leave a trace in london
traces along the thames and beyond
drop anonymous poems, thoughts, songs, or postcards at real locations in london. someone walks by, finds yours. match & chat 💬
how iz works in london
1download
get iz free on ios or android
2walk
explore london. the radar shows nearby traces
3leave
drop your own trace. it stays for 30 days. reads keep it alive
what kind of traces can you leave in london?
📝poem trace
write what comes to mind on that street
🎵music trace
drop the song playing right now at this spot
💌postcard trace
snap a photo, write on it, make a digital postcard
💫feeling trace
pick from templates like "i was happy here"
leave your first trace in london 🌙
free. anonymous. encrypted.
App Store
Google Play