Co-op games like Radioactive

If Radioactive left you wanting something competitive and replayable, you have options. These co-op games make natural next picks for you. Plenty here let you team up if you like.

ICBM
ICBM is a real-time strategy game of global nuclear war where you run a continent, build a stockpile, and trade blows with up to seven other players. For co-op friends it means fixed teams or co-op matches, shared research and strike plans, and the very social joy of starting the apocalypse together.
Competitive, Replayable, Retro
91% of 1,663 Steam reviews are positivePlayers online now: 5$19.99
Radiis
Radiis is a turn based strategy game without any moving units, only buildings. Place your buildings wisely and be the first player to conquer the land.
Competitive, Replayable, Minimalist
91% of 95 Steam reviews are positive$14.99
DEFCON
A slow-burn Cold War strategy game about global nuclear war where nobody wins, you just lose the least. You and co-op friends place silos, subs and defences, form shaky alliances, then decide when to strike. Minimalist radar-screen style, bleak humour included.
Competitive, Replayable, Retro
87% of 3,514 Steam reviews are positivePlayers online now: 18$11.99
Warzone 2100
A post-nuclear real-time strategy game where you rebuild with The Project, research over 400 technologies, design your own vehicles, and hold the line with artillery and radar. Simple to learn and built for co-op friends to share base-building, skirmishes, and versus matches.
Competitive, Replayable, Retro
89% of 1,639 Steam reviews are positivePlayers online now: 29Free
Hedgewars
Turn-based strategy, artillery, action and comedy game, featuring the antics of pink hedgehogs with attitude as they battle from the depths of hell to the depths of space.
Competitive, Replayable, Retro
88% of 136 Steam reviews are positivePlayers online now: 2Free
Raifu Wars
Roll the dice, take cover, and outwit your rivals in a turn-based tactics board game starring 13 customizable rifle girls. Battle with up to six players, make every life count in Stock mode, or team up against the horde in Zombies co-op.
Competitive, Replayable
89% of 95 Steam reviews are positiveFree
Epic Little War Game
The lighter side of turn-based war gaming. Take your time to plan good strategies, deploy your troops in the right places, try not to laugh whilst killing your enemies.
Competitive, Replayable, Funny
87% of 63 Steam reviews are positivePlayers online now: 3$4.99
Retro Commander
Retro Commander is a post-apocalyptic real-time strategy wargame (RTS).
Competitive, Replayable, Retro
77% of 379 Steam reviews are positivePlayers online now: 5Free
Headquarters: Cold War
Headquarters: Cold War is a fast-paced turn-based strategy game set in a hypothetical 1984 conflict between NATO and the USSR. Play as both sides and command helicopters, tanks, and infantry across 20 campaign missions and rewrite the outcome of modern history.
Competitive, Replayable
66% of 38 Steam reviews are positive$29.99
Eternal Warfare
Eternal Warfare is a turn-based strategy and war game where you harvest resources, build an army, and then destroy your opponents! Construct production facilities, advance your tech level, and then fight through land, sea and air, until you emerge victorious!
Competitive, Replayable, Retro
100% of 25 Steam reviews are positive$11.99
Wargame: Airland Battle
Command NATO or Warsaw Pact decks in 1985, with 750 tanks, planes, helicopters and infantry across huge maps. Built for big multiplayer battles up to 20 players, it is best with co-op friends sharing one army and learning combined arms the hard way.
Competitive, Replayable, Retro
86% of 3,593 Steam reviews are positivePlayers online now: 31$19.99
Apes Warfare
Fast-paced tactical battles where every move can turn the tide. Outsmart your opponent, adapt on the fly, and turn the battle in seconds. Inspired by classic strategy games, reimagined for faster, more modern play. Play the solo campaign or challenge players worldwide in online multiplayer.
Competitive, Replayable, Retro
96% of 90 Steam reviews are positive$14.99

Cheaper than Radioactive

Epic Little War Game

The lighter side of turn-based war gaming. Take your time to plan good strategies, deploy your troops in the right places, try not to laugh whilst…

$4.99

Warbits+

Warbits+ is a charming turn-based strategy game where victory is achieved through tactics and determination.

$4.99

Elya Richi vs Blackstone : Nuclear War

Elya vs Blackstone Nuclear War is an action bomb simulation video game, available for the Windows operating system.

$0.99

Axis & Allies 1942 Online

The official digital version of the Axis & Allies 1942 Second Edition board game, where you and co-op friends each run a World War II power and plan…

$4.99

Strategy & Tactics: Wargame Collection

Strategy & Tactics: Wargame Collection is a set of three historical turn-based strategies, in which you are going to take command of the armies in…

$0.99

Empires Shall Fall

Empires Shall Fall is a turn-based tactics game set in a dieselpunk world.

$3.24

Faction Wars

A grid based single / local multiplayer strategy game where two factions clash in deadly turn based battles.

$1.99

Strategic War in Europe

Set during the events of WW2, Strategic War in Europe is a classic turn-based strategy game that combines a deep strategic layer with accessibility…

$5.99

Rusted Warfare - RTS

A throwback RTS built for huge land, air, and sea battles with friends.

$4.99

RADIOACTIVE INC.

RADIOACTIVE, INC. invites you to the decaying, dangerous halls of a deserted nuclear research complex.

$1.99

Solar Storm

Solar Storm is a turn-based Scifi Artillery game with lots of Explosions and Unique Weapons.

$6.99

OpenFront

OpenFront is a massively multiplayer real-time strategy game where hundreds of players fight over one shared world map.

$6.99

Hidden gems like Radioactive

Warnament

Warnament is an approachable turn-based grand strategy sandbox where each of co-op friends takes a nation and redraws the map together.

$9.74

ICBM: Escalation

ICBM: Escalation is a grand strategy RTS about running a continent-spanning faction through conventional skirmishes all the way to nuclear war.

$29.99

Empires Shall Fall

Empires Shall Fall is a turn-based tactics game set in a dieselpunk world.

$3.24

War of Dots

War of Dots is a minimalist real-time strategy game stripped down to light units, heavy units, and cities.

Free

Nuclear Option

Team up in the cockpit for near-future air war: join a public lobby with co-op friends, pick from thirteen aircraft and helicopters, and fly sorties…

$19.99

Hedgewars

Turn-based strategy, artillery, action and comedy game, featuring the antics of pink hedgehogs with attitude as they battle from the depths of hell…

Free

Retro Commander

Retro Commander is a post-apocalyptic real-time strategy wargame (RTS).

Free

Hex of Steel

Hex of Steel is a WWII wargame across Europe, Africa, and the Pacific where you move infantry, tanks, planes, and ships hex by hex.

$24.99

Headquarters: World War II

Headquarters: World War II is a fast-paced turn-based strategy game where your battlefield tactics are as important as your army management skills.

$39.99

ICBM

ICBM is a real-time strategy game of global nuclear war where you run a continent, build a stockpile, and trade blows with up to seven other players.

$19.99

Line War

Team up with co-op friends against AI, split fronts and plan pushes together, with no fast clicking required.

$24.99

Neuroshima Hex

Neuroshima Hex is a post-apocalyptic tactical game from the designers of Neuroshima, the board game.

$9.99

Newest co-op games like Radioactive