# Atmospheric Model vs MarsMissionPro

The clearest difference is update cadence: MarsMissionPro at every 3 weeks against Atmospheric Model's every 36 months. Atmospheric Model's advantage is iOS requirement (12.0 vs 16.6). 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 Atmospheric Model against 5.0 for MarsMissionPro. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Atmospheric Model ships an update every 36 months, MarsMissionPro every 3 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Atmospheric Model | MarsMissionPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/atmospheric-model/id1299565883/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/marsmissionpro/id6761924727/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 12 MB | 3 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Richard Loda](https://appshunter.io/developer/1291794366) | [Shashwat Patel](https://appshunter.io/developer/1873309489) |

## What reviewers say

### Atmospheric Model

[App page](https://appshunter.io/ios/app/atmospheric-model/id1299565883)

Explore planetary atmospheres with a radiative transfer model. Calculate emission temperatures and flux densities, then modify parameters like albedo and solar constant to simulate atmospheric changes and their effects on climate.

**Highlights:** Radiative transfer model for planetary atmospheres, Calculates emission temperature and flux densities, Adjustable parameters: albedo, distance from sun, extinction coefficients, Supports 9 solar system planets or custom planets, Generates flux diagrams of incoming and outgoing radiation, Saves and compares two model run results, Exports data to CSV for spreadsheet analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### MarsMissionPro

[App page](https://appshunter.io/ios/app/marsmissionpro/id6761924727)

Explore the intricacies of Mars missions with this educational app. It features orbital visualization, rocket calculations, crew planning, and interactive learning tools to understand interplanetary travel and resource management.

**Highlights:** 2D Solar System Orbit View, Rocket Delta V Calculator, Launch Window Calculator, Crew Mission Planner, Life Support Mass Estimator, Interactive Learning Modules

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

**In-app purchases:** none


## Frequently asked questions

### Is Atmospheric Model free?

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

### Is MarsMissionPro free?

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

### Which has better reviews, Atmospheric Model or MarsMissionPro?

Atmospheric Model and MarsMissionPro are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Atmospheric Model or MarsMissionPro have ads?

Neither Atmospheric Model nor MarsMissionPro shows ads.

### Which is updated more often, Atmospheric Model or MarsMissionPro?

Atmospheric Model ships an update every 36 months, and MarsMissionPro every 3 weeks. Most recently, Atmospheric Model was updated on October 10, 2026 and MarsMissionPro on October 24, 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.*