Function:
Perfect keyboard launcher.
To use MultiLauncher, you do not need to change the HOME app.
Even if other apps are at the top, you can launch them directly from the hard key. No need to return to HOME.
A launcher that selects applications to be started by below operations.

1) Number of taps on HOME
https://youtu.be/cd6ywHV3TlY

2) Long press alphabet or numeric hard key.
https://youtu.be/wLco7AHxUmQ
https://youtu.be/PIrg-YadJmQ

There is no limit to the number apps of registration to one key.

When there is an application start button (convenience key), if you use add-on "TerrainLauncher" the application to be started will also selects depending on the number of times the button is pressed.

Recommended settings for using only the keyboard launcher function
Usage access grant
Accessibility service is enabled
Common Settings Physical Keyboard
　Key long press time. 300 ms
　Deactive time after key long press. 300 ms
　Delay time until launch. 1000ms
　Action when received launch key event
　Vibrate. check.
　Vibrate time. 120ms

FAQ
Q When I press a key on the home screen, Google starts up.
A Set a Modifier key or disable Google App.

Q Other apps are displayed in the background of the startup screen.
A Open the setting screen and tap "Back" to return to the initial setting screen and then close, or reboot.

Q Accessibility service is not "running".
A. Reboot.

Q It sometimes takes a long time to display the startup screen after I press the key.
A Please set in "Settings of HOME App" and "HOME settings for OS".
Settings of HOME App
　Delay time until launch. 200ms
　Select HOME. Select the HOME application you are using.
HOME settings for OS. Select Multilauncher

Caution:
Select "Multilauncher" in "HOME setting for OS" for using HOME tap launcher.

Others:
Any requests are wellcome, please comment on Google PlayStore.