Single-player games like Air Defender
Below are 8 single-player Steam games similar to Air Defender, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Air Defender page.
Ranked picks
- 1

Radio Commander: Vietnam '64
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Indie with Air Defender.
Use the radio to give commands to the soldiers on the battlefield. Keep track of the situation based on their voice reports only. Lead US platoons to clash with Vietcong in a realistic, innovative approach to the RTS genre. Make hard choices in a narrative driven experience, and face the outcome.
- 2

ICBM: Escalation
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy with Air Defender.
ICBM: Escalation is a grand RTS where you command armies, develop cutting-edge tech, and wield devastating weapons. Conquer enemies with conventional forces or nuclear firepower. With new modes like Standoff and Conquest, the game offers deep strategic layers in a global warfare setting.
- 3

Sea Power : Naval Combat in the Missile Age
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Simulation with Air Defender.
From the lead designer of Cold Waters, Sea Power lets you control NATO and Warsaw Pact forces in modern naval conflict campaigns. Use your advanced naval weaponry and sensors to respect rules of engagement and defeat the enemy forces in a tense fight for initiative and air/naval supremacy.
- 4

DEFCON
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Indie with Air Defender.
Inspired by the 1983 cult classic film, Wargames, DEFCON superbly evokes the tension, paranoia and suspicion of the Cold War era, playing on the fascinating aspects of psychological gameplay that occur during strategic nuclear warfare.
- 5

Skies above the Great War
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Indie with Air Defender.
Skies above the Great War is a hybrid of action and grand strategy sandbox game set on the Western Front during the First World War. Manage your air forces or take control of any plane yourself in real time.
- 6

Strategos
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Simulation with Air Defender.
Strategos is a real-time tactics wargame set in classical antiquity. Simulate large-scale battles with over 120 factions, and 250+ units, from the ancient world. Create custom battles, or take command of historical ones.
- 7

Ground of Aces
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Simulation with Air Defender.
Take command of a remote military air base during World War II. Build your own airfield, manage iconic aircraft and oversee your crew’s well-being. Prepare them against air raids and send your pilots on dangerous missions. Survive and help your nation win the war!
- 8

Armored Brigade II
Single-player alternative to Air Defender — playable solo, no multiplayer required. Shares Strategy and Simulation with Air Defender.
Armored Brigade II revolutionizes real-time tactical warfare in 3D, focusing on the intense combined arms combat of the Cold War era, from 1965 to 1991. Boasting a meticulously researched database and huge real-world terrain maps, this game offers an unparalleled combat simulation experience.