# 코고 COGO vs 차트차트

The clearest difference is update cadence: 차트차트 at every 4 days against 코고 COGO's every 11 days. 코고 COGO's advantage is iOS requirement (13.0 vs 16.4). 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.

코고 COGO ships an update every 11 days, 차트차트 every 4 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 코고 COGO | 차트차트 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 4 days** |
| Size | 62 MB | 91 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seoneui Jee](https://appshunter.io/developer/1817143173) | [hyungeun cho](https://appshunter.io/developer/6787518530) |

## What reviewers say

### 코고 COGO

[App page](https://appshunter.io/ios/app/cogo/id6746483759)

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

**In-app purchases:** none


### 차트차트

[App page](https://appshunter.io/ios/app/id6787518528)

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

**In-app purchases:** none


## Frequently asked questions

### Is 코고 COGO free?

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

### Is 차트차트 free?

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

### Do 코고 COGO or 차트차트 have ads?

Neither 코고 COGO nor 차트차트 shows ads.

### Which is updated more often, 코고 COGO or 차트차트?

코고 COGO ships an update every 11 days, and 차트차트 every 4 days. Most recently, 코고 COGO was updated on October 30, 2026 and 차트차트 on November 5, 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.*