IMHO.

Single-player games like Coastal Defense

Below are 8 single-player Steam games similar to Coastal Defense, 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 Coastal Defense page.

Ranked picks

  1. 1
    Steel Republic Rail Defender — Steam game cover

    Steel Republic Rail Defender

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    SRRD is a hybrid of Strategy Railroad Logistics, Resource gathering, Base building, and Tower Defense

    2024StrategyIndieCasual11.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    For The Fatherland — Steam game cover

    For The Fatherland

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    6 June 1944, the greatest military invasion in human history begins with Allied soldiers landing in Normandy trying to bring an end to the war. You have been given the task of stopping the Allied invasion and defending the German territories in France. Will you be worthy and defend the Fatherland?

    2023StrategyIndie4.99 USDSingle-playerSimilar games →
  3. 3
    Roman Conquest: Rise to Power — Steam game cover

    Roman Conquest: Rise to Power

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    Roman Conquest: Rise to Power is a turn-based strategy game in which the player can feel like a great commander of the Roman Empire. Lead a legion and go with your army to recapture the occupied lands.

    2024StrategyIndieAdventure4.99 USDSingle-playerSimilar games →
  4. 4
    SILENT TRACKS — Steam game cover

    SILENT TRACKS

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    Command your armored squad in a turn-based tactical strategy game where intelligence is as lethal as firepower. Draft your units within a strict credit budget, master fog-of-war scanning, deploy radar-jamming tech, and manage your action tokens to outmaneuver the enemy.

    StrategyIndieCasualSingle-playerSimilar games →
  5. 5
    Edge of Power — Steam game cover

    Edge of Power

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    A political sandbox where you become the architect of your state. Change the laws, manage the economy, and change the lives of citizens! Here you write your own history of your own country and the whole world. See how your decisions will affect the course of history!

    2027StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    Market Warfare — Steam game cover

    Market Warfare

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy with Coastal Defense.

    Lead the Fruit Army and defend your base from the evil vegetables in this Tower Defense game. Create your strategy with a variety of characters: adapt to different scenarios, manage your money to keep your defense line full of fruits.

    2023Strategy9.99 USDSingle-playerSimilar games →
  7. 7
    Urban War Defense — Steam game cover

    Urban War Defense

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    Lead through an action-packed fast-paced tower defense game with a story of an invasion on your homeland by a large foreign force and as a newly appointed commander do what you can to help your country fight back and defend against this enemy force which is approaching from the coast.

    2017ActionStrategyIndieSingle-playerSimilar games →
  8. 8
    DEFCON — Steam game cover

    DEFCON

    Single-player alternative to Coastal Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Coastal Defense.

    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.

    2006StrategyIndie11.99 USDDeck PlayableSingle-playerSimilar games →