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100 Radioactive Cats

100 Radioactive Cats

🐾 Join the cutest adventure in themed locations full of cats! 😻 Explore the charming hand-drawn artwork of special places and try to find 100 adorable cats hidden throughout the game. 🐈🕵️‍♂️ Can you find them all? 🕵️‍♂️🐈

Released Dec 14, 2025 Developer 100 Cozy Games, Cats Platforms Windows Free to PlayCasualHidden ObjectCatsIndie
View on Steam ↗ Free (US · as of 2026-09-25)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.

87.0%positive432 reviews
Recommended · 0 found this helpful

“100 Radioactive Cats -review graphics- good, for a cat game gameplay- good, relaxing audience- 5+ basicly for everyone pc requirements- potato game size- small, 500 MB difficulty- very easy story- none bugs- none game time- long enough for a cup of coffee, 10-20 minutes price-…”

— a player, Steam review · 0 hrs played
Recommended · 0 found this helpful

“Recommended! :) Play time at review represents how long it took for me to complete the base game and get 100% achievements. The DLC is not required to reach 100%. I have already played a couple other free-to-play games by 100 Cozy Games, so I decided to try this one as well. I…”

— a player, Steam review · 0 hrs played
Recommended · 0 found this helpful

“Got this game for my wife who enjoyed it a bunch! Thanks to the devs!”

— a player, Steam review · 0 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-01 via SteamCharts.

1,816all-time peak
0 250 500 2026 258 avg · Dec 2025

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

100achievements
87.0%median completion
84.8%rarest: Corelia
87.9% of players 87.8% of players 87.8% of players 87.7% of players 87.7% of players 87.7% of players 87.7% of players 87.6% of players 87.6% of players 87.6% of players 87.5% of players 87.5% of players 87.5% of players 87.5% of players 87.5% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.4% of players 87.3% of players 87.3% of players 87.3% of players 87.3% of players 87.3% of players 87.3% of players 87.3% of players 87.3% of players 87.2% of players 87.2% of players 87.2% of players 87.2% of players 87.2% of players 87.1% of players 87.1% of players 87.1% of players 87.1% of players 87.1% of players 87.1% of players 87.0% of players 87.0% of players 87.0% of players 87.0% of players 87.0% of players 87.0% of players 86.9% of players 86.9% of players 86.9% of players 86.9% of players 86.9% of players 86.9% of players 86.9% of players 86.9% of players 86.8% of players 87.9% 0% most earned rarest
Almost everyone has
87.9%Irradix — You finally found them!
87.8%Corexia — You finally found them!
87.8%Radira — You finally found them!
Rarest badges of honor
84.8%Corelia — You finally found them!
84.8%Isotabby — You finally found them!
85.4%Gammaza — You finally found them!

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-25.

GenresCasual, Indie, Free To Play
Player tagsFree to Play · Casual · Hidden Object · Cats · Indie · Point & Click · Puzzle · Cozy · Wholesome · Relaxing · Cute · Creature Collector (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Family Sharing
LanguagesEnglish, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Hungarian, Vietnamese, Greek, Danish, Indonesian, Spanish - Latin America, Traditional Chinese, Simplified Chinese, Korean, Dutch, Norwegian, Polish, …
Achievements100
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10/11 Processor: 2 GHz Dual Core Memory: 2 GB RAM Graphics: 1GB + Storage: 1 GB available space