# Vinstra vs ChartMind

The clearest difference is ads: Vinstra at none against ChartMind's shown. Vinstra also leads on iOS requirement (13.0 vs 15.0). ChartMind's advantage is update cadence (every 3 days vs every 10 days). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Vinstra sells 1 in-app purchase, starting at $4.49 per month and ChartMind sells 5 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Vinstra ships an update every 10 days, ChartMind every 3 days. The most recent releases landed on September 26, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Vinstra | ChartMind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 3 days** |
| Size | 46 MB | 92 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Henrik Willstedt](https://appshunter.io/developer/1581952886) | [SPACE AI LABS YAZILIM HIZMETLERI LIMITED SIRKETI](https://appshunter.io/developer/1879261237) |

## What reviewers say

### Vinstra

[App page](https://appshunter.io/ios/app/vinstra/id1581952884)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vinstra Premium | $4.49 | per month |


### ChartMind

[App page](https://appshunter.io/ios/app/chartmind-ai-chart-analysis/id6759520830)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChartMind Pro Weekly | $6.99 | per 7 days |
| ChartMind Pro Monthly | $14.99 | per month |
| ChartMind Premium+ | $24.99 | per month |
| ChartMind Pro Annual | $99.99 | per year |
| ChartMind Premium+ | $179.99 | per year |


## Frequently asked questions

### Is Vinstra free?

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

### Is ChartMind free?

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

### Do Vinstra or ChartMind have ads?

ChartMind shows ads; Vinstra does not.

### Which is updated more often, Vinstra or ChartMind?

Vinstra ships an update every 10 days, and ChartMind every 3 days. Most recently, Vinstra was updated on September 26, 2026 and ChartMind on October 12, 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.*