Sudoku Bactron

Sudoku Bactron

Released Jun 2026

Sudoku Bactron is a logical number-filling game developed by Bactron. The game offers random mode, adventure mode, and mini games. Players can also design their own levels, constantly verifying the unique solution, ensuring that each puzzle has only one answer.

76% positive · 13 reviews
Pending
Released · Awaiting evaluation
Pending
Released · Awaiting evaluation

Where to buy

Steam $4.99
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Media

Details

Developer
Publisher
Bactron Studio
Achievements
18
Platform
Windows
Controller
—
Steam Deck
Not rated
Players
Single-player

About this game

~ The game will keep growing richer, for "Bactron" never tires ~

Sudoku Bactron is a logical number-placement puzzle developed by Bactron that redefines the classic Sudoku experience. Beyond standard gameplay, it features Random Mode, Adventure Mode, and mini-game challenges. Unleash your creativity with the built-in level editor, allowing you to design custom puzzles while the system validates them in real-time to ensure every challenge has a single, unique solution.

Features

  • Replay Recording & Sharing: Every game is automatically recorded as a replay file (.dem), capturing every move you make. The built-in replay player supports play, pause, fast-forward, rewind, and step-by-step review. You can also upload your best replays to the Steam Workshop and showcase your solving strategies.

  • Unique-Solution Algorithm: Powered by real-time local computation, every puzzle is guaranteed to have one and only one valid solution, delivering a pure logical challenge.

  • Adventure Mode: Break free from endless random grids. Take on 18 carefully crafted adventure levels with time-limited challenges, earn XP, and level up in a progressive Sudoku journey.

  • Full-Featured Level Editor & Workshop: Design your own exclusive puzzles with one-click generation and unique-solution verification. Upload both levels and replays to the Steam Workshop to share and exchange with players worldwide.

  • Multiple Grid Sizes & Full Control: Supports 4x4, 6x6, and 9x9 grid sizes, from beginner to master. Full keyboard (WASD/numpad) and gamepad support, adapting to any play style.

  • Full Steam Integration: Steam Cloud save syncs your progress, achievements mark your milestones, and the Workshop lets you share your creations.

  • Interactive Tutorial: A five-chapter step-by-step tutorial covering everything from basic rules to advanced features, helping newcomers get up to speed quickly.

  • Snapshot: On 9x9 boards, a draft branch reserved just for you, guiding you through the Sudoku process step by step.

  • Info & Deduction: On classic 9x9 and 6x6 boards, the system teaches you how to deduce your way to a breakthrough and master solving techniques.

Mod Support

The game features Mod loading, allowing you to replace the game's backgrounds, grid cells, and music. Mods can also serve as expansion level packs.

Info & Deduction

A Brain-Burning 4x4 Challenge

The game offers a "4x4 Mini Adventure" mode — gameplay on a 4×4 board with collection, challenges, and stage progression, plus an independent global leaderboard.

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