# i4SY vs MIND ENGINE ACADEMY

The clearest difference is in-app purchases: i4SY at none against MIND ENGINE ACADEMY's 10. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MIND ENGINE ACADEMY sells 10 one-off in-app purchases. i4SY asks for nothing beyond the download.

## The numbers

| Metric | i4SY | MIND ENGINE ACADEMY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 50 MB | 146 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aysha Sheslyn](https://appshunter.io/developer/1815823335) | [Online Learning](https://appshunter.io/developer/1790866777) |

## What reviewers say

### i4SY

[App page](https://appshunter.io/ios/app/i4sy/id6746223177)

**In-app purchases:** none


### MIND ENGINE ACADEMY

[App page](https://appshunter.io/ios/app/mind-engine-academy/id6752642105)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - CF | $199.99 | one-time |
| Package - CC | $199.99 | one-time |
| Package - CI | $349.99 | one-time |
| Package - CJ | $399.99 | one-time |
| Package - CK | $449.99 | one-time |
| Package - CL | $499.99 | one-time |
| Package - CM | $599.99 | one-time |
| Package - CN | $699.99 | one-time |
| Package - CO | $799.99 | one-time |
| Package - CP | $899.99 | one-time |


## Frequently asked questions

### Is i4SY free?

i4SY is free to download, with no in-app purchases.

### Is MIND ENGINE ACADEMY free?

MIND ENGINE ACADEMY is free to download, with in-app purchases available.

### Do i4SY or MIND ENGINE ACADEMY have ads?

Neither i4SY nor MIND ENGINE ACADEMY shows ads.

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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.*