# JAN Reader vs 電光掲示板

The clearest difference is in-app purchases: JAN Reader at none against 電光掲示板's 1. JAN Reader also leads on ads (none vs shown) and iOS requirement (13.6 vs 17.0). 電光掲示板's advantage is review sentiment (100% vs 67%) and update cadence (every 9 days vs every 68 months). On price and device support there is nothing between them.

Both are free to download. 電光掲示板 sells 1 one-off in-app purchase. JAN Reader asks for nothing beyond the download.

JAN Reader ships an update every 68 months, 電光掲示板 every 9 days. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | JAN Reader | 電光掲示板 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 68 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 7 MB |
| Requires iOS | **13.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Itoh Tomoaki](https://appshunter.io/developer/871816883) | [KUREHO](https://appshunter.io/developer/1884942706) |

## What reviewers say

### JAN Reader

[App page](https://appshunter.io/ios/app/jan-reader/id1447222187)

This utility app scans JAN, EAN, and ITF14 barcodes, allowing you to copy the scanned numbers for use in other applications. It stores up to 999 scan histories with a line break separator and provides haptic feedback on detection for compatible iPhones.

**Highlights:** Scans JAN, EAN, and ITF14 barcodes, Copy scanned numbers, Up to 999 scan history, Line break separator for history, Haptic feedback on detection

**Features:** macOS Compatibility

**In-app purchases:** none


### 電光掲示板

[App page](https://appshunter.io/ios/app/led/id6814449005)

Transform your phone screen into a vibrant LED display. Easily create scrolling text messages for events, signs, or fun. Customize colors, speed, and dot size for a personalized effect.

**Highlights:** Scrolling LED text display, Customizable text and background colors, Adjustable scrolling speed and dot size, Full-screen display, Preset message saving, Decorative effects (Plus version)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $3.99 | one-time |


## Frequently asked questions

### Is JAN Reader free?

JAN Reader is free to download, with no in-app purchases.

### Is 電光掲示板 free?

電光掲示板 is free to download, with in-app purchases available.

### Do JAN Reader or 電光掲示板 have ads?

電光掲示板 shows ads; JAN Reader does not.

### Which is updated more often, JAN Reader or 電光掲示板?

JAN Reader ships an update every 68 months, and 電光掲示板 every 9 days. Most recently, JAN Reader was updated on October 14, 2026 and 電光掲示板 on October 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*