# 어썸 LED 전광판 vs TJ 노래방 POS

The clearest difference is review sentiment: 어썸 LED 전광판 at 100% against TJ 노래방 POS's 0%. 어썸 LED 전광판 also leads on update cadence (every 2 weeks vs every 6 weeks). TJ 노래방 POS's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. 어썸 LED 전광판 sells 1 one-off in-app purchase. TJ 노래방 POS asks for nothing beyond the download.

어썸 LED 전광판 ships an update every 2 weeks, TJ 노래방 POS every 6 weeks. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 어썸 LED 전광판 | TJ 노래방 POS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/led/id1527862040/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 72 MB | 62 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eunjin Jo](https://appshunter.io/developer/1456742459) | [TJ MEDIA](https://appshunter.io/developer/1161990754) |

## What reviewers say

### 어썸 LED 전광판

[App page](https://appshunter.io/ios/app/led/id1527862040)

Create custom LED signs for various purposes like cheering, airport pickups, or ordering. Offers extensive customization options and uses fonts from popular Korean services.

**Highlights:** Customizable LED sign creation, Support for cheering, airport pickups, and ordering, Extensive customization options, Uses popular Korean service fonts, iPhone and iPod support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bear Theme | $0.99 | one-time |


### TJ 노래방 POS

[App page](https://appshunter.io/ios/app/tj-pos/id6447156787)

Manage karaoke rooms and sales remotely. Track room status, revenue, and process payments for room rentals and services directly from your smartphone. Requires compatible karaoke management hardware.

**Highlights:** Real-time room status monitoring, Detailed sales and revenue reports, Time/coin input for room rentals, Service sales processing, Remote management capabilities

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 어썸 LED 전광판 free?

어썸 LED 전광판 is free to download, with in-app purchases available.

### Is TJ 노래방 POS free?

TJ 노래방 POS is free to download, with no in-app purchases.

### Do 어썸 LED 전광판 or TJ 노래방 POS have ads?

Neither 어썸 LED 전광판 nor TJ 노래방 POS shows ads.

### Which is updated more often, 어썸 LED 전광판 or TJ 노래방 POS?

어썸 LED 전광판 ships an update every 2 weeks, and TJ 노래방 POS every 6 weeks. Most recently, 어썸 LED 전광판 was updated on October 25, 2026 and TJ 노래방 POS on October 14, 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.*