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XO

XO

Build a fleet and lead humanity to safety. Grow your fleet using force, diplomacy or guile... and try to stay ahead of the relentless Harvesters. Each ship you add to your fleet gives you powers but also reduces your limited resources in this challenging RTS-with-pause game.

Released Dec 2, 2019 Developer Jumpdrive Studios Platforms Windows · Mac · Linux Early AccessReal-Time with PauseRogue-liteRTSStory Rich
View on Steam ↗ $19.99 (US · as of 2026-05-13)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

88.0%positive100 reviews
Recommended · 33 found this helpful

“So, I saw this game ages ago on Many a True Nerd's channel and thought it looked cool and picked it up just to see if it was fun to actually play with the idea I could just refund it if I didn't like it. well I got sucked in. I sat down for a look before making dinner and 2…”

— a player, Steam review · 2 hrs played
Recommended · 19 found this helpful

“If you ever wanted to play a game that captures the tension of that Battlestar Galactica episode "33" this game totally does it. The decisions you are forced to make along the way are genuinely hard and the pressure to keep moving is intense. Each quest you taking on is like a…”

— a player, Steam review · 8 hrs played
Not recommended · 61 found this helpful

“I'll split this review to what I enjoyed and what I did not. What I enjoyed 1) You really get the feeling of trying to build together a rag-tag fleet of military and civilian ships, fleeing away from a seemingly unstoppable enemy while building up your arsenal, firepower and the…”

— a player, Steam review · 88 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 2026-09-28.

22achievements
0.3%median completion
0.0%rarest: Roll the Hard Six
11.5% of players 4.8% of players 2.9% of players 2.2% of players 2.1% of players 1.6% of players 1.4% of players 0.9% of players 0.6% of players 0.3% of players 0.3% of players 0.3% of players 0.3% of players 0.3% of players 0.3% of players 0.1% of players 0.1% of players 0.1% of players 0.0% of players 0.0% of players 0.0% of players 0.0% of players 11.5% 0% most earned rarest
Almost everyone has
11.5%Medal for Nonplussary Inaction with Extremely Unfortunate Results — Lose the battleship without an escape course being plotted.
4.8%Admiral — Reach the first jumpgate with nine ships. (requires version 1.46 or later)
2.9%Tactical Victory — Using force, clear the Final Jumpgate and jump to uncharted space.
Rarest badges of honor
0.0%Roll the Hard Six — Max out the passengers on a Casino for 60 days
0.0%Peaceful Victory — Reach the final jumpgate without disabling, destroying or duressing ANY ship
0.0%Nurse the Tanks — Achieve victory without water dipping below zero

Latest official news

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

Jun 26, 2025
Nvidia bug fix update: XO 1.49f “Arr Tee Exxed”

Some time ago I made a decision to laser focus on this bug until I got it fixed. It took months, it was a brutal slog, but in the end I crushed it. I want to extend a heartful thanks to everyone who b

Apr 28, 2025
New update: XO 1.49e “Bloodless Victory”

We're happy to present you a new update to XO! Features: New achievement, Peaceful Victory New Starting Fleet, Rogue (unlocked with Peaceful Victory achievement) New achievement, Nurse the Tanks New a

Jan 20, 2025
Major Update! XO 1.49 “Antepenultimatesimal”

We're delighted to provide you another free update to XO! INITIAL MODDING SUPPORT: The biggest news in this update is that we’ve added initial support for modding - you can freely edit ships, items an

Jan 26, 2024
Bug Fix Update 1.48b2

This is purely a bug fix update - Attempt to fix a bug with certain Radeon cards not displaying some text in buttons *If you have a Radeon card and have experienced this issue please let us know how t

Dec 22, 2023
Minor update 1.48b1

This update corrects a handful of bugs from yesterday's major update. Thanks so much for the bug reports, you all are just awesome people Corrected an issue that could lead to a harvesterless/eventles

Games like XO

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

Crying Suns Crying Suns 85.1% · 2,906 reviews shares Real Time With Pause, Real Time Tactics, Perma Death, RTS Battlevoid: Harbinger Battlevoid: Harbinger 77.2% · 671 reviews shares Real Time With Pause, Perma Death, RTS, Rogue Lite Abandon Ship Abandon Ship 72.8% · 789 reviews shares Pirates, Real Time Tactics, Perma Death, Rogue Lite Void War Void War 94.1% · 3,193 reviews shares Real Time With Pause, Perma Death, Rogue Lite, Rogue Like FTL: Faster Than Light FTL: Faster Than Light 95.6% · 58,635 reviews shares Real Time With Pause, Perma Death, Rogue Lite, Rogue Like Beholder Beholder 81.8% · 4,262 reviews shares Political, Dystopian, Dark Humor, Choices Matter The Hundred Line -Last Defense Academy- The Hundred Line -Last Defense Academy- 94.3% · 3,990 reviews shares Dark Comedy, Dystopian, Dark Humor, Survival Uncle Chop's Rocket Shop Uncle Chop's Rocket Shop 86.9% · 902 reviews shares Dystopian, Dark Humor, Rogue Lite, Rogue Like

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresAction, Indie, RPG, Simulation, Strategy, Early Access
Player tagsEarly Access · Real-Time with Pause · Rogue-lite · RTS · Story Rich · Dark Humor · Political · Choices Matter · Diplomacy · Sci-fi · Perma Death · Dystopian (SteamSpy community voting)
FeaturesSingle-player · Family Sharing
LanguagesEnglish
Achievements22
Official sitehttp://xo.jmpdrv.com
Minimum system requirements (PC)

Minimum: OS *: Windows 7 SP1+ Processor: Core i5+ Memory: 2 GB RAM Storage: 400 MB available space