Fan Light Sign Concert2026

Fan Light Sign is an offline phone light sign tool for concerts, livehouses, fan meetings, and school stages. Prepare fan messages in advance, set colors, scroll speed, flashing rhythm, and portrait or landscape display, then switch quickly at the venue without internet.

Core features:
1. Scrolling text sign: large text display, horizontal scrolling, fixed display, and speed control.
2. Colors and flashing: save text color, background color, flashing frequency, and rhythm modes.
3. Event plan library: save multiple fan support messages by artist, event, seat, or song.
4. Fast switching: favorite common slogans and switch with one tap during the show.
5. Offline privacy: no login, no registration, no internet connection, and no data collection. All content stays on your device.