Single-player games like Thunder Training Ground
Below are 8 single-player Steam games similar to Thunder Training Ground, 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 Thunder Training Ground page.
Ranked picks
- 1
Rise of Flight United
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Simulation with Thunder Training Ground.
Pilot legendary aircraft of the early years of aviation, French Spad 13, German Albatros D.Va and Russian built Nieuport 17, in the free-to-play Rise of Flight United! This WWI aviation sim that has something for every flight-sim fan, from single player skirmish and career to multiplayer dogfights, but one thing is for certain, the...
- 2
Darkest Hour: A Hearts of Iron Game
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required.
Developed by a team of experienced modders from the Paradox forum, Darkest Hour is a stand-alone Hearts of Iron game. The game features a mixture of short and in-depth campaigns set across the darkest chapters of the 20th century. Play from the outbreak of the Great War up until the onset of the Cold War.
- 3
NavalArt
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Indie and Simulation with Thunder Training Ground.
Design your own warships, equip them with a variety of armament, and bring them out to the ocean!
- 4
War Thunder
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Action and Simulation with Thunder Training Ground.
War Thunder is the most comprehensive free-to-play, cross-platform, MMO military game dedicated to aviation, armoured vehicles, and naval craft, from the early 20th century to the most advanced modern combat units. Join now and take part in major battles on land, in the air, and at sea.
- 5
IL-2 Sturmovik: Battle of Stalingrad
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Action and Simulation with Thunder Training Ground.
IL-2 Sturmovik: Battle of Stalingrad is the continuation of the legendary IL-2 Sturmovik series that has set the standard for PC combat flight games for more than ten years. This new entry into the series will offer virtual pilots an even more accurate simulation of the most famous air battles.
- 6
Sprocket
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Action and Indie with Thunder Training Ground.
Carefully balance mobility, firepower and armour in a dedicated tank designer. Then uncarefully put them to the test in a series of combat scenarios progressing through the ages of the tank. Here, your limit is what you can fit inside your hull and turret while still being able to move forwards.
- 7
Aircraft Evolution
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Action and Indie with Thunder Training Ground.
Take part in aerial battles with warplanes from different eras — from World War I to the future. Drop bombs, upgrade your aircraft, and turn enemy bases into rubble in the explosive action game Aircraft Evolution!
- 8
Air Conflicts: Secret Wars
Single-player alternative to Thunder Training Ground — playable solo, no multiplayer required. Shares Action and Simulation with Thunder Training Ground.
Soar through the unfriendly skies in Air Conflicts: Secret Wars - an arcade flight simulation set in World War I and II era. Buy before July 21st and save!