IMHO.

Single-player games like Lightning: D-Day

Below are 16 single-player Steam games similar to Lightning: D-Day, 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 Lightning: D-Day page.

Ranked picks

  1. 1
    Panzer Corps 2 — Steam game cover

    Panzer Corps 2

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Panzer Corps 2 is the ultimate Second World War strategy game! Enjoy the time-proven gameplay formula which has been appreciated by millions of players over the years, brought to a whole new level of refinement up to the latest technical standards.

    2020Strategy39.99 USDSingle-playerSimilar games →
  2. 2
    World War 2 Operation Husky — Steam game cover

    World War 2 Operation Husky

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    A light wargame with simple rules tailored to run smooth battles. Recommended to introduce new players to wargames basic concepts and for fast multiplayer matches.

    2021StrategySimulation8.99 USDSingle-playerSimilar games →
  3. 3
    Unity of Command II — Steam game cover

    Unity of Command II

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Unity of Command II is the sequel to one of the most critically acclaimed strategy games of all time; a game critics called 'the perfect gateway' into computer war games.

    2019StrategyIndieSimulation29.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Valor & Victory — Steam game cover

    Valor & Victory

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Valor & Victory is a fast-playing, easy to learn World War II squad-level game system. Based on the original Valor & Victory board game, the digital edition provides you with an accessible and deep challenge, developed for classic tabletop game lovers.

    2021StrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Order of Battle: World War II — Steam game cover

    Order of Battle: World War II

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Order of Battle: World War II is a breath of fresh air for all strategy fans. It is a game that takes wargaming to a new level by upgrading every single game element and rebooting the genre for a new generation of players.

    2015StrategySimulationFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  6. 6
    Warhammer 40,000: Gladius - Relics of War — Steam game cover

    Warhammer 40,000: Gladius - Relics of War

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Warhammer 40,000: Gladius – Relics of War brings you to a world of terror and violence. Four factions will engage in a brutal war for dominance over the planet’s resources. In the first turn-based 4X strategy game set in Warhammer 40,000 you will lead one of four unique factions.

    2018Strategy39.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Lock 'n Load Tactical Digital: Core Game — Steam game cover

    Lock 'n Load Tactical Digital: Core Game

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Lock 'n Load Tactical is fast and Furious tactical combat that is fast to learn. In LnLT you get squads, weapon teams, armored vehicles, fixed-wing aircraft, and, in the modern-era games, helicopters. Individuals such as Leaders, Medics, Snipers, Chaplains, Advisors, and, of course, Heroes.

    2020StrategyIndieSimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Field of Glory II — Steam game cover

    Field of Glory II

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Field of Glory II is a turn-based tactical game set during the Rise of Rome from 280 BC to 25 BC.

    2017StrategySimulation29.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Tank Battle: Normandy — Steam game cover

    Tank Battle: Normandy

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Land your troops on the beaches of northern France, lay bridges to cross flooded enemy defences, avoid tanktraps, clear the area of dangerous minefields, overcome the enemy and claim the beachhead for the Allies!

    2017Strategy9.99 USDSingle-playerSimilar games →
  10. 10
    Civil War: Bull Run 1861 — Steam game cover

    Civil War: Bull Run 1861

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Bull Run recreates the first major battle of the American Civil War between the Union and Confederate armies. Take command of an Union army of Northeast Virginia or the Confederate army of Potomac and Shenandoah and engage in the largest battle fought on American soil to date.

    2017Strategy9.99 USDSingle-playerSimilar games →
  11. 11
    Battles of the Ancient World — Steam game cover

    Battles of the Ancient World

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    The ‘Battles of the Ancient World’ game system is a tactical simulation of some of the greatest and most important battles from 1457 B.C. to 378 A.D.. Each scenario features one of these great battles and players may play as either side. The game has been designed to ensure maximum playability and historical accuracy, in that order.

    2017Strategy9.99 USDSingle-playerSimilar games →
  12. 12
    Wellington's Victory — Steam game cover

    Wellington's Victory

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    At dawn on June 18th, the torrential rain which had soaked the Belgium countryside the previous day began tapering off.

    2019Strategy9.99 USDSingle-playerSimilar games →
  13. 13
    Tank Battle: 1944 — Steam game cover

    Tank Battle: 1944

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Instantly get involved in the action by joining the Allied invasion of Europe during the Second World War. Take command of an American battle group during WW2 in this turn based strategy wargame and help liberate Europe from the evil Axis power-base!

    2016Strategy9.99 USDSingle-playerSimilar games →
  14. 14
    1775: Rebellion — Steam game cover

    1775: Rebellion

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Command the armies of the British Redcoats, English Loyalists, German Hessians, American Regulars, Patriots, French Regulars and Native Americans to decide the fate of the Americas!

    2016Strategy24.99 USDSingle-playerSimilar games →
  15. 15
    Nuts!: The Battle of the Bulge — Steam game cover

    Nuts!: The Battle of the Bulge

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Nuts!: The Battle of the Bulge is a Decision Games card game that recreates the famous World War Two battle (16-31 Dec 1944) in which the German Army mounted a surprise attack on the thin U.S. forces deployed in the Ardennes region.

    2016Strategy9.99 USDSingle-playerSimilar games →
  16. 16
    Civil War: 1863 — Steam game cover

    Civil War: 1863

    Single-player alternative to Lightning: D-Day — playable solo, no multiplayer required. Shares Strategy with Lightning: D-Day.

    Relive iconic battles of the American Civil War. Take command of both the Union and Confederate forces in this exciting turn-based strategy game.

    2016Strategy9.99 USDSingle-playerSimilar games →