# CEI vs mo3da.com

The clearest difference is update cadence: mo3da.com at every 3 weeks against CEI's every 3 months. mo3da.com also leads on iOS requirement (15.1 vs 17.0). 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.

CEI ships an update every 3 months, mo3da.com every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CEI | mo3da.com |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 93 MB | 52 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CEI - Costruzione Emiliana Ingranaggi](https://appshunter.io/developer/1141884214) | [Ahmed Youssef](https://appshunter.io/developer/6803562423) |

## What reviewers say

### CEI

[App page](https://appshunter.io/ios/app/cei/id1141884215)

**Features:** macOS Compatibility

**In-app purchases:** none


### mo3da.com

[App page](https://appshunter.io/ios/app/mo3dacom/id6803715751)

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

**In-app purchases:** none


## Frequently asked questions

### Is CEI free?

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

### Is mo3da.com free?

mo3da.com is free to download, with no in-app purchases.

### Do CEI or mo3da.com have ads?

Neither CEI nor mo3da.com shows ads.

### Which is updated more often, CEI or mo3da.com?

CEI ships an update every 3 months, and mo3da.com every 3 weeks. Most recently, CEI was updated on November 2, 2026 and mo3da.com on October 31, 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.*