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Bad Rats: the Rats' Revenge

Bad Rats: the Rats' Revenge

Bad Rats is a physics puzzle game where rats finally get their bloody revenge on their new prisoners: The cats. Come up with creative solutions for each puzzle using physics, functional objects, and your specially trained Rats. Try different ways of solving each puzzle to finish faster or earn highe

Released Jul 20, 2009 Developer Invent4 Entertainment Publisher Strategy First Platforms Windows Cult ClassicPhysicsIndieGorePuzzle
View on Steam ↗ $1.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

79.0%positive14,871 reviews
Recommended · 21 found this helpful

“About a week ago Resident Evil: Requiem released. The price is CAD$ 124.29 (or USD$91.40). I have purchased Bad Rats for CAD$ 2.93 (or USD$ 2.16). Now i'm not the math guy but if I am correct I saved CAD$ 121.36 (or USD$ 89.24) on a good game rather than buying a pretty good…”

— a player, Steam review · 1 hrs played
Recommended · 9 found this helpful

“This has to be one of the greatest games of all time. The amazing graphics, gameplay and music brought tears to my eyes. This game goes against all odds. New games nowadays are woke, but Bad Rats knows how to do it. Keep up the good work. 100/10”

— a player, Steam review · 1 hrs played
Not recommended · 5 found this helpful

“The funny thing about this title for me is that I know I installed and tried (not terribly hard mind you) to get it to run a handful of times, over I don't know how many computers, and today, for whatever reason, it just finally fired up and ran for me. And yeah, that's about…”

— a player, Steam review · 2 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-23 23:37 UTC · history via SteamCharts.

7playing at last check
724-hour peak
1,526all-time peak
0 50 100 2013 2015 2017 2019 2021 2023 2025 82 avg · Dec 2014

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

13achievements
6.0%median completion
5.1%rarest: Genius Economic Bad Rat
15.8% of players 14.7% of players 8.6% of players 8.3% of players 6.4% of players 6.3% of players 6.0% of players 5.7% of players 5.7% of players 5.4% of players 5.4% of players 5.2% of players 5.1% of players 15.8% 0% most earned rarest
Almost everyone has
15.8%Fast Thinker — Solved five maps with less than one minute
14.7%Bad Rat Junior — Solved ten maps
8.6%Super Fast Thinker — Solved ten maps with less than one minute
Rarest badges of honor
5.1%Genius Economic Bad Rat — OHH! Fifteen maps completed using less objects than planned
5.2%One Click One Death — Finished 10 maps in the first try
5.4%One Single Rat Move — Completed two maps using one single object.

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.

$1.99current · sampled 2026-07-26 08:39 UTC
$1.99lowest since tracking began2026-07-11
US1.99 USD
EU1.99 EUR
UK1.69 GBP
Australia2.95 AUD
Canada2.59 CAD
Japan235 JPY
Brazil6.99 BRL
China11.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$1.4 Japan China Canada US Australia UK EU≈$2.3

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

$0 $2.5 $5 07-11 07-13 07-16 07-19 07-22 07-26

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From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresIndie
Player tagsCult Classic · Physics · Indie · Gore · Puzzle · Hentai · Beautiful · Singleplayer · Addictive · Dark · Mature · Choices Matter (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Trading Cards · Family Sharing
LanguagesEnglish
Achievements13
Estimated owners500,000 – 1,000,000 (SteamSpy)
Official sitehttp://www.invent4.com/rats
Minimum system requirements (PC)

OS *: Windows XP or Vista Processor: Pentium IV 1.6 GHz or better (dual core recommended) Memory: 512MB RAM (1GB recommended) Graphics: DirectX®9-compatible graphics adapter with 128 MB (256 MB recommended) DirectX®: 9 or better Hard Drive: 300MB Sound: DirectX®9-compatible