Mos Speedrun vs Mars Quest
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Mos Speedrun
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.
- 25 retro platforming stages
- Secret areas and collectibles
- Speed-run time challenges
- Unlockable costumes
- Video recording and exporting
- Game Center leaderboards and achievements
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“don’t hesitate to give Mos Speedrun a try.” - Touch Arcade (4.5/5) “pick this one up with confidence.” - slidetoplay.com ( 4/4 MUST HAVE! ) “an instant classic, refuelling our primal gaming needs.” - TouchGen ( 4/5 Editors Choice! ) "it's one of those games you'll find yourself continuously playing." - gamezebo.com "Fans of tough platformers .. should jump on this deal immediately." - gamepro.com (9/10) "a compulsive race against yourself" - pocketgamer.co.uk (8/10) "Mos Speedrun is a must-have title and one of the freshest experiences currently on Apple devices." - Daily Record (4/5) Jump, dodge and race Mos through 25 glorious stages of fast paced retro platforming action! With exceptionally clever level design, gorgeous pixellated graphics and solid platform dynamics you'll want to keep playing and playing. Find secret areas, collect the spooky hidden skulls, grab every coin, and, once you get fast, you can try to beat the speed-run time! There really is something for all skill levels, from casual to hard-core gamers. There are 12 cool costumes to unlock throughout the game, see if you can find every spooky ghost and you'll get a new costume for each one. And there's loads more! We have been adding new features regularly ever since we released the game, awesome features like video recording and exporting, game centre scoreboards, lots of achievements, web levels you can download to the game, random twitter taunts, dynamic costumes, and things we can't even remember but were probably awesome! Oh yeah, the amazing chip tune soundtrack will make you weep pixels! This is a universal app for iPhone and iPad. Bargain! RELIVE the golden age of 8 bit graphics and chip tunes! DIE a lot, and be accompanied through the level by hoards of replay ghosts! FIND secret online levels on your favourite web sites! USE the easy to master 2 button control system or classic onscreen d-pad. BE THE BEST on the game center scoreboards, and rack up achievements! RECORD your best speedruns and upload them for the world to see! FIND the secret ghosts to unlock new costumes! Thank you to all our fans for your support, ratings and great reviews. If you enjoy the game please rate us on the Appstore, it really helps us out! follow us online: twitter.com/physmo www.physmo.com
Mars Quest
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.
- 8-bit retro music
- Guide astronaut through levels
- Avoid aliens and obstacles
- Smart level progression
- Increasing speed challenges
- Game Center scores and achievements
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A must-have if you grew up in the eighties or if you are a C64, Atari, arcade or 8-bit lover. Nostalgic feelings guaranteed! *** REVIEWS *** - SlideToPlay.com: "Mars Quest is a good choice if you need to get your nostalgia on" - AppsOnTapp.com: "a fun and addicting retro game" - AppFavour.com: "Today's Best Apps August 18th 2012" *** WHAT PLAYERS SAY *** - "Super fun game that can be played over and over again. I'm ultra picky about games I let take up valuable space on my iPhone, but this one is a must!" - "A great little arcade game that I enjoy playing" - "Fun game, addictive" - "Once you start, you dont want to stop playing :)" *** FEATURES *** - Game Center scores and achievements - 8-bit retro music - Guide the astronaut safely through all levels - Avoid all aliens and obstacles on Mars - Think smart to advance to the next level - Be careful when the speed level increases!
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Mos Speedrun | Mars Quest |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (33 ratings) — better | 4.0 (91 ratings) |
| Positive reviews | 93.3% of reviews — better | 68.5% of reviews |
| Number of ratings | 33 | 91 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 46 MB | 98 MB |
| Age rating | 9+ | 12+ |
| Developer | Physmo | First Class Media B.V. |
Customer experience
Mos Speedrun
Mars Quest
Bugs and requests
Mos Speedrun
Reported bugs
2 issues- iPhone 5 screen support issues
- Inconsistent jump responsiveness
Requested features
4 requests- More level variety
- Additional music tracks
- Checkpoint system
- Ability to view past speedrun records
Mars Quest
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Mos Speedrun
No in-app purchases
Mars Quest
- Remove advertising$0.99
- 1 extra life$0.99
- 5 extra lives$1.99
Show 2 moreShow fewer
- 10 extra lives$2.99
- 25 extra lives$4.99









