Button Mapper: Remap your keys

Remap hardware buttons to launch any app, shortcut or action

Button Mapper: Remap your keys

App stats

By: flar2
Version: 3.35 (Last updated: 2024-10-01)
Creation date: 2016-10-22
Permissions
Device & app history: read sensitive log data
Phone: directly call phone numbers
Photos/Media/Files: read the contents of your USB storage, modify or delete the contents of your USB storage
Storage: read the contents of your USB storage, modify or delete the contents of your USB storage
Camera: take pictures and videos
Wi-Fi connection information: view Wi-Fi connections
Other:
  • update component usage statistics
  • modify secure system settings
  • view network connections
  • pair with Bluetooth devices
  • access Bluetooth settings
  • change network connectivity
  • connect and disconnect from Wi-Fi
  • control flashlight
  • full network access
  • change your audio settings
  • control Near Field Communication
  • run at startup
  • reorder running apps
  • control vibration
  • prevent device from sleeping
  • modify system settings

Other platforms

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App summary

Button Mapper makes it easy to remap custom actions to your volume buttons and other hardware buttons. Remap buttons to launch any app, shortcut or custom action with a single, double press or long press.

Button Mapper can remap most physical or capacitive keys and buttons, such as volume buttons, some assist buttons, and capacitive home, back and recent apps keys. Button Mapper can also remap buttons on many gamepads, remotes and other peripheral devices.

Root is not required for most actions, however some require an adb command from a connected PC if not rooted. Button Mapper does not work when the screen is off unless your device is rooted or you run an adb command.

A few examples of remapping you can do with Button Mapper:
-long press to toggle your flashlight
-remap your TV remote control
-press to broadcast custom intents, scripts or commands
-long press to open camera and take a photo
-double tap to launch your favorite app or shortcut
-double tap to open your notifications
-swap your back and recent apps keys (capacitive buttons only!)
-use your volume buttons to adjust screen brightness
-long press to toggle "do not disturb" mode
-and much more

Additional features unlocked in the pro version:
-Simulate keycodes (requires adb command or root)
-Swap volume keys on orientation change
-Default to ring volume on Pie or later
-Pocket detection
-Themes
-Change back and recents buttons
-Customization of haptic feedback (vibration) on button press and long press

Actions that can be mapped to buttons or keys:
-Launch any app or shortcut
-Disable the button
-Broadcast intents (PRO)
-Run scripts (PRO)
-Camera shutter
-Turn screen off
-Toggle flashlight
-Quick settings
-Show notifications
-Power dialog
-Take screenshot
-Music: previous/next track and play/pause
-Adjust volume or mute
-Last app switch
-Toggle do not disturb
-Adjust brightness
-Now on tap (root)
-Menu button (root)
-Choose custom keycode (root and PRO)
-Root command (root and PRO)
-Toggle WiFi
-Toggle Bluetooth
-Toggle rotation
-Clear notifications
-Split screen
-Scroll up/down (root)
-And many more...

Buttons supported:
-Physical home, back and recent apps/menu buttons
-Volume up
-Volume down
-Most camera buttons
-Many headset buttons
-Custom buttons: add other buttons (active, mute, etc) on your phone, headphones, gamepads, TV remote and other peripheral devices

Additional options:
-change the long press or double tap duration
-delay initial button press for better double tap operation
-disable Button Mapper while using specific apps
-plus many more customizations

Troubleshooting:
-Make sure Button Mapper accessibility service is enabled and allowed to run in the background
-Button Mapper does not work with onscreen buttons (such as soft keys or the navigation bar) or the power button.
-The options shown in the app depend on the buttons available on your phone. Not all phones have home, back and recents buttons!

This app uses Accessibility services. Accessibility is used to detect when the physical or capacitive buttons are pressed on your device so they can be remapped to custom actions to accommodate your needs. It is not used to see what you type. Button Mapper does not collect or share any of your personal information, it is safe and your privacy is respected.

This app uses the Device Administrator permission. (BIND_DEVICE_ADMIN)
This permission is used to lock the screen if the "Turn screen off" action is chosen. If you want to remove this permission, open Button Mapper, click on the menu (three dots in the upper right corner) and select "Uninstall"

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Google Play Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Effective remapping of buttons, including Bixby button for various functions.
  • Ability to perform useful actions like sending HTTP GET/POST requests from button presses.
  • User-friendly setup with helpful developer support.
  • Works seamlessly with various devices and offers extensive features.
  • Offers a one-time payment option, considered reasonable by some users.
Cons
  • Inconsistent performance with certain device buttons, leading to bugs.
  • Limited ability to map specific keys like 'R' or 'right click'.
  • Issues with background app permissions affecting functionality.
  • Problems with remapping volume keys and other common buttons.
  • Extra charges for using the app across multiple devices under the same account.
Most mentioned
  • Issues related to button remapping not functioning as expected.
  • The need for developer mode or ADB setup for full functionality.
  • Complaints about app bugs or failures after updates.
  • Requests for better integration with certain devices like the Nvidia Shield and Hisense TV.
User reviews
Used to be able to wake up screen with Bixby button before without root but can't anymore. I checked both the FAQ and used all the advanced setup commands but couldn't find an option. (Yes, I input the commands properly since Bixby + other buttons work even with screen off.) I don't want to b fired for rooting my work phone and can't use power button since plastic trigger fell off Edit 2: That has completely solved my problem. Thank you for all the help troubleshooting. I really appreciate it!
by MC_ Sea, 2024-11-28

Good app for what it's meant for. The only thing is... I got this game pad addition, and I have to re-button map stuff... the only thing is, I can't button map my controls to 'R' or 'right click', and it would be nice if I could do that. I know it's meant for stuff like screenshoting, but it would be nice to have a bit more utility. In short, if you want to button map a remote... find a different app... unless the dev changes it and adds a keyboard to joystick pad mapping...
by Skoonk Boi, 2024-11-16

Update: @ the dev, thanks for the reply! Will do. (5 stars 😉) The app does what it should - for my application use (reprogram a couple buttons on my Chromecast remote). Which makes me happy and encouraged me to spend $5! I had to dock a star though since it seems I will have to pay for each device (even though same account) I use it on... Since the recover purchase button doesn't seem to work. I have 4 devices I wanted to reprogram and while another $15 is no huge deal, I rarely use those TVs.
by Sean Brandt, 2024-10-24
View all user reviews

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