Marimo Grow: Walk to Grow Pet

Contains ads
Content rating
Everyone
10+
Downloads
Content rating
Everyone
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About this game

Watch your Marimo grow bigger every time you walk!

■ Walk to Grow
Just carry your phone and walk — your Marimo will slowly grow bigger.

■ Collect Mutant Marimo
From common to ultra-rare, dozens of unique Marimo variants are waiting. Spin the gacha and complete your collection.

■ Shiny & Rainbow Variants
Every Marimo has a shiny version — and some even have an ultra-rare rainbow form.

■ Discover in the Aquarium
Random items appear in your aquarium. Collect coins and "Rainbow Extract" to power up efficiently.

■ Special Bonus Events
Rare spawns can reward you with valuable items!

■ Track Your Steps
View your daily, weekly, monthly, and yearly step history with easy-to-read charts.
A cute step counter game: walk every day and watch your moss ball pet grow!
Updated on
Oct 26, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Device or other IDs
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted
Content rating
Everyone
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App support

About the developer
太田 和斗
hedoutaitian@gmail.com
Japan