# TRETTITRE vs KO

The clearest difference is iOS requirement: TRETTITRE at 12.0 against KO's 15.6. On price, update cadence, ads 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.

TRETTITRE ships an update every 6 weeks, KO every 5 weeks. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | TRETTITRE | KO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Size | 61 MB | 44 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TRETTITRE (SHENZHEN) TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1766295633) | [深圳市贝诗沃德科技有限公司](https://appshunter.io/developer/1896325189) |

## What reviewers say

### TRETTITRE

[App page](https://appshunter.io/ios/app/trettitre/id6677026604)

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

**In-app purchases:** none


### KO

[App page](https://appshunter.io/ios/app/ko-star/id6766787433)

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

**In-app purchases:** none


## Frequently asked questions

### Is TRETTITRE free?

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

### Is KO free?

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

### Do TRETTITRE or KO have ads?

Neither TRETTITRE nor KO shows ads.

### Which is updated more often, TRETTITRE or KO?

TRETTITRE ships an update every 6 weeks, and KO every 5 weeks. Most recently, TRETTITRE was updated on October 13, 2026 and KO on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*