Single-player games like Ajax’s Trial
Below are 9 single-player Steam games similar to Ajax’s Trial, 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 Ajax’s Trial page.
Ranked picks
- 1
Legendary Hoplite: Arachne’s Trial
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
Legendary Hoplite: Arachne’s Trial is a combination of Tower Defense and Action RPG. Upgrade your army, get the best gear, and craft unique strategies across 10 levels. Face Arachne, and seamlessly transfer progress to the main game.
- 2
Legendary Hoplite
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
A combination of Action RPG and Tower Defense: slay monsters, find weapons, upgrade your armies, defend your base… Prevent humanity from extinction at the hands of monsters from Greek mythology and ancient tribes. Don't let them cross the gate, commander!
- 3
Crystania Wars 2
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
A brand new tactical tower defense game series! Unique roguelike and Unique survival gameplay !
- 4
Crypt Keeper
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
Unleash your inner necromancer in Crypt Keeper – a roguelite tower defense game. Raise skeleton armies, defend your crypt, and manipulate enemy waves with the ESSENCE-IAL update.
- 5
Timber Wars
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
In Timber Wars, protect sacred trees from relentless lumberjacks and machines. Summon and upgrade guardian trees with points earned over time or by defeating enemies. Strategically place and strengthen your guardians to defend the forest for as long as you can in this intense top-down strategy game.
- 6
Knight Legion: Rpg Strategy
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
Lead 4 unique heroes and an army of 12 soldiers to reclaim 100 levels across 10 islands. Defend your monument, level up, upgrade gear, and craft powerful items in this action-packed RPG strategy. Will your legion cleanse the islands of the creature infestation?
- 7
Dwerve
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
An epic action-adventure with tower defense combat! Dungeon crawl through a ruined kingdom, fending off hordes with turrets and traps! Punch them into pits! Pull them into spinblades! Zap and burn them!
- 8
Touhou Monster TD ~ 幻想乡妖怪塔防
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Action and Strategy with Ajax’s Trial.
Easy to learn but hard to master, Touhou Monster TD is a unique Tower defense Game. Control your character, level up and unlock tower skills and character talents, use your wisdom to defeat incoming enemies. Travel the Gensokyo, find out why the “Incident” happened this time.
- 9
Plants vs. Zombies GOTY Edition
Single-player alternative to Ajax’s Trial — playable solo, no multiplayer required. Shares Strategy with Ajax’s Trial.
Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.