# KT Smart OS vs HEK Control

The clearest difference is in-app purchases: KT Smart OS at none against HEK Control's 2. HEK Control's advantage is update cadence (daily vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. HEK Control sells 2 in-app purchases, starting at $1.99 per month. KT Smart OS asks for nothing beyond the download.

KT Smart OS ships an update every 2 months, HEK Control daily. The most recent releases landed on October 21, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | KT Smart OS | HEK Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 95 MB | 22 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [晓余 朱](https://appshunter.io/developer/1303559410) | [Minh Tri Pham](https://appshunter.io/developer/6806166092) |

## What reviewers say

### KT Smart OS

[App page](https://appshunter.io/ios/app/kt-smart-os/id6768190579)

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

**In-app purchases:** none


### HEK Control

[App page](https://appshunter.io/ios/app/hek-control/id6812301625)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HEK Control Monthly | $1.99 | per month |
| HEK Control Pro | $19.99 | per year |


## Frequently asked questions

### Is KT Smart OS free?

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

### Is HEK Control free?

HEK Control is free to download, with in-app purchases available.

### Do KT Smart OS or HEK Control have ads?

Neither KT Smart OS nor HEK Control shows ads.

### Which is updated more often, KT Smart OS or HEK Control?

KT Smart OS ships an update every 2 months, and HEK Control daily. Most recently, KT Smart OS was updated on October 21, 2026 and HEK Control on October 29, 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.*