100 Radioactive Cats

100 Cozy Games · 2025-12-14

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Dec 14, 2025 (PC (Microsoft Windows))

🐾 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? 🕵️‍♂️🐈

87%

positive of 429 reviews

Very Positive

steam's rating (official)

pending

deck/linux tier (ProtonDB)

Free

steam price (US)

Health check

Quietly active

· 40 reviews in the last 8 weeks (~5/week).
· Review velocity down 11% vs the prior 8 weeks.
· Top 28% of 11,849 Casual games in the census by review count.

Review momentum

PositiveNegative

Weekly review counts (Steam review histogram). Positive above the line, negative below.

Completion

60+

achievements tracked

87.5%

earned "Irradix"

87%

median achievement earned by

· 87.5% of players earned Irradix
· 87% of players earned Heliona
· 86.5% of players earned Reaktix

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsFamily Sharing3 DLC

40 supported languages: English, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Hungarian, Vietnamese, Greek, Danish, Indonesian…

Console footprint

Platform	Players tracked	Completion	Trophies/achievements
Steam (Steam)	1,196	98%	100

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Census log

2025-12-14First review activity on record (week of 2025-12-14).
2025-12-14Biggest review week on record: 79 reviews (week of 2025-12-14).

Computed from census-recorded observations only — dates are observation dates.

Players also track

Masochisia Unforeseen Incidents Rusty Lake: Roots Telling Lies

Similarity via IGDB.