# KT 자가보안 vs Spam Message Filter

The clearest difference is review sentiment: Spam Message Filter at 100% against KT 자가보안's 0%. KT 자가보안's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KT 자가보안 ships an update monthly, Spam Message Filter every 3 weeks. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | KT 자가보안 | Spam Message Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/spam-message-filter/id6538724001/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 11 MB | 7 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MGV Security System](https://appshunter.io/developer/1442050029) | [hyeonsu jeong](https://appshunter.io/developer/1628268684) |

## What reviewers say

### KT 자가보안

[App page](https://appshunter.io/ios/app/kt/id1502341276)

This application allows for remote viewing of H.264 and H.265 DVR systems. It provides real-time monitoring, PTZ control, and event detection capabilities for enhanced security.

**Highlights:** Real-time monitoring, PTZ control, Calendar search and playback, Relay control, Zoom & Drag, Real-time event detection

**Features:** macOS Compatibility

**In-app purchases:** none


### Spam Message Filter

[App page](https://appshunter.io/ios/app/spam-message-filter/id6538724001)

Block unwanted spam messages instantly with this easy-to-use application. Enjoy a clean and safe inbox by eliminating promotional messages and reclaiming your valuable time. No complicated setup required for effective spam protection.

**Highlights:** Instant spam blocking, Easy setup, Clean inbox, Protects valuable time, Eliminates promotional messages

**In-app purchases:** none


## Frequently asked questions

### Is KT 자가보안 free?

KT 자가보안 is free to download, with no in-app purchases.

### Is Spam Message Filter free?

Spam Message Filter is free to download, with no in-app purchases.

### Do KT 자가보안 or Spam Message Filter have ads?

Spam Message Filter shows ads; KT 자가보안 does not.

### Which is updated more often, KT 자가보안 or Spam Message Filter?

KT 자가보안 ships an update monthly, and Spam Message Filter every 3 weeks. Most recently, KT 자가보안 was updated on October 14, 2026 and Spam Message Filter on October 4, 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.*