About Optical Messenger
- Silent optical communication in class, at work, during lectures, etc
- Write a message and show it to someone
- Automatic formatting for maximum font size in billboard mode
- Long-range communication using tablet and marquee mode
- Modes: billboard, marquee
Download and install
Optical Messenger version 2 on your
Android device!
Downloaded 500+ times, content rating: Everyone
Android package:
com.xyz.quiet, download Optical Messenger.apk
by Q####:
Works great for inter-car communication too. ☺️