# mainsim 5 vs oee.ai

The clearest difference is update cadence: mainsim 5 at weekly against oee.ai's every 2 months. oee.ai's advantage is iOS requirement (13.0 vs 15.0). 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.

mainsim 5 ships an update weekly, oee.ai every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | mainsim 5 | oee.ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 43 MB | 23 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Mainsim S.r.l.](https://appshunter.io/developer/1501342402) | [ifp Software GmbH](https://appshunter.io/developer/1747927708) |

## What reviewers say

### mainsim 5

[App page](https://appshunter.io/ios/app/mainsim-5/id6448905483)

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

**In-app purchases:** none


### oee.ai

[App page](https://appshunter.io/ios/app/oeeai/id6503070126)

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

**In-app purchases:** none


## Frequently asked questions

### Is mainsim 5 free?

mainsim 5 is free to download, with no in-app purchases.

### Is oee.ai free?

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

### Do mainsim 5 or oee.ai have ads?

Neither mainsim 5 nor oee.ai shows ads.

### Which is updated more often, mainsim 5 or oee.ai?

mainsim 5 ships an update weekly, and oee.ai every 2 months. Most recently, mainsim 5 was updated on October 30, 2026 and oee.ai on October 30, 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.*