Single-player games like Protecto
Below are 14 single-player Steam games similar to Protecto, 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 Protecto page.
Ranked picks
- 1

Kill It With Fire
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action and Indie with Protecto.
Kill It With Fire is a first-person action game about hunting spiders and causing collateral damage.
- 2

Prototype™
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action with Protecto.
You are the Prototype, Alex Mercer, a man without memory armed with amazing shape-shifting abilities, hunting your way to the heart of the conspiracy which created you; making those responsible pay. Fast & Deadly Shape-Shifting Combat: Reconfigure your body to the situation at hand.
- 3

Human Fall Flat
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Human Fall Flat is a hilarious, light-hearted platformer set in floating dreamscapes that can be played solo or with up to 8 players online. Free new levels keep its vibrant community rewarded.
- 4

Goat Simulator
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Goat Simulator is the latest in high-tech Goat Simulation technology.
- 5

Totally Reliable Delivery Service
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action and Indie with Protecto.
Delivery Attempted. That's the Totally Reliable Delivery Service guarantee! T.R.D.S. is a ragdoll physics simulation about terrible package delivery couriers. Work together using odd machinery, useful gadgets, and the wonders of physics to reliably deliver packages to their destination.
- 6

Creeper World IXE
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action and Indie with Protecto.
The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!
- 7

Bee Island
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action and Indie with Protecto.
Take control of the hive and protect it from enemies. Build factories and defence, research technologies and, if necessary, use nuclear weapons, but do not let the enemies harm the queen!
- 8

Slime Rancher
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Action and Indie with Protecto.
Slime Rancher is the tale of Beatrix LeBeau, a plucky, young rancher who sets out for a life a thousand light years away from Earth on the ‘Far, Far Range’ where she tries her hand at making a living wrangling slimes.
- 9

Pick Up The Waste
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Time your drops and stack waste in Mimi the cat's bin without letting anything hit the ground. Tackle 20 levels, meet each collection target and trigger recycling bonuses to make room for more in this timing and stacking arcade game.
- 10

Bubble Dogs
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Bring dog families together, trigger unique power-ups, and create spectacular combos in a colorful, relaxing, and addictive puzzle game where every bubble counts.
- 11

Pick Up Your Masks
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
In this addictive free physics game, help Mimi clean nature by throwing abandoned masks into dumpsters while mastering rebounds, precision and chaos.
- 12

Obscurinth
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie with Protecto.
Explore a massive living labyrinth filled with mysteries, deadly traps, and forgotten relics. Mark your path with lanterns, uncover hidden secrets, improve your legacy, and attempt to free Obscurinth in this unique adventure blending exploration, strategy, and dark fantasy.
- 13

Eggs Les Bains
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Pigeons rule the roost in Eggs-les-Bains! In this hidden object game, explore the iconic sites of Aix-les-Bains to unearth 238 Easter eggs. A pure, playful, and stress-free scavenger hunt—perfect for (re)discovering the heritage of a famous French spa town.
- 14

Frozen Christmas Magic: Santa’s Hidden Village
Single-player alternative to Protecto — playable solo, no multiplayer required. Shares Indie and Casual with Protecto.
Discover an ancient magical Christmas village buried beneath the snow for over a century. Dig, uncover forgotten secrets, restore its lights, and watch the village come back to life in a cozy, mysterious, and enchanting adventure filled with magic, discovery, and wonder.