By FreekON Productions · Windows · macOS · Linux
ReleasedFan of Sudoku, logic or puzzles? Try THW's Calcudoku, the most addictive logic game ever according to THW. Unlimited puzzles, no ads, one low price, can it really be true! Yes! Whether you've never heard of Calcudoku, Mathdoku, Kenken or you're an expert, THW's has unlimited puzzles for you.
DESCRIPTION SUPPLIED BY THE DEVELOPER THROUGH STEAMScreenshots supplied by FreekON Productions through Steam.
Check the official page for current availability, supported devices and any in-game purchases.
Steam edition · Researched Nov 3, 2026 · Guide updated Nov 3, 2026.
You must fill a logic grid where every row and column contains the numbers 1-9 exactly once, while simultaneously applying addition, subtraction, multiplication, or division operations to determine the correct placement of each number.
Based on source 1.
You can utilize the puzzle history feature to pause your current board and start a new one. The game automatically saves your progress, allowing you to return to previous puzzles whenever you are ready.
Based on source 1.
While the standard game focuses on logic puzzles, Mortal Calcudoku offers a distinct mode featuring faster-paced action that can be played either offline or online against other players.
Based on source 1.
AI-assisted research with automated evidence and consistency checks. Good Game Daily organizes publisher information into practical answers. Guidance is an editorial interpretation of those sources. These notes are based on source research rather than a firsthand playtest; editions and later updates may differ.
For THW's Calcudoku · Steam edition.
Decision guide updated 2026-10-29. Based on the publisher listing checked 2026-11-03; this is not a firsthand review.
The full game and its demo may have different availability. Prices are a US storefront snapshot. DLC and in-game purchases may cost extra.
Steam source ↗ · Checked Nov 3, 2026. Platform editions may differ in features, prices and save compatibility.
▶ Watch the official trailer on Steam ↗Minimum: OS: Windows 10 64-bit (version 1607 or later) Processor: 1.5 GHz dual-core, 64-bit (Intel Core i3 / AMD equivalent) Memory: 2 GB RAM Graphics: DirectX 11 capable GPU, incl. integrated (Intel HD 4000 / equivalent), OpenGL 3.0 DirectX: Version 11 Storage: 250 MB available space Sound Card: Any Windows-compatible
Minimum: OS: Ubuntu 22.04 / Debian 12 / SteamOS 3 (or any modern 64-bit distro, glibc 2.35+) Processor: 1.5 GHz dual-core, 64-bit (x86-64) Memory: 2 GB RAM Graphics: OpenGL 3.0-capable GPU, incl. integrated Storage: 250 MB available space
Minimum: OS: macOS 15 (Sequoia) or later Processor: Apple Silicon (M1) Memory: 2 GB RAM Graphics: Metal-capable GPU (all Sonoma-supported Macs qualify) Storage: 250 MB available space Sound Card: Built-in
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