One Display, one letter, one word. Show what you prefer, Construct your own ticker with letters or words. Use your display as an individual board and send some informations in an optical way. Meet others and create funny messages together. Use different colors with many smartphones or tablets and do some artwork. Share your videos on YouTube and have fun.
In OneLetterApp Free the letters x,y and z will be replaced by $ .
You don't need to give any permission to the app.
In OneLetterApp Free the letters x,y and z will be replaced by $ .
You don't need to give any permission to the app.
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