Comparison

X Mutant Puzzle vs Joel

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

Head to head
About

X Mutant Puzzle

Embark on a global adventure to track and destroy mutants in this RPG puzzle game. Build and upgrade your team of mutants and weapons, explore over 50 destinations, and manage resources to save Earth.

Highlights
  • Global mutant hunting missions
  • Team building and mutant recruitment
  • Mutant and weapon upgrades
  • Resource management (money, atomic batteries)
  • Unlockable mutant book
  • Cross-device synchronization
Features
Read full description

X Mutant Puzzle is a Puzzle Game RPG. Mutants are all around the world. You and your team must track down these monsters and destroy them. You will fight in Osaka in Japan, but also in Hanoï, Mexico... You'll discover more than 50 destinations on Earth. To eliminate all the mutants, you will choose your leader, your faction and then build your team. For that, you will unlock new mutants to recruit them, thus your team power will raise. Mutants in your team can be improved by doing mutations. You can also improve your weapons to attack more strongly your enemies. Mutants are also on the Moon and in the seabed. Special equipments are needed for these missions. You will unlock them by doing researches. Managing your money and the atomic batteries is vital. After every battle, you earn money and your mutants improve their experience. Everyday, you earn coins, as a gift. Every week, you earn one atomic battery, as a special gift. More than 250 mutants have to be unlocked. A mutant book is available to visualize them. It's now your time to fight, future of Earth is in your hands. X Mutant Puzzle, the RPG Puzzle that will make you go all around the world and even to the Moon ... As your game is always synchronised with our servers, you can play with your iPad at home and continue your game on the iPhone during the day (Game Center needed for that feature). An Internet connection is required to play this game.

About

Joel

Experience a technical preview of advanced vector rendering technology by battling hundreds of zombies. This game showcases unprecedented vector rendering, ensuring crisp graphics that scale flawlessly across any resolution or device.

Highlights
  • Zombie battles
  • Advanced vector rendering
  • Scalable graphics
  • High-quality animation
  • Technical preview
Features
Read full description

Battle hundreds of zombies in this technical preview of Rive’s new vector rendering technology. The Rive Renderer draws an unprecedented amount of vectors on screen. Everything animates and deforms without losing quality. Graphics remain crisp and clear regardless of scale, resolution, or device.

Screenshots

X Mutant Puzzle3 screens
Joel4 screens

Verdict

The call

The clearest difference is review sentiment: Joel at 100% against X Mutant Puzzle's 0%. Joel also leads on rating (4.9 vs 3.5) and in-app purchases (none vs 3). On price, ads 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. X Mutant Puzzle sells 3 one-off in-app purchases. Joel asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Joel holds the better App Store score, 4.9 against 3.5. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews point the same way: 0% of X Mutant Puzzle's written reviews are positive against 100% of Joel's.

UpkeepUpdate frequency

X Mutant Puzzle ships an update every 10 months, Joel every 2 weeks. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

Scorecard7 real differences · 3 level
X Mutant Puzzle versus Joel: the parameters behind the verdict, then further details
ParameterX Mutant PuzzleJoel
PriceFreeFree
Rating3.5 (2 ratings)4.9 (7 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings27 — better
Update frequencyEvery 10 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.011.0 — better
Further details — not scored
Size199 MB30 MB
Age rating12+9+
DeveloperAlexandre MinardRive, Inc

Customer experience

X Mutant Puzzle

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Joel

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

X Mutant Puzzle

One-time3
  • 10 Atomic Batteries$1.99
  • 100 Atomic Batteries$9.99
  • Energy Always Full$19.99
None

Joel

No in-app purchases

Questions

Is X Mutant Puzzle free?
X Mutant Puzzle is free to download, with in-app purchases available.
Is Joel free?
Joel is free to download, with no in-app purchases.
Which has better reviews, X Mutant Puzzle or Joel?
Joel is rated higher. X Mutant Puzzle averages 3.5 out of 5 from 2 ratings, while Joel averages 4.9 from 7 ratings.
Do X Mutant Puzzle or Joel have ads?
Neither X Mutant Puzzle nor Joel shows ads.
Which is updated more often, X Mutant Puzzle or Joel?
X Mutant Puzzle ships an update every 10 months, and Joel every 2 weeks. Most recently, X Mutant Puzzle was updated on October 23, 2026 and Joel on October 14, 2026.

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