Softminilabs

LED Sign turns your phone into a handheld LED marquee — a glowing message you hold up so the right person sees you. Whether you're cheering at a concert, picking someone up at the airport, proposing under the stars, or just need to be seen in a crowd, LED Sign is built so any moment can be turned into light, in under 10 seconds. Why people use LED Sign - 51 ready-to-use scenes — concert cheers, airport pickup, proposals, birthdays, SOS, lost & found, fan support, party invites - Three sign styles — classic dot-matrix LED, smooth neon glow, clean plain text - Seven motion effects — scroll, breathe, flash, pulse, heartbeat, strobe, fade — all accessibility-safe - Type any message, any color, any speed - Choose from 9 font families and Latin / CJK / Thai scripts - Add a background image to your sign - Built-in shake-to-pause and screen recording - Single-tap launch — no signups, no clutter Setlists and sharing - Save multi-page messages as a setlist — opener, main song, encore — name it and launch it from Home in one tap - Swipe or double-tap to switch pages mid-show, or swipe up from the bottom to jump to any page by name - Turn any sign into a QR code and drop it in your group chat — friends scan it (or import it from a saved photo) and get the exact same sign, fully offline Made for the right moments - Concert and live show cheering — make your support visible - Airport and station pickup — let them spot you in the crowd - Proposals, birthdays, anniversaries — turn the moment into a permanent memory - Travel, hostels, meetups — say "anyone here for coffee?" without saying a word - Emergency signaling — SOS messages designed for visibility from a distance - Concerts, fan events, K-pop and J-pop support Personalize everything - 2 accent themes (Amber / Neon Purple) - 5 app icon options - 9 marquee fonts (sans, mono, rounded, kai, brush, cartoon, Times, Courier, Georgia) - 20 color presets (China Red, Tiffany Blue, Klein Blue, Hermès Orange…) - 22 built-in background images, plus your own from the photo library - Your designs are auto-saved to recents, and multi-page signs can be kept as setlists Built for the small details - Reduce-motion mode for accessibility - Strict WCAG-safe flicker rates (no seizure risk on flash effects) - Works fully offline — no account, no cloud - Designed for solo use — no friend lists, no social pressure LED Sign is free to use, ad-free in-screen, and quick to learn. If you've ever wanted to make sure the person on the other side of a crowd notices you — this is the one to keep on your home screen.