# KT 자가경비AI vs KTT 자가보안

The clearest difference is update cadence: KT 자가경비AI at every 3 weeks against KTT 자가보안's every 9 months. KTT 자가보안's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

KT 자가경비AI ships an update every 3 weeks, KTT 자가보안 every 9 months. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | KT 자가경비AI | KTT 자가보안 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Size | 58 MB | 44 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KPS Security System](https://appshunter.io/developer/1313124410) | [MGV Security System](https://appshunter.io/developer/1442050029) |

## What reviewers say

### KT 자가경비AI

[App page](https://appshunter.io/ios/app/kt-ai/id1581694728)

**Features:** macOS Compatibility

**In-app purchases:** none


### KTT 자가보안

[App page](https://appshunter.io/ios/app/ktt/id6473464936)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KT 자가경비AI free?

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

### Is KTT 자가보안 free?

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

### Do KT 자가경비AI or KTT 자가보안 have ads?

Neither KT 자가경비AI nor KTT 자가보안 shows ads.

### Which is updated more often, KT 자가경비AI or KTT 자가보안?

KT 자가경비AI ships an update every 3 weeks, and KTT 자가보안 every 9 months. Most recently, KT 자가경비AI was updated on October 25, 2026 and KTT 자가보안 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.*