Comparison

Marimo Clicker vs HatchFestival

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

Head to head
About

Marimo Clicker

Cultivate a virtual marimo moss ball in a relaxing idle clicker game. Tap to collect oxygen, upgrade your aquarium, and maintain water quality. Your marimo grows even when offline, offering a soothing experience with customizable environments and competitive rankings.

Highlights
  • Relaxing idle clicker gameplay
  • Offline marimo growth
  • Aquarium customization
  • Water quality management
  • Competitive rankings
  • Environment upgrades
Features
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Grow your own 3D Marimo in 'Marimo Clicker'—a relaxing idle clicker game! Tap your marimo to help it grow, or simply leave it alone and watch it thrive over time. Your marimo continues growing even while the app is closed, making it the perfect idle game to enjoy anytime, anywhere! - Relaxing Idle Clicker Gameplay A marimo lives in your aquarium. Tap it to collect oxygen bubbles, and it will continue producing oxygen automatically even when you're not playing. Use the oxygen you earn to upgrade your aquarium, improve growth speed, and create the perfect environment for your marimo. This is a relaxing clicker game where your marimo grows little by little—even offline! - Keep the Water Clean Water quality gradually decreases over time. If it reaches 0, your marimo will stop growing, so use Conditioner to restore water quality. Don't worry—your marimo won't die, even if the water gets dirty! - Customize Your Aquarium Decorate your aquarium however you like: Place a variety of decorations Change the lighting angle Use your own photos as the background Switch camera angles freely Create your own relaxing aquarium space! - Compete With Other Players Join the Marimo Rankings and compete to grow the biggest marimo. Can you become the ultimate Marimo Master? - Upgrade Your Environment Spend oxygen to improve your setup: Aquarium – Expand the tank and place more decorations Gloves – Gain more oxygen from tapping Gravel – Increase growth speed Light – Boost passive oxygen production Purifier – Automatically restore water quality Useful Items Conditioner – Restores water quality Supplement – Boosts growth speed and oxygen output Pro Tips Your marimo keeps growing even while offline Tapping boosts both oxygen gain and growth speed Owned decorations increase tap rewards even in storage Large bonus bubbles may appear when water quality is high A soothing aquarium idle clicker for marimo lovers. Start growing your marimo today!

About

HatchFestival

Features
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An action game where chickens lay eggs, warm them, and hatch chicks! Aim for a high score by filling the screen with adorable chicks! This game was developed without any game sound in order to fill your little free time with super simple games in everyday life. I would be happy if you could feel free to play while watching your favorite videos, listening to music, or talking without disturbing such important time.

Screenshots

Marimo Clicker4 screens
HatchFestival4 screens

Verdict

The call

The clearest difference is update cadence: Marimo Clicker at every 5 days against HatchFestival's every 5 months. HatchFestival's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Marimo Clicker ships an update every 5 days, HatchFestival every 5 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 7 level
Marimo Clicker versus HatchFestival: the parameters behind the verdict, then further details
ParameterMarimo ClickerHatchFestival
PriceFreeFree
Rating3.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 days — betterEvery 5 months
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size235 MB50 MB
Age rating4+4+
DeveloperMasaki KannoKenichiro Okamoto

In-app purchases

None

Marimo Clicker

No in-app purchases

None

HatchFestival

No in-app purchases

Questions

Is Marimo Clicker free?
Marimo Clicker is free to download, with no in-app purchases.
Is HatchFestival free?
HatchFestival is free to download, with no in-app purchases.
Do Marimo Clicker or HatchFestival have ads?
Both Marimo Clicker and HatchFestival show ads.
Which is updated more often, Marimo Clicker or HatchFestival?
Marimo Clicker ships an update every 5 days, and HatchFestival every 5 months. Most recently, Marimo Clicker was updated on October 24, 2026 and HatchFestival on October 25, 2026.

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