# aviateOK vs Nautlius

The clearest difference is iOS requirement: aviateOK at 14.0 against Nautlius's 18.0. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for aviateOK against 5.0 for Nautlius. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | aviateOK | Nautlius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/aviateok/id6444135760/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/nautlius-stem-toolbox/id6736767636/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | Free |
| Size | 30 MB | 13 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oklahoma State University](https://appshunter.io/developer/393442180) | [Troy Husted](https://appshunter.io/developer/1665389547) |

## What reviewers say

### aviateOK

[App page](https://appshunter.io/ios/app/aviateok/id6444135760)

This app offers aviation and aerospace STEM educational content, activities, and resources for K-12 students, parents, and educators. It aims to foster enthusiasm for the industry and provides curriculum support for teachers.

**Highlights:** Aviation/aerospace educational content, Interactive activities and resources, K-12 student engagement, Parental resources, Educator curriculum support

**Features:** macOS Compatibility

**In-app purchases:** none


### Nautlius

[App page](https://appshunter.io/ios/app/nautlius-stem-toolbox/id6736767636)

This app provides a comprehensive suite of tools for STEM education and professional use. It offers engineering calculators, unit conversions, property lookups, and simulation capabilities. Students and professionals can utilize it for quick calculations and data analysis.

**Highlights:** Engineering calculators, Free body diagrams, Property lookup tables, Experiment simulations, Unit conversion

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

**In-app purchases:** none


## Frequently asked questions

### Is aviateOK free?

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

### Is Nautlius free?

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

### Which has better reviews, aviateOK or Nautlius?

aviateOK and Nautlius are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do aviateOK or Nautlius have ads?

Neither aviateOK nor Nautlius shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*