# CloudLabs Geometric optics vs Optical Flow Drone Navigation

The clearest difference is in-app purchases: CloudLabs Geometric optics at none against Optical Flow Drone Navigation's 1. CloudLabs Geometric optics also leads on iOS requirement (9.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Optical Flow Drone Navigation sells 1 one-off in-app purchase. CloudLabs Geometric optics asks for nothing beyond the download.

## The numbers

| Metric | CloudLabs Geometric optics | Optical Flow Drone Navigation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 83 MB | 8 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [EMIRHAN CELIK](https://appshunter.io/developer/1815124388) |

## What reviewers say

### CloudLabs Geometric optics

[App page](https://appshunter.io/ios/app/cloudlabs-geometric-optics/id1636352420)

**Features:** macOS Compatibility

**In-app purchases:** none


### Optical Flow Drone Navigation

[App page](https://appshunter.io/ios/app/optical-flow-drone-navigation/id6746093813)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MAVLink Mode Unlock | $1.99 | one-time |


## Frequently asked questions

### Is CloudLabs Geometric optics free?

CloudLabs Geometric optics is free to download, with no in-app purchases.

### Is Optical Flow Drone Navigation free?

Optical Flow Drone Navigation is free to download, with in-app purchases available.

### Do CloudLabs Geometric optics or Optical Flow Drone Navigation have ads?

Neither CloudLabs Geometric optics nor Optical Flow Drone Navigation 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.*