Single-player games like Breakthrough
Below are 11 single-player Steam games similar to Breakthrough, 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 Breakthrough page.
Ranked picks
- 1

Demons are coming!
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Demons are coming! is a bullet hell rougelite shooter where you fight a high variety of demons that occupied your holy land. Use the upgrades you find to your advantage and create your ideal guns to help you kill the most terrifying monsters.
- 2

Cubed and Dangerous
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Blast your way through infinite hordes while completing objectives in this chaotic twin-stick looter shooter with frantic juicy combat. Upgrade gear, recruit heroes, tackle cumulative escalating challenges in your quest for the build of ultimate destruction.
- 3

Gunmancer
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Gunmancer is a science fantasy roguelike top-down shooter. Summon guns as you shoot your way through mysterious randomly generated dungeons full of ancient forbidden magic of guns and dangerous monsters.
- 4

Turf Wars: A Snail Escape
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Strap on your shell and dive antenna-first into a thrilling action roguelike. Spread slime, snag upgrades, and splat bugs. You only have one mission: escape the garden or dry trying...
- 5

ATOMINE
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Atomine is a twin stick procedural shooter rogue-lite set in a virtual world with minimalist design, where the player recounts on the screen the real events of STUXNET, the first weapon ever created in the form of computer virus.
- 6

Destropolis
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Destropolis is a top-down shooter game with a fully destructible environment, hundreds of enemies and nuclear explosions. Fight a countless swarm of enemies. Tear them to pieces with bullets, lasers and explosions. Destroy as many of them as you can before they overwhelm you...
- 7

Lost Potato
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Lost Potato is a minimalistic top-down roguelite where you can't damage enemies directly. Push them into spikes, reflect bullets and help a young potato find its way out of a jungle filled with man-eating tribes!
- 8

Survivor Mercs
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Purge the billionaires' robot army with your Merc squad! Fast-paced twin-stick action, frantic horde survival, tactical squad-building & tons of loot! Exploit game-breaking synergies to beat the M.E.G.A. Corp. bosses in ever-changing operations. Lock, load, and loot, Commander!
- 9

Idle Colony
Single-player alternative to Breakthrough — playable solo, no multiplayer required.
A condensed incremental experience, where you build a colony to collect and merge bigger and bigger fruits. Combine game-changing technologies and special upgrades to find the best synergies and take your cash flow to another dimension.
- 10

Duck's Despair
Single-player alternative to Breakthrough — playable solo, no multiplayer required. Shares Action with Breakthrough.
Embark on a brutally hard platforming journey as a desperate Duck who cannot fly. Will you make the pain your friend or give up on your dreams ?
- 11

Human: Profit
Single-player alternative to Breakthrough — playable solo, no multiplayer required.
An accurate depiction of our world, baked into a short, classic incremental game. Take over Grandpa's farm, rebuild the town, and do whatever it takes to succeed. Also rabbits.