# GSW TECHTOOL vs KO MARK

The clearest difference is update cadence: KO MARK at daily against GSW TECHTOOL's monthly. GSW TECHTOOL's advantage is iOS requirement (12.0 vs 15.1). 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.

GSW TECHTOOL ships an update monthly, KO MARK daily. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | GSW TECHTOOL | KO MARK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 91 MB | 75 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Kanishka Software Pvt. Ltd.](https://appshunter.io/developer/1464881024) | [Neetu Shah](https://appshunter.io/developer/1793327916) |

## What reviewers say

### GSW TECHTOOL

[App page](https://appshunter.io/ios/app/gsw-techtool/id6476899626)

**Features:** macOS Compatibility

**In-app purchases:** none


### KO MARK

[App page](https://appshunter.io/ios/app/ko-mark/id6741153521)

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

**In-app purchases:** none


## Frequently asked questions

### Is GSW TECHTOOL free?

GSW TECHTOOL is free to download, with no in-app purchases.

### Is KO MARK free?

KO MARK is free to download, with no in-app purchases.

### Do GSW TECHTOOL or KO MARK have ads?

Neither GSW TECHTOOL nor KO MARK shows ads.

### Which is updated more often, GSW TECHTOOL or KO MARK?

GSW TECHTOOL ships an update monthly, and KO MARK daily. Most recently, GSW TECHTOOL was updated on October 3, 2026 and KO MARK on October 7, 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.*