# 어썸 LED 전광판 vs Smart Spam Filter

The clearest difference is monetization model: 어썸 LED 전광판 at free against Smart Spam Filter's free with in-app purchases. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. 어썸 LED 전광판 sells 1 one-off in-app purchase and Smart Spam Filter sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for 어썸 LED 전광판 against 4.4 for Smart Spam Filter. Both are backed by a comparable volume of ratings — 5 and 9 respectively. Written reviews are what separate them: 100% of 어썸 LED 전광판's written reviews are positive against 98% of Smart Spam Filter's.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 어썸 LED 전광판 | Smart Spam Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (5 ratings)](https://appshunter.io/ios/app/led/id1527862040/reviews) | [4.4 (9 ratings)](https://appshunter.io/ios/app/smart-spam-filter/id6503603784/reviews) |
| Number of ratings | 5 | **9** |
| Positive reviews | **100.0% of reviews** | 98.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 72 MB | 23 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Eunjin Jo](https://appshunter.io/developer/1456742459) | [Junbum Lee](https://appshunter.io/developer/1749481503) |

## 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 |


### Smart Spam Filter

[App page](https://appshunter.io/ios/app/smart-spam-filter/id6503603784)

This AI-powered application automatically filters unwanted spam and smishing messages. It utilizes advanced AI models, both online and on-device, to detect and block new types of fraudulent texts in real-time. Additional features include custom blacklisting and whitelisting for enhanced control.

**Highlights:** AI-based spam/smishing filtering, Online real-time AI detection, On-device AI learning, Keyword and number blocking, Whitelist functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy a cup of coffee per month | $2.99 | per month |
| Support a chicken per year | $29.99 | per year |


## Frequently asked questions

### Is 어썸 LED 전광판 free?

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

### Is Smart Spam Filter free?

Smart Spam Filter is free to download, with in-app purchases available.

### Which has better reviews, 어썸 LED 전광판 or Smart Spam Filter?

어썸 LED 전광판 and Smart Spam Filter are both rated 4.4 out of 5 on the App Store, from 5 and 9 ratings respectively.

### Do 어썸 LED 전광판 or Smart Spam Filter have ads?

Neither 어썸 LED 전광판 nor Smart Spam Filter shows ads.

### Which is updated more often, 어썸 LED 전광판 or Smart Spam Filter?

어썸 LED 전광판 ships an update every 2 weeks, and Smart Spam Filter every 2 weeks. Most recently, 어썸 LED 전광판 was updated on October 15, 2026 and Smart Spam Filter 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.*