supported refresh rate on screen-off or Always-On Display(AOD) to improve standby power consumption a bit. Screen-off Mods: Auto power saving mode on screen-off2

Auto enable power saving mode when the screen is off, and disable it when the screen turns back on. Auto disable Autosync

Auto disable Autosync when the screen is off, and disable it when the screen turns back on Quick-doze mod2

Quickly enter doze mode to improve standby drain with customizable maintenance interval [premium] Remove apps from Doze system whitelist to allow system to restrict or optimize their background/standby usage. Auto SENSORS OFF (Supports up to OneUI4 only)

Extras Battery protection mod[premium]2 (for OneUI4+)

Option to set different maximum charge limit other than stock limit Pass-through mode (battery by-pass) with customizable threshold on supported models. Option to scheduled maximum charge limits and/or pass-through. Animation mod2

Easily adjust animation duration and scale Keep force resizable activites2

Quick resolution switcher2

Easily switch to any supported resolutions using the included quick setting tile Statusbar net speed indicator

Quick settings toggle [premium]2 Integrations Tasker App shortcuts Note for modified ROM users: The app may or may not work depending on app's dependencies modified. Tweaks that modify the device model number in the build prop (ro.product.vendor.model) will cause bugs on the app including the license verification. Also, do not restore app from backup, always fresh install.

Info: This app targets older android sdk in order to control refresh rates without ADB setup or root. Just tap OK the dialog that says "This app was built for an older version of Android...." when opened for the first time. If OK button is not visible, just tap the blank space on the lowest portion of the dialog.

What's new

v9.0.60xFeb 23, 2026
  • Protect Battery
  • Added recharge level with 2 modes Separate thresholds for pass-through charging (for both default and schedules) Updated notification indicators/icons Option to auto-re-enable when unplugged Added battery info including battery health and charge-cycle info [^1] Quick Doze mod
  • Remove apps from the system Doze whitelist [^1] View recent Doze history [^1] Separate switch toggle for no maintenance window Other adjustments Animation mod
  • Split controls for finer tuning Refresh rates mod
  • Separate refresh rate mode (aka Motion Smoothness) settings for outer and inner displays on supported foldables Integrations & Shortcuts
  • Tasker plugins and shortcuts redesigned for easier use with new settings added (breaking change for older setups) Added app shortcuts to common toggles Fixed crashes triggered by Quick Settings shortcuts
  • App updates can now be installed directly via Shizuku on devices with One UI 6+ [^1]
  • Redesigned UI (SESL8/OneUI8 inspired)
  • General app optimizations
  • There maybe a few more
  • [^1] : Requires Shizuku or root

About this version

Version
9.0.60x (356)
Size
7.35 MB
Requires Android
5.1
Target SDK
22
Architecture
arm64-v8a
Downloads
462
Updated
Feb 23, 2026
Package
com.tribalfs.gmh

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