Single-player games like Orczz
Below are 15 single-player Steam games similar to Orczz, 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 Orczz page.
Ranked picks
- 1

Go! Save The Queen!
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
The ants have lost their queen; help them find a new one! Armed with toys, explosives, and other items, think fast, draw lines to command your ants, and protect your queen from the hordes of enemy insects looking to put an early end to their rule in this funny but brutal escort tower defense game.
- 2

Lord Clicker
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Lord Clicker combines Clicker and Tower Defense in one game. Click to accumulate gold coins and make your choice: buy populace to generate wealth on your behalf, or hire men to defend your village.
- 3

Star Vikings Forever
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Star Vikings Forever is a humorous Puzzle/RPG developed by the award-winning creators of Chroma Squad, Dungeonland, and Relic Hunters Zero.
- 4

Soldiers vs Zombies: Tower Defense
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Soldiers vs Zombies is a tower defense game where zombies have overrun the world, and humanity’s last hope lies in elite soldiers. Armed from laser rifles to death machine guns, you’ll deploy troops and use special skills to stop waves of mutated zombies!
- 5

Special squad versus zombies
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
A strange toxin has entered the city and almost all people in the city were transformed into the zombies. The zombies are very ferocious and they can destroy everything that prevents them. There is only one change to save the city, it is the Special Squad.
- 6

MoonBeam
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Here's a special forces team for you, they all have unique skills. Your task is to make the enemy die in a designated place. Get more energy.
- 7

Summon Defenders Now!
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Eliminate opponents for resources, summon defenders to fend off waves of invaders across different regions in this lane-based tower defense game. Interact with your defenders, exploit the weakspots of enemies, and turn the tide of the battle.
- 8

Relic Guardian - Tower Defense
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
"Relic Guardian" is a fantasy style strategy tower defense game. As the builder on the battlefield, summon a variety of defense towers and spells with reliable hero companions to complete this epic and guarding adventure!
- 9

Those Who Remain
Single-player alternative to Orczz — playable solo, no multiplayer required.
As the lights go out, the embers of darkness are stoked in the sleepy town of Dormont. Confront uncomfortable horrors, keep your sanity in check and survive the night in this story-driven first-person psychological-thriller.
- 10

Syndrome
Single-player alternative to Orczz — playable solo, no multiplayer required.
Syndrome, a sci-fi survival horror game that places you in a living hell inside a doomed starship. Find out what happened to your lost crew. Run. Hide. Fight. Survive.
- 11

Beneath
Single-player alternative to Orczz — playable solo, no multiplayer required.
Beneath is a Lovecraft-inspired survival FPS. Scarce ammo, merciless enemies and a sense of the unknown combine in a 10+ hour, story-driven single player campaign, built for both veteran gamers and those seeking a challenging old school experience.
- 12

Gemini Wars
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.
- 13

Mechs & Mercs: Black Talons
Single-player alternative to Orczz — playable solo, no multiplayer required. Shares Strategy with Orczz.
You are the commander of the Black Talons company, currently stationed in the Oberon system. After an eventful campaign, the military Tzanar Union has overrun the planet of Genai and blocked all departure from the system: leaving you and the Black Talons stranded.
- 14

Dead Stop - No Vacancy
Single-player alternative to Orczz — playable solo, no multiplayer required.
One night at the Paradise Motel. One reporter who took a wrong turn. One thing certain: nobody checks out clean. A short retro horror inspired by 80s slasher films.
- 15

Dead Stop - The Tenant
Single-player alternative to Orczz — playable solo, no multiplayer required.
A new apartment. One tenant who thought his luck had finally changed. One thing certain: some places never let you settle in. A short retro horror about dark secrets and a home that was never meant to be yours.