# Mos Speedrun vs Mars Quest

The clearest difference is price: Mars Quest at Free against Mos Speedrun's $0.99. Mars Quest also leads on update cadence (fortnightly vs every 2 months). Mos Speedrun's advantage is rating (4.7 vs 4.0) and in-app purchases (none vs 5). On ratings volume and device support there is nothing between them.

Mars Quest is free to download; Mos Speedrun costs $0.99 up front. Mars Quest sells 5 one-off in-app purchases. Mos Speedrun asks for nothing beyond the download.

Mos Speedrun holds the better App Store score, 4.7 against 4.0. Both are backed by a comparable volume of ratings — 33 and 91 respectively. Written reviews point the same way: 93% of Mos Speedrun's written reviews are positive against 68% of Mars Quest's.

Mos Speedrun ships an update every 2 months, Mars Quest fortnightly. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Mos Speedrun | Mars Quest |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (33 ratings)](https://appshunter.io/ios/app/mos-speedrun/id419215811/reviews)** | [4.0 (91 ratings)](https://appshunter.io/ios/app/mars-quest-8-bit/id491304485/reviews) |
| Number of ratings | 33 | **91** |
| Positive reviews | **93.3% of reviews** | 68.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 46 MB | 98 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Physmo](https://appshunter.io/developer/333188621) | [First Class Media B.V.](https://appshunter.io/developer/1394094946) |

## What reviewers say

### Mos Speedrun

[App page](https://appshunter.io/ios/app/mos-speedrun/id419215811)

Experience fast-paced retro platforming with 25 challenging stages. Jump, dodge, and race through levels, discover secrets, collect items, and compete for the best speed-run times. Unlock costumes and enjoy a vibrant chip tune soundtrack.

**Highlights:** 25 retro platforming stages, Secret areas and collectibles, Speed-run time challenges, Unlockable costumes, Video recording and exporting, Game Center leaderboards and achievements

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Tight controls
- 🎨 Retro graphics
- 🎶 Catchy chiptune music
- 🔁 Addictive replay value
- 🏆 Challenging objectives

**What reviewers complain about**

- 🐛 Occasional jump control issues
- 🔂 Repetitive background music
- 🕹️ Difficulty may be too high for casual players

**Reported bugs**

- iPhone 5 screen support issues
- Inconsistent jump responsiveness

**Requested features**

- More level variety
- Additional music tracks
- Checkpoint system
- Ability to view past speedrun records


### Mars Quest

[App page](https://appshunter.io/ios/app/mars-quest-8-bit/id491304485)

Embark on a challenging retro adventure guiding an astronaut through alien-infested Martian levels. Experience nostalgic 8-bit graphics and music while avoiding obstacles and increasing speed. Compete with friends via Game Center.

**Highlights:** 8-bit retro music, Guide astronaut through levels, Avoid aliens and obstacles, Smart level progression, Increasing speed challenges, Game Center scores and achievements

**Features:** macOS Compatibility, Game Controller support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove advertising | $0.99 | one-time |
| 1 extra life | $0.99 | one-time |
| 5 extra lives | $1.99 | one-time |
| 10 extra lives | $2.99 | one-time |
| 25 extra lives | $4.99 | one-time |


## Frequently asked questions

### Is Mos Speedrun free?

Mos Speedrun costs $0.99, with no in-app purchases.

### Is Mars Quest free?

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

### Which has better reviews, Mos Speedrun or Mars Quest?

Mos Speedrun is rated higher. Mos Speedrun averages 4.7 out of 5 from 33 ratings, while Mars Quest averages 4.0 from 91 ratings.

### Do Mos Speedrun or Mars Quest have ads?

Mars Quest shows ads; Mos Speedrun does not.

### Which is updated more often, Mos Speedrun or Mars Quest?

Mos Speedrun ships an update every 2 months, and Mars Quest fortnightly. Most recently, Mos Speedrun was updated on October 15, 2026 and Mars Quest on October 14, 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.*