# T vs MarsMissionPro

The clearest difference is price: MarsMissionPro at Free against T's $2.99. T's advantage is update cadence (every 6 days vs every 3 weeks) and iOS requirement (12.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

MarsMissionPro is free to download; T costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

T ships an update every 6 days, MarsMissionPro every 3 weeks. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | T | MarsMissionPro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marsmissionpro/id6761924727/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Monetization | — | Free |
| Size | 33 MB | 3 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [JanoGroup LLC](https://appshunter.io/developer/1781461557) | [Shashwat Patel](https://appshunter.io/developer/1873309489) |

## What reviewers say

### T

[App page](https://appshunter.io/ios/app/t-table/id6739307198)

**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 T free?

T costs $2.99, with no in-app purchases.

### Is MarsMissionPro free?

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

### Do T or MarsMissionPro have ads?

Neither T nor MarsMissionPro shows ads.

### Which is updated more often, T or MarsMissionPro?

T ships an update every 6 days, and MarsMissionPro every 3 weeks. Most recently, T was updated on October 17, 2026 and MarsMissionPro 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.*