# LED Display vs Carbon Quest

The clearest difference is in-app purchases: Carbon Quest at none against LED Display's 1. Carbon Quest also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. LED Display sells 1 one-off in-app purchase. Carbon Quest asks for nothing beyond the download.

LED Display ships an update every 4 days, Carbon Quest weekly. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LED Display | Carbon Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/led-display-cheering-tool/id6446284414/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 16 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KiMin Sung](https://appshunter.io/developer/491711826) | [XPRTIS INC.](https://appshunter.io/developer/1675681944) |

## What reviewers say

### LED Display

[App page](https://appshunter.io/ios/app/led-display-cheering-tool/id6446284414)

Create custom LED signs for cheering, notifications, or messages. Easily adjust text color, size, brightness, and display speed for impactful communication in various settings.

**Highlights:** Customizable text and background colors, Adjustable text size and brightness, Full-screen display mode, Adjustable scrolling speed, Blink mode, LED pattern options

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $6.99 | one-time |


### Carbon Quest

[App page](https://appshunter.io/ios/app/carbon-quest/id6475640375)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LED Display free?

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

### Is Carbon Quest free?

Carbon Quest is free to download, with no in-app purchases.

### Do LED Display or Carbon Quest have ads?

LED Display shows ads; Carbon Quest does not.

### Which is updated more often, LED Display or Carbon Quest?

LED Display ships an update every 4 days, and Carbon Quest weekly. Most recently, LED Display was updated on October 12, 2026 and Carbon Quest on October 25, 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.*