Single-player games like <Code Breaker>
Below are 8 single-player Steam games similar to <Code Breaker>, 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 <Code Breaker> page.
Ranked picks
- 1

Waves
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie with <Code Breaker>.
Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!
- 2

SoundStorm
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie with <Code Breaker>.
Reflect bullets to the beat in this psychedelic rhythm bullet hell shoot 'em up. Patterns of rhythm and bullets are melted into a unprecedented gameplay experience. Feel this immersive audivisual experience filling your soul with excitement and joy.
- 3

Blasteria
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required.
A 2.5D Abstract Sci-Fi top-down shooter about decimating germs on a petri dish. Fill the screen with lasers to decimate hundreds of duplicating germs. Upgrade your cannon, manipulate the germ's characteristics, uncover the mystery of this bacteria, and fight the ultimate supergerm.
- 4

Bullet Hell Monday: Black
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie with <Code Breaker>.
This is a high-difficulty bullet hell shooting game and a sequel to "Bullet Hell Monday." It offers an exciting experience for players who demand advanced skills and precise strategies. As a common system, six types of special weapons are equipped, expanding the player's tactical range.
- 5

Shooting Blaster Big Bang Boom
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie and Casual with <Code Breaker>.
Are you gonna shoot? YES! Are you gonna blast? YES! Are you gonna make a big bang? YES! Are you gonna make a big boom? YES! So what do you get? Shooting Blaster Big Bang Boom! Come have some fun, it's Good Time time!
- 6

HYPER DEMON
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie with <Code Breaker>.
HYPER DEMON is an FPS like no other. a pearl of lightning. a dream from the future. a drop of poison. a swan song. The faster you slay demons, the harder the game and the higher your score. There is an end. Will it see you?
- 7

Bullet Hell Monday
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie with <Code Breaker>.
Beginner Welcome Bullet Hell Shooter. "Chapter Mode", which is starting from a simple stage and gradually becoming more difficult, is recommended for beginners. Once you get used to bullet hell, let's experience full-scale bullet hell in "Challenge Mode".
- 8

Space War: Infinity
Single-player alternative to <Code Breaker> — playable solo, no multiplayer required. Shares Indie and Casual with <Code Breaker>.
Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.