# InsectScan vs AeroRotationSim

The clearest difference is in-app purchases: AeroRotationSim at none against InsectScan's 4. InsectScan's advantage is update cadence (daily vs every 6 months) and iOS requirement (13.4 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. InsectScan sells 4 in-app purchases, starting at $2.99 per 7 days. AeroRotationSim asks for nothing beyond the download.

InsectScan ships an update daily, AeroRotationSim every 6 months. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | InsectScan | AeroRotationSim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/aerorotationsim/id6754519216/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 months |
| Monetization | — | Free |
| Size | 52 MB | 7 MB |
| Requires iOS | **13.4** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Innovations, SL](https://appshunter.io/developer/312680529) | [Roger Eastman](https://appshunter.io/developer/1791448556) |

## What reviewers say

### InsectScan

[App page](https://appshunter.io/ios/app/insectscan-identify-bugs/id6754379284)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $2.99 | per 7 days |
| Full year access | $24.99 | per year |
| 5 credits | $0.99 | one-time |
| 50 credits | $4.99 | one-time |


### AeroRotationSim

[App page](https://appshunter.io/ios/app/aerorotationsim/id6754519216)

This educational tool helps aerospace and physics students understand the rotational dynamics of rigid bodies. It covers key concepts like Euler angles, quaternions, and angular momentum, aiding in the study of attitude control systems.

**Highlights:** Euler angles, Quaternions, Direction cosine matrices, Angular velocity and momentum, Space and body cones, Poinsot's construction, Gravity gradient torque, Attitude control system torque

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InsectScan free?

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

### Is AeroRotationSim free?

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

### Do InsectScan or AeroRotationSim have ads?

Neither InsectScan nor AeroRotationSim shows ads.

### Which is updated more often, InsectScan or AeroRotationSim?

InsectScan ships an update daily, and AeroRotationSim every 6 months. Most recently, InsectScan was updated on October 25, 2026 and AeroRotationSim on October 22, 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.*