# REO Mechanical Engineering vs SciComLab App

The clearest difference is update cadence: SciComLab App at every 5 days against REO Mechanical Engineering's every 21 months. 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.

REO Mechanical Engineering ships an update every 21 months, SciComLab App every 5 days. The most recent releases landed on September 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | REO Mechanical Engineering | SciComLab App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 5 days** |
| Size | 452 MB | 174 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Rex Banggawan](https://appshunter.io/developer/1516403954) | [Konrad Rappaport](https://appshunter.io/developer/1665551174) |

## What reviewers say

### REO Mechanical Engineering

[App page](https://appshunter.io/ios/app/reo-mechanical-engineering/id1616497471)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### SciComLab App

[App page](https://appshunter.io/ios/app/scicomlab-app/id1665551172)

**In-app purchases:** none


## Frequently asked questions

### Is REO Mechanical Engineering free?

REO Mechanical Engineering is free to download, with no in-app purchases.

### Is SciComLab App free?

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

### Do REO Mechanical Engineering or SciComLab App have ads?

Neither REO Mechanical Engineering nor SciComLab App shows ads.

### Which is updated more often, REO Mechanical Engineering or SciComLab App?

REO Mechanical Engineering ships an update every 21 months, and SciComLab App every 5 days. Most recently, REO Mechanical Engineering was updated on September 17, 2026 and SciComLab App on October 15, 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.*