Comparison

Mr. Crab vs Mars

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Mr. Crab

Embark on a fast-paced arcade adventure as Mr. Crab, jumping and climbing to rescue baby crabs. Master precise timing across over 100 levels, encountering unique enemies and challenging bosses. Explore diverse worlds with stunning 3D graphics.

Highlights
  • Fast-paced arcade gameplay
  • Jump and climb mechanics
  • Rescue baby crabs
  • Over 100 challenging levels
  • Encounter diverse enemies
  • Defeat giant bosses
  • Stunning 3D graphics
Features
Read full description

Join Mr. Crab on his greatest adventure! Mr. Crab is a super fast arcade game with a twist. Take control of Mr. Crab and jump your way to the top, rescuing as many baby crabs as possible. Just tap on your screen to jump and climb to reach the top of the ever-spinning tower. But be aware, there are some foul enemies that will do anything to stop you. Timing is everything In Mr. Crab. you´ll need to use all your timing and quick thinking to get three stars on every level. Over 100 challenging levels. 14 levels to unlock for free. You will find different levels, like Beach Party, Hermit Heights and Acorn. Will you master them all? Meet, defeat or avoid enemies Encounter new enemies in every level. Say hello to Blowfish Bob, Fernando Feathers or Herman the Hermit… if you dare. It´s up to you how will take care of the enemies, avoid them or defeat them…. otherwise they will defeat you. Game Features •Super fast & fun adventurous game at its best •Face 5 foul bosses •Run, jump, climb through many levels in different worlds •Meet & defeat the giant bosses •Universal: Works on iPhone, iPad and iPod Touch •Stunning 3D graphics Follow @illusionlabs on Twitter Like us at facebook.com/illusionlabs

About

Mars

Embark on a thrilling space adventure as a volunteer on a mission to Mars. Pilot a jetpack to explore the Martian surface, capture unique selfies, and navigate the challenges of interplanetary travel. Prove the doubters wrong and make history on this groundbreaking expedition.

Highlights
  • Explore Mars on a jetpack
  • Take selfies on Mars
  • Avoid Rapid Unscheduled Disassemblies
  • Discover Martian sights
  • Volunteer for a space mission
Features
Read full description

MarsCorp is ready to take the first group of volunteers on an exciting mission to Mars! Fly around Mars in one of our brand new jetpacks and discover what’s out there. As part of the “Put A Human On Mars No Matter What” program, we are proud to announce that MarsCorp is the first company cutting enough corners to make human flights to Mars finally viable. So-called “professional” astronauts will tell you things like “No sane person would travel across space on that thing” or “The fuel on that jetpack lasts about 30 seconds”, but you can prove them wrong! Here’s your chance to make history! - Explore Mars on a jetpack. - Take selfies on Mars's greatest sightings. - Avoid Rapid Unscheduled Disassemblies. - Have fun!

Screenshots

Mr. Crab4 screens
Mars4 screens

Verdict

The call

The clearest difference is rating: Mars at 4.8 against Mr. Crab's 4.1. Mars also leads on review sentiment (91% vs 73%) and ratings volume (22K vs 1.1K). Mr. Crab's advantage is ads (none vs shown) and iOS requirement (8.0 vs 12.0). On price, in-app purchases, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Mr. Crab sells 10 one-off in-app purchases and Mars sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Mars holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Mars has 22K ratings behind it against 1.1K, so its average is the more settled of the two. Written reviews point the same way: 73% of Mr. Crab's written reviews are positive against 91% of Mars's.

UpkeepUpdate frequency

Mr. Crab ships an update every 3 months, Mars monthly. Both last shipped on September 28, 2026.

Scorecard6 real differences · 4 level
Mr. Crab versus Mars: the parameters behind the verdict, then further details
ParameterMr. CrabMars
PriceFreeFree
Rating4.1 (1.1K ratings)4.8 (22K ratings) — better
Positive reviews73.3% of reviews90.7% of reviews — better
Number of ratings1.1K22K — better
Update frequencyEvery 3 monthsMonthly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple TViPhone, iPad, iPod, Apple TV
Requires iOS8.0 — better12.0
Further details — not scored
Size141 MB256 MB
Age rating4+9+
DeveloperIllusion LabsPomelo Games

Customer experience

Mr. Crab

All ratings1,140 ratings
Positive76.7%
Neutral6.9%
Negative16.4%
Written reviews521 reviews
Positive73.3%
Neutral10.4%
Negative16.3%

Mars

All ratings21,739 ratings
Positive96.7%
Neutral1.8%
Negative1.5%
Written reviews1,809 reviews
Positive90.7%
Neutral3.3%
Negative6.0%

User reviews

Mr. Crab

From 1.1K App Store ratings

What we love

  • 🦀 Cute and fun game
  • 👍 Easy to play and control
  • 🎨 Great graphics and art style
  • 🕹️ Addictive and challenging gameplay
  • 💯 Nostalgic and childhood memories

Room to improve

  • 💰 Too many in-app purchases required
  • 🔒 Levels locked behind paywall
  • 🐛 Occasional crashes and bugs
  • 🤯 Levels can be frustratingly difficult

Mars

From 22K App Store ratings

What we love

  • 🚀 Simple and addictive gameplay
  • 👍 Relaxing and calming experience
  • 👍 Variety of unique characters with different themes
  • 👍 Optional ads that provide rewards
  • 👍 Offline playability

Room to improve

  • 🐛 Occasional crashes and bugs
  • 🔁 Repetitive and can get boring over time
  • 🔁 Lack of difficulty progression
  • 🔁 Duplicate character unlocks can be frustrating

Bugs and requests

Mr. Crab

Reported bugs

3 issues
  • Game crashing after completing early levels
  • Jumping mechanics not always responsive
  • Compatibility issues on newer devices

Requested features

4 requests
  • More free levels to play
  • Additional gameplay modes or challenges
  • Ability to save progress across devices
  • Multiplayer or social features

Mars

Reported bugs

3 issues
  • Crashes when taking selfies
  • Streak resets when returning to a previous level
  • Inconsistent controls and fuel usage

Requested features

4 requests
  • Add new planets and environments to explore
  • Introduce different gameplay modes (e.g., time trials, challenges)
  • Allow players to customize platforms and backgrounds
  • Implement a way to revisit previous levels

In-app purchases

10 purchases

Mr. Crab

One-time10
  • Maxine$0.99
  • Ice Theme level pack$1.99
  • Stone Theme level pack$1.99
Show 7 more
  • Arnold$1.99
  • Rocking Forest medium levels$1.99
  • Medium-Hard levels$1.99
  • Canyon fever levelpack$1.99
  • Sugar swirl levelpack$1.99
  • Mix 2 Levelpack$1.99
  • Premium version$6.99
10 purchases

Mars

One-time10
  • Arnold$0.99
  • Little Martha$0.99
  • Marselot$0.99
Show 7 more
  • Nigiri$0.99
  • Ufo$0.99
  • Discman$0.99
  • Kestrel 5$0.99
  • Eagle$0.99
  • Stephen$3.99
  • El Dorado$3.99

Questions

Is Mr. Crab free?
Mr. Crab is free to download, with in-app purchases available.
Is Mars free?
Mars is free to download, with in-app purchases available.
Which has better reviews, Mr. Crab or Mars?
Mars is rated higher. Mr. Crab averages 4.1 out of 5 from 1.1K ratings, while Mars averages 4.8 from 22K ratings.
Do Mr. Crab or Mars have ads?
Mars shows ads; Mr. Crab does not.
Which is updated more often, Mr. Crab or Mars?
Mr. Crab ships an update every 3 months, and Mars monthly. Most recently, Mr. Crab was updated on September 28, 2026 and Mars on September 28, 2026.

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