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Gamma Bros

Gamma Bros

Guide the Gamma Brothers through waves of alien attacks, blasting your way home from work in this frantic twin-stick space shooter about brotherly love.

Released Dec 10, 2018 Developer Pixeljam Publisher Akupara Games Platforms Windows · Mac Free to PlayActionIndiePixel GraphicsShoot 'Em Up
View on Steam ↗ Free (US · as of 2026-05-14)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-27.

92.8%positive166 reviews
Recommended · 0 found this helpful

“super fun and responsive. im not sure what the complaints are about controls? seemed pretty intuitive to me as far as a dual stick using only the keyboard. cool aesthetics and music and vibe. fun times for a short play here and there.”

— a player, Steam review · 1 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-27.

6achievements
15.5%median completion
12.1%rarest: Mega Bro
31.6% of players 23.8% of players 21.4% of players 15.5% of players 14.6% of players 12.1% of players 31.6% 0% most earned rarest
Almost everyone has
31.6%Triple Threat — Defeat The Triple Ship Boss
23.8%Brain Buster — Defeat The Brainiac Boss
21.4%Goldie — Kill The Elusive Gold Head
Rarest badges of honor
12.1%Mega Bro — Win on Hard
14.6%Little Bro — Win on Easy
15.5%Big Bro — Win on Normal

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 06, 2025
The Dino Run 2 Kickstarter Is Live!

Hello all, Pixeljam has always worked on multiple projects at once (with different teams), and the thing we've probably spent the most time on is a sequel to our 2008 browser game Dino Run. We made it

Nov 28, 2023
Pixeljam's Upcoming Dino Run 2!

Hello All, You may or may not know that we made a browser game 15 years ago called Dino Run . This is the game we made right after Gamma Bros, and is what also kickstarted our official career in game

Oct 21, 2019
The OST + Supporter Pack DLC Is Live

Hello all, We just launched the Gamma Bros OST + Supporter Pack DLC . This contains the full soundtrack to the game, plus a "goodies" folder with additional GIFs, artwork, and some designs for the the

Sep 23, 2019
The Gamma Bros OST & Supporter Pack Launches October 21st

Hello all, We're excited to announce that we're finally releasing the Gamma Bros soundtrack, plus a lot of additional goodies, in the official OST & Supporter Pack on October 21st. The OST will contai

Dec 10, 2018
-GAMMA BROS is now available to all for FREE-

We've released the game from Early Access, and it's now free for everyone to play. This build should be stable, but if you encounter any issues, drop us a note in the forums. Enjoy! -Miles @ Pixeljam

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-27.

GenresAction, Indie, Free To Play
Player tagsFree to Play · Action · Indie · Pixel Graphics · Shoot 'Em Up · Twin Stick Shooter · Space · 2D (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Steam Leaderboards · Family Sharing
LanguagesEnglish
ControllerFull support
Achievements6
Official sitehttp://www.pixeljam.com/gammabros
Minimum system requirements (PC)

Minimum: OS *: Windows XP Processor: 1 Ghz CPU Memory: 500 MB RAM