# OpenChart vs 코인연

The clearest difference is in-app purchases: 코인연 at none against OpenChart's 2. 코인연 also leads on iOS requirement (15.0 vs 17.0). OpenChart's advantage is update cadence (every 3 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. OpenChart sells 2 in-app purchases, starting at $3.99 per month. 코인연 asks for nothing beyond the download.

OpenChart ships an update every 3 days, 코인연 weekly. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | OpenChart | 코인연 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 72 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [younghyun choi](https://appshunter.io/developer/1844194272) | [JINHOON LEE](https://appshunter.io/developer/6790102771) |

## What reviewers say

### OpenChart

[App page](https://appshunter.io/ios/app/openchart-crypto-charts/id6778795322)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenChart PRO | $3.99 | per month |
| OpenChart Pro Yearly | $29.99 | per year |


### 코인연

[App page](https://appshunter.io/ios/app/id6790102769)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenChart free?

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

### Is 코인연 free?

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

### Do OpenChart or 코인연 have ads?

Neither OpenChart nor 코인연 shows ads.

### Which is updated more often, OpenChart or 코인연?

OpenChart ships an update every 3 days, and 코인연 weekly. Most recently, OpenChart was updated on October 25, 2026 and 코인연 on October 21, 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.*