Tetragram - hack the world
Virtually post your picture on the real world
What is Tetragram?
With Tetragram You...
Hack the real world in 3 steps
Find a QR code on a wall and scan it with Tetragram app
Select a picture and post it with the place information
Send it to your friend, tell them to see how you hack the real world
Try it now!
Like to know more about us?
Check it here
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