QSS vs LED Display Board・Text Banner

QSS app scan QR code or vcard to get visitor's contact info, you can also manually add the contact info, save in local and sync to remote server.

Turn your phone into a bright LED dot-matrix screen in seconds. LED Display PRO is the easiest way to create scrolling text banners, customize every detail, and display them fullscreen. Whether you need a scrolling marquee at a stadium, a name sign at an event, a digital signboard for your shop, or an LED screen for your car — this app turns any phone into a portable LED board. ◆ REAL-TIME LED PREVIEW Every change appears instantly in the live LED preview. Adjust colors, fonts, speed, and effects while watching the dot-matrix screen update in real time. What you see is what you get. ◆ FULL COLOR CONTROL Choose from 8 vibrant presets or unlock the full color picker with Pro. Set text and background colors independently. Create bold neon looks, classic dot-matrix green, or any combo you imagine. ◆ SCROLLING & EFFECTS Scroll left, scroll right, or hold static. Add blink for attention-grabbing flashes. Toggle bold text and decorative borders. Control speed from slow crawl to rapid ticker. ◆ 15 FONTS & 4 DOT DENSITIES Pick from 15 hand-tuned LED fonts — from chunky pixel to sleek digital. Switch between 4 dot density levels for the perfect LED matrix look on any screen size. ◆ BRIGHTNESS & DISPLAY Adjust LED brightness with a simple slider. When you hit play, the screen locks to landscape, hides all UI, and fills edge to edge — a true fullscreen LED sign experience. ◆ IMAGE TO LED Import any photo and watch it render as a scrolling dot-matrix display. Great for logos, custom name signs, or creative room decor. ◆ SAVE & REUSE Save your favorite LED signs and reload them instantly. Free users get 5 saves. Pro members get unlimited saves for every event, room setup, or car display. ◆ WHERE CAN YOU USE IT? Sports events & stadiums — cheer with a giant scrolling message Concerts & parties — display your name or custom messages Shops & cafes — a digital signboard without extra hardware Cars & road trips — show messages from your LED car screen Classrooms & offices — a portable dot-matrix announcement board Room decor — an ambient LED name sign or mood display Trade shows — grab attention with a bright scrolling ticker ◆ PRIVACY FIRST No accounts. No tracking. No data collection. Everything runs offline on your device. Your messages stay on your screen — always. ◆ FREE VS PRO Free: 8 color presets, all fonts, all effects, 5 saves, ads Pro: full color picker, image-to-LED, unlimited saves, no ads START YOUR FREE TRIAL Try every Pro feature free for 3 days. No commitment. Cancel anytime. Subscription Options: Weekly: $6.99/week — Full flexibility, cancel anytime Yearly: $39.99/year — Save 89% (just $0.77/week) Payment is charged to your Apple ID at confirmation of purchase. Subscription auto-renews unless turned off at least 24 hours before the end of the current period. Manage or cancel anytime in Settings → Apple ID → Subscriptions. Terms of Use: https://appenso.com/legal/terms Privacy Policy: https://appenso.com/legal/privacy