# D·AIX vs OpenChart

The clearest difference is in-app purchases: D·AIX at none against OpenChart's 2. D·AIX also leads on update cadence (daily vs every 2 days) and iOS requirement (13.0 vs 17.0). 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. D·AIX asks for nothing beyond the download.

D·AIX ships an update daily, OpenChart every 2 days. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | D·AIX | OpenChart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Size | 8 MB | 87 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Layla Hayes](https://appshunter.io/developer/1890447464) | [younghyun choi](https://appshunter.io/developer/1844194272) |

## What reviewers say

### D·AIX

[App page](https://appshunter.io/ios/app/daix/id6761612715)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is D·AIX free?

D·AIX is free to download, with no in-app purchases.

### Is OpenChart free?

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

### Do D·AIX or OpenChart have ads?

Neither D·AIX nor OpenChart shows ads.

### Which is updated more often, D·AIX or OpenChart?

D·AIX ships an update daily, and OpenChart every 2 days. Most recently, D·AIX was updated on October 25, 2026 and OpenChart 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.*