# FlashSign-LED Scrolling Banner — Concert fan sign&rhythm flash

> Concert fan sign&rhythm flash (iPhone/iPad app by 成都时光赛博科技有限公司.)

- Source: https://appshunter.io/ios/app/flashsign-led-scrolling-banner/id6770761072 (this page in markdown: same URL + `.md`)
- Developer: [成都时光赛博科技有限公司](https://appshunter.io/developer/1846792152)
- Category: Utilities, Music
- Price: Free
- Age rating: 4+
- Requires: iOS 17.2 · 17 MB
- Languages: American English
- Released: 2026-05-19
- Data updated: 2026-08-05
- User reviews in markdown: https://appshunter.io/ios/app/flashsign-led-scrolling-banner/id6770761072/reviews.md

## What is FlashSign?

【Tagline】
FlashSign turns your iPhone into a scrolling LED banner with screen flash, torch, and music-synced light effects—perfect for concerts, sports, and any live event.

【Key Features】
• Scrolling text: Custom message, adjustable font size and scroll speed; portrait or landscape
• Full color control: Text, background, flash, and highlight colors with handy presets
• Light effects: Steady, breathing, rhythm flash, gradient, and flowing modes
• Dual flash: Screen flash and device torch—use either or both
• Music rhythm sync: Microphone detects the beat so lights pulse with the music (processed on device only; no audio uploaded)
• Live preview: See your sign before going full screen with one tap

【Perfect For】
• Concerts, festivals, and fan meetups
• Sports and esports cheering
• School events, parties, and celebrations
• Creative signs for stalls, proposals, birthdays, and more

【How to Use】

Enter your message
Adjust size, speed, colors, and light effects
Tap Start Display and hold up your phone
【Permissions】
• Camera: Required to control the device torch
• Microphone: Used for music rhythm detection for rhythm flash mode

【Contact】
Developer: Chengdu Time Cyber Technology Co., Ltd.
Email: ganyizhi@timecyber.com.cn

Thank you for using FlashSign—shine bright at every event.


## Version history (last 3 releases)

### 1.0.2 — 2026-08-05

1、fix bug

### 1.0.1 — 2026-05-26

AEO&Share Link

### 1.0 — 2026-05-20

No release notes.

## More apps by 成都时光赛博科技有限公司

- [一休建物-日本房产交易租房平台](https://appshunter.io/ios/app/id6754158901)
- [光速运动记](https://appshunter.io/ios/app/id6774081805)
- [雨墨天气](https://appshunter.io/ios/app/id6778321417)

All apps by 成都时光赛博科技有限公司: https://appshunter.io/developer/1846792152

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-05.*