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tribalfs

Senior Member
Mar 28, 2014
2,518
1,874
Screenshot_20220819-154719_Galaxy MaxHz.jpg
Screenshot_20220819-154703_Galaxy MaxHz.jpg
Screenshot_20220819-154652_Galaxy MaxHz.jpg


About this app:

Refresh Rate Mods
  • Change default refresh rates
    -Easily change the overall refresh rate settings of devices supporting multiple refresh rates.
    -Set supported mid refresh rates as the maximum refresh rate limit for battery savings (e.g. 96hz instead of 120Hz).
    -Quick settings shortcut
    -tasker plugin support.

  • Motion smoothness mode switcher(Normal, Adaptive or High)***
    -Set you device motion smoothness mode to stationary refresh rates (high mode) for better smoothness if so desired on Samsung devices with native Adaptive motion smoothness with a little trade-off to the battery.
    -Apply adaptive mod on device that don't natively support adaptive mode [premium]
    -Tasker plugin support.


  • Per-app refresh rate settings:
    Set different refresh rate settings for every app either adaptive or fixed(stationary) [premium].


  • Motion smoothness on power saving mode (not working to all devices with OneUI4.**+, test first). ***
    -GMH will apply a workaround to bypass 60Hz limitation on Power Saving Mode (PSM) on supported Samsung smartphones.
    -Automatically apply workaround when PSM is enabled [premium]
Need extra steps on Note20U starting OneUI4.* except when rooted with magisk and using lsposed(experimental). Test it first
Screen-off Mods:
  • Force to Lowest Hz: Force the lowest refresh rate on screen-off or Always-On Display(AOD). This overrides Samsung's strange stock behavior which sets the refresh rate to the highest on screen off (update: it is now at 60hz since OneUI3.0) to improve standby power consumption a bit.
    -Tasker plugin support


  • Auto apply power saving mode during screen-off (after ~ 10 secs)***


  • Auto disable Autosync***

  • Quick-doze mod
    -
    Quickly enter doze mode during screen-off that can not be interrupted by motion [premium].***
    -Tasker plugin support



  • Auto SENSORS OFF (experimental non-root workaround)
    -Device sensors will automatically turn off while screen is off until the device is unlocked to help minimize battery-draining motion-triggered wakelocks while device is not being used.
    -Tasker plug-in support

    - Supports up to OneUI4.1 only (api blocked in OneUI5)

Others
  • Battery protection mod (Experimental)
    -Option to set maximum charge to 86%-95%(for OneUI4+)[premium]

  • Quick resolution switcher
    -Easily switch to any supported resolutions using the included quick setting tile***
    -Tasker plugin support

    Caution!! Be careful on applying CQHD+ on Note20Ultra with OneUI4.* - it causes the UI to shrink after reboot or long sleep that causes difficulty on entering the lockscreen.

  • Customizable refresh rate monitor
    -
    Use statusbar or overlay which you can place anywhere on screen.
    -Tasker plugin support.


  • Net speed statusbar indicator

OneUI inspired UI. Dynamic theme and Icon. Manual language selection

Note: The premium license is on a per device basis (not per user).

***these marked features require a one-time ADB procedure (this is not root)

Galaxy Max Hz background service is highly optimized. Background battery usage p is very negligible .[/TD]


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.

If google play protect will prompt during install that the app is built for older version of android and doesn't include the latest privacy protections, you can ignore it and proceed to the installation. For privacy related concern, please refer to FAQ No. 3.


Download
Download and changelogs CAUTION!!! SOMEONE IS TRYING TO TAMPER THIS APP AND FILL IT WITH TROJAN. DON'T DOWNLOAD ELSEWHERE
Github wiki (Please read before posting questions)


Demo video of v5.4. More features have been added in the later versions
 
Last edited:

tribalfs

Senior Member
Mar 28, 2014
2,518
1,874

Localization/Translations

Contributors
Italian: @Orlaf
German:devj3ns, drbeat
Russian: @a43
Swedish:Steffe2
Turkish: osmanakar312
Greek: Nick
Spanish: @Sebastiansm
Czech: Chrono Leggionaire
Simplified Chinese: xiaolu7233123
French: Jaxom84
Polish: Pichulec
Korean: chicking86, 최운택
Lithuanian: @Klaudas
If you want to contribute on translations, please send me a message.


Changelogs:

Try to clear data of this app if you encounter issues after update.
Please report any bug that persist. Thank you.


Please check here for the latest changelogs

Previous changelogs (old app)

v5.40
- Fixed landscape orientation layout bug and other layout improvements
- Added support for Note 20 Ultra Non-5G models (all features)

v5.26
- Fixed disabled "High/Fixed Motion Smoothness Mode" switcher on Galaxy Z Fold 2. You should be able to use this function now in Z Fold 2.
- Fixed force close bug on Galaxy Z Fold 2
-Fixed missing resolution label for Galaxy S20 series
- Other code clean up

v5.20
- Qs tiles for refresh rate control and resolution switcher now have dynamic icons. Better visibility for partially expanded notification panel.
- Added high/fixed refresh rate mode/option for Galaxy Note20 Ultra and Z Fold2. If enabled, the device will be set to 'High Motion Smoothness' mode and refresh rates will behave like the Galaxy S20 series.

v5.00
- Added support for Galaxy S20, S20+, S20 Ultra and S20FE. Resolution switcher is not applicable to S20 FE.
- Renamed app to Galaxy Max Hz

v4.00
-Added 'Resolution - Motion Smoothness Mode' switcher (button and qs tile). Switch resolution and motion smoothness mode anytime even on medium power saving mode. This specific function requires ADB.

v3.00
- Changed overlay display FPS to screen refresh rate (Hz)
- Refresh rate monitor now switches color to red if 60hz or below and to green if above 60hz
- Added toggle switch for refresh rate monitor on app's home screen

v2.00
- The 3-way toggle button and quick settings (qs) tile are now aware if the current Motion Smoothness mode is set to Adaptive or not. If not, they will show 'Standard' and will open the display settings when clicked
- The switch for the FPS monitor overlay is moved to a new qs tile. You can now turn the FPS monitor ON/OFF anywhere without opening the app.
- Changed text color of fps monitor from red to green. Green color has the longest lifespan in amoled, so lesser chance of amoled burn.

v1.00 Initial release



If you want to get GMH Premium features and/or support GMH development but paypal is not available in your place, you can use Google Play Store.
Just download GMH Donation app from Google Play Store.

Note: The price might be slightly higher due to the relatively higher tax imposed on play store.
 
Last edited:

Sek0n

Senior Member
Jun 7, 2010
196
77
Google Pixel 7 Pro
Love having the fps toggle in the qs. Thanks for the update.
Dumb question tho; does this change anything when set to 120hz? Most thing's I'm reading are people setting it lower to save battery and all. Just curious.

Thanks for the app :)
 

tribalfs

Senior Member
Mar 28, 2014
2,518
1,874
Love having the fps toggle in the qs. Thanks for the update.
Dumb question tho; does this change anything when set to 120hz? Most thing's I'm reading are people setting it lower to save battery and all. Just curious.

Thanks for the app :)

No change at 120hz. Just stock behavior.
 

bentez2003

Senior Member
Nov 26, 2009
351
36
Thanks for the app! Great design. I have noticed that 96hz drops more regularly to 60hz than 120hz seems to. Is this the expected behaviour of the two modes?
 

Chaazaq7

Member
Feb 27, 2019
11
0
I love the fps counter is it possible to add it to the status bar instead of under the hole punch please
 

ron_gangte

Senior Member
Nov 24, 2010
1,081
129
New Delhi
The screen doesn't seem to fall below 60fps even when idling. Is that normal? I thought it is supposed to drop to around 10fps when idling. Can you, please, explain how the stock behavior is?

Edit: I read in other threads that the Adaptive Refresh of the Note 20 U almost never drops below 60fps, and sometimes very rarely drops to 48hz. So despite Samsung's claims, it seems that the screen does not, in fact, ever drop to ~10 under any circumstances. I think Samsung could push an update to improve this, and thereby improving battery life.
 
Last edited:

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  • 124
    Screenshot_20220819-154719_Galaxy MaxHz.jpg
    Screenshot_20220819-154703_Galaxy MaxHz.jpg
    Screenshot_20220819-154652_Galaxy MaxHz.jpg


    About this app:

    Refresh Rate Mods
    • Change default refresh rates
      -Easily change the overall refresh rate settings of devices supporting multiple refresh rates.
      -Set supported mid refresh rates as the maximum refresh rate limit for battery savings (e.g. 96hz instead of 120Hz).
      -Quick settings shortcut
      -tasker plugin support.

    • Motion smoothness mode switcher(Normal, Adaptive or High)***
      -Set you device motion smoothness mode to stationary refresh rates (high mode) for better smoothness if so desired on Samsung devices with native Adaptive motion smoothness with a little trade-off to the battery.
      -Apply adaptive mod on device that don't natively support adaptive mode [premium]
      -Tasker plugin support.


    • Per-app refresh rate settings:
      Set different refresh rate settings for every app either adaptive or fixed(stationary) [premium].


    • Motion smoothness on power saving mode (not working to all devices with OneUI4.**+, test first). ***
      -GMH will apply a workaround to bypass 60Hz limitation on Power Saving Mode (PSM) on supported Samsung smartphones.
      -Automatically apply workaround when PSM is enabled [premium]
    Need extra steps on Note20U starting OneUI4.* except when rooted with magisk and using lsposed(experimental). Test it first
    Screen-off Mods:
    • Force to Lowest Hz: Force the lowest refresh rate on screen-off or Always-On Display(AOD). This overrides Samsung's strange stock behavior which sets the refresh rate to the highest on screen off (update: it is now at 60hz since OneUI3.0) to improve standby power consumption a bit.
      -Tasker plugin support


    • Auto apply power saving mode during screen-off (after ~ 10 secs)***


    • Auto disable Autosync***

    • Quick-doze mod
      -
      Quickly enter doze mode during screen-off that can not be interrupted by motion [premium].***
      -Tasker plugin support



    • Auto SENSORS OFF (experimental non-root workaround)
      -Device sensors will automatically turn off while screen is off until the device is unlocked to help minimize battery-draining motion-triggered wakelocks while device is not being used.
      -Tasker plug-in support

      - Supports up to OneUI4.1 only (api blocked in OneUI5)

    Others
    • Battery protection mod (Experimental)
      -Option to set maximum charge to 86%-95%(for OneUI4+)[premium]

    • Quick resolution switcher
      -Easily switch to any supported resolutions using the included quick setting tile***
      -Tasker plugin support

      Caution!! Be careful on applying CQHD+ on Note20Ultra with OneUI4.* - it causes the UI to shrink after reboot or long sleep that causes difficulty on entering the lockscreen.

    • Customizable refresh rate monitor
      -
      Use statusbar or overlay which you can place anywhere on screen.
      -Tasker plugin support.


    • Net speed statusbar indicator

    OneUI inspired UI. Dynamic theme and Icon. Manual language selection

    Note: The premium license is on a per device basis (not per user).

    ***these marked features require a one-time ADB procedure (this is not root)

    Galaxy Max Hz background service is highly optimized. Background battery usage p is very negligible .[/TD]


    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.

    If google play protect will prompt during install that the app is built for older version of android and doesn't include the latest privacy protections, you can ignore it and proceed to the installation. For privacy related concern, please refer to FAQ No. 3.


    Download
    Download and changelogs CAUTION!!! SOMEONE IS TRYING TO TAMPER THIS APP AND FILL IT WITH TROJAN. DON'T DOWNLOAD ELSEWHERE
    Github wiki (Please read before posting questions)


    Demo video of v5.4. More features have been added in the later versions
    33

    Localization/Translations

    Contributors
    Italian: @Orlaf
    German:devj3ns, drbeat
    Russian: @a43
    Swedish:Steffe2
    Turkish: osmanakar312
    Greek: Nick
    Spanish: @Sebastiansm
    Czech: Chrono Leggionaire
    Simplified Chinese: xiaolu7233123
    French: Jaxom84
    Polish: Pichulec
    Korean: chicking86, 최운택
    Lithuanian: @Klaudas
    If you want to contribute on translations, please send me a message.


    Changelogs:

    Try to clear data of this app if you encounter issues after update.
    Please report any bug that persist. Thank you.


    Please check here for the latest changelogs

    Previous changelogs (old app)

    v5.40
    - Fixed landscape orientation layout bug and other layout improvements
    - Added support for Note 20 Ultra Non-5G models (all features)

    v5.26
    - Fixed disabled "High/Fixed Motion Smoothness Mode" switcher on Galaxy Z Fold 2. You should be able to use this function now in Z Fold 2.
    - Fixed force close bug on Galaxy Z Fold 2
    -Fixed missing resolution label for Galaxy S20 series
    - Other code clean up

    v5.20
    - Qs tiles for refresh rate control and resolution switcher now have dynamic icons. Better visibility for partially expanded notification panel.
    - Added high/fixed refresh rate mode/option for Galaxy Note20 Ultra and Z Fold2. If enabled, the device will be set to 'High Motion Smoothness' mode and refresh rates will behave like the Galaxy S20 series.

    v5.00
    - Added support for Galaxy S20, S20+, S20 Ultra and S20FE. Resolution switcher is not applicable to S20 FE.
    - Renamed app to Galaxy Max Hz

    v4.00
    -Added 'Resolution - Motion Smoothness Mode' switcher (button and qs tile). Switch resolution and motion smoothness mode anytime even on medium power saving mode. This specific function requires ADB.

    v3.00
    - Changed overlay display FPS to screen refresh rate (Hz)
    - Refresh rate monitor now switches color to red if 60hz or below and to green if above 60hz
    - Added toggle switch for refresh rate monitor on app's home screen

    v2.00
    - The 3-way toggle button and quick settings (qs) tile are now aware if the current Motion Smoothness mode is set to Adaptive or not. If not, they will show 'Standard' and will open the display settings when clicked
    - The switch for the FPS monitor overlay is moved to a new qs tile. You can now turn the FPS monitor ON/OFF anywhere without opening the app.
    - Changed text color of fps monitor from red to green. Green color has the longest lifespan in amoled, so lesser chance of amoled burn.

    v1.00 Initial release



    If you want to get GMH Premium features and/or support GMH development but paypal is not available in your place, you can use Google Play Store.
    Just download GMH Donation app from Google Play Store.

    Note: The price might be slightly higher due to the relatively higher tax imposed on play store.
    17
    Apologies for being inactive in the past weeks due to some medical/family reasons.
    I will still be inactive in the next 1 or 2 weeks.
    Thank you for understanding.
    11
    GMH_v7.14.16 in-app update now available:
    -fixed bug: unable to turn off accessibility when no feature requiring such is enabled
    -experimental workaround for enabling Adaptive/High refresh rate on PSM on OneUi4.0
    -other bug fixes
    10
    v7.12.20 in-app update is now available. :)
    - Fixed intermittent bugs:
    - Power saving mode on screen-off: PSM not turning off back on screen on.
    - Turn-off autosync on screen off: autosync not turning on back on screen on