LED Banner
Stand out in the crowd with just your phone.
iPhone version coming soonLED Banner turns your phone screen into a glowing LED sign for concerts, ball games, birthdays and airport pickups. Type your message, tap Play, and it reads clearly from far away.
What it does
Real LED look
Every dot lights up like a real display, or switch to a soft neon glow. Pick dot shapes and tune the glow.
Crowd Show
Hundreds of phones become one giant screen. Join with one QR code; every phone moves together on a shared clock.
100+ effects
30+ effects, 20+ motions and 40+ backgrounds — fireworks, hearts, lasers, lightstick waves — with 40+ fonts.
Cheer tools
Lightstick mode that glows to the beat, crowd-reactive brightness, multi-phone banners and countdowns.
Share as GIF or link
Make a GIF for social media, or share by link or QR that opens on any phone.
Built for venues
Max brightness, screen always on, works offline, and mirror mode for windows.
Guides
- How to do a card stunt with phones — turn a crowd into one giant screenNov 1, 2026
- How to make a concert sign on your phone that people can actually readNov 1, 2026
- How to make an airport pickup sign on your phoneNov 1, 2026
Questions
Is it free?
Yes. PRO effects open for 24 hours after one short ad, and no ads play while your sign is on.
Does it work without internet?
Yes. Signs play offline. Crowd Show keeps going after you join even if the internet drops.