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Mars Attracts

Mars Attracts

Mars Attracts is a park management sim set in the iconic universe of Mars Attacks™. Play as the devious Martians as you construct detailed enclosures, manage staff, and most importantly - abduct and experiment on humans for the entertainment of your Martian guests!

Released Sep 24, 2026 Developer Outlier Platforms Windows SimulationCasualBuildingSandboxCity Builder
View on Steam ↗ $18.74 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

90.4%positive281 reviews
Recommended · 54 found this helpful

“ACK ACK ACK! ★★★★☆ (Ack/Ack) Ack ack ack. Ack ack, ack ack ack ack ack. Ack ack ack ack. ACK! Ack ack ack ack ack ack ack. Ack ack ack. Ack ack ack ack, ack ack ack ack ack ack ack ACK ACK ACK. Ack? Ack. Ack ack ack ack!! Ack ack ack ack ack ack. Ack ack ack ack ack ack ack ack.…”

— a player, Steam review · 2 hrs played
Recommended · 13 found this helpful

“This game exceeded my expectations. The combination of a Mars setting, park management, human abduction, experiments, and staff management makes it super fun and unique compared to other park sims. Highly recommended 10/10!”

— a player, Steam review · 9 hrs played
Recommended · 5 found this helpful

“Being of a certain age, I remember the cards when I was a kid. So I loved the video game and the cult movie. I'm also a big fan of coaster park games. This a match in Heaven. Many different time eras to play with, different shops, and a bunch of decorations. Just be carful and…”

— a player, Steam review · 26 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. History through 2026-07 via SteamCharts; self-collected from the Steam API since Aug 2026.

119all-time peak
0 25 50 2026 42 avg · Sep 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.

36achievements
6.8%median completion
0.0%rarest: Game Over
56.4% of players 49.5% of players 30.9% of players 30.7% of players 25.0% of players 19.2% of players 16.7% of players 14.2% of players 13.7% of players 13.6% of players 13.0% of players 10.3% of players 9.9% of players 8.9% of players 8.4% of players 8.4% of players 8.0% of players 7.1% of players 6.8% of players 6.2% of players 5.9% of players 5.4% of players 5.1% of players 4.5% of players 4.0% of players 2.3% of players 1.9% of players 1.7% of players 1.6% of players 1.0% of players 0.7% of players 0.7% of players 0.4% of players 0.3% of players 0.1% of players 0.0% of players 56.4% 0% most earned rarest
Almost everyone has
56.4%American Frontier — Unlock the American Frontier habitat
49.5%Phoenix Park — Unlock the Phoenix Park map
30.9%Ancient Egypt — Unlock the Ancient Egypt habitat
Rarest badges of honor
0.0%Game Over — Complete the campaign
0.1%Prohibition — Unlock the Prohibition habitat
0.3%Casino — Unlock the Casino map

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Sep 25, 2026
1.0 Small Fixes

- Fixed Tier 5 research not unlocking - Fixed repeated trash notifications

Sep 24, 2026
Mars Attracts 1.0 is OUT NOW!

The big one is finally upon us: After a year of Early Access, the 1.0 version of Mars Attracts is out now! This has been a long journey across three years of development and another year of Early Acce

Sep 21, 2026
Devlog: What Does Mars Sound Like?

Only 3 days to go until 1.0! 🤯 After a full year in Early Access, the 1.0 version of Mars Attracts lands on Steam on September 24, 2026 ! We’ve spent the past year shaping our twisted alien park manag

Sep 16, 2026
Devlog: Balancing Mars Attracts

The 1.0 release for Mars Attracts arrives on September 24, and with that big day only a week away, we’re taking a look back at some of the recent changes we’ve made following feedback we received duri

Sep 09, 2026
Mars Attracts 1.0 Launches On September 24th!

After a year of Early Access, the 1.0 version of Mars Attracts is hitting Steam on September 24, 2026 ! We’ve spent the last twelve months developing our twisted park management sim in response to fan

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Adventure, Simulation, Strategy
Player tagsSimulation · Casual · Building · Sandbox · City Builder · Strategy · Horror · Management · Resource Management · Time Management · Base Building · God Game (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Camera Comfort · Custom Volume Controls · Mouse Only Option · Playable without Timed Input · Save Anytime · Subtitle Options
LanguagesEnglish * , French * , German * , Portuguese - Brazil * , Simplified Chinese * , Spanish - Latin America * , Spanish - Spain * , Portuguese - Portugal * *
Achievements36
Official sitehttp://www.marsattracts.com
Minimum system requirements (PC)

Minimum: OS: Windows 10 Storage: 3 GB available space