Single-player games like Remnant Humanity
Below are 8 single-player Steam games similar to Remnant Humanity, 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 Remnant Humanity page.
Ranked picks
- 1

REBELLION PRINCESS|リベリオン プリンセス
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Raise your favorite characters and have them ready to fight in the next run! Command beautiful girls to defend the castle and princess A non-reset roguelite × tower defense
- 2

Solar Kingdoms: Human Survival
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Solar Kingdoms is a real-time strategy game where you command forces across solar systems, engaging in large battles both in space and on the surfaces planets. Establish colonies, find resources and artifacts, and fight up to 8 factions in skirmish, large campaign, missions, and multiplayer.
- 3

Terminal Insanity: CodeJacker
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Terminal Insanity: CodeJacker is a competitive coding game featuring 4 distinct game modes. In one, you play as an Attacker trying to corrupt source code, or as a Defender, making sure that the program still executes without leaks or crashes. C, Python, and JavaScript are supported, with more coming
- 4

By the King's Command
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Strategy with Remnant Humanity.
Build up your little kingdom, strategically placing buildings to generate gold in defensible locations, then defend against invaders in brutal real-time tactics.
- 5

Vanguard Valiants
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Reclaim the lands taken by the Zahar. Build and lead armies to recover the villages seized by the enemy. Acquire better weapons and manage your soldiers throughout the liberation campaign.
- 6

Nights of Nil
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Reclaim the islands of Nil in a top-down action-strategy adventure. Switch between any villager, build settlements, survive escalating night raids, complete quests, and drive the necromancer from the archipelago.
- 7

Crystania Wars 2
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
A brand new tactical tower defense game series! Unique roguelike and Unique survival gameplay !
- 8

Warbound
Single-player alternative to Remnant Humanity — playable solo, no multiplayer required. Shares Action and Strategy with Remnant Humanity.
Build a battlefield that evolves from Stone age battles into futuristic mechanised warfare. Demo is LIVE