# THW's Calcudoku Daily > Math-based logic puzzle game with daily challenges and customization. (iPhone/iPad app by Thomas HARRIS-WARRICK.) - Source: https://appshunter.io/ios/app/thws-calcudoku-daily/id6793638114 (this page in markdown: same URL + `.md`) - Developer: [Thomas HARRIS-WARRICK](https://appshunter.io/developer/1874093023) - Category: Games, Education, Casual, Puzzle - Price: Free - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 9+ - Requires: iOS 15.0 · 147 MB - Released: 2026-09-18 - Data updated: 2026-10-09 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/thws-calcudoku-daily/id6793638114/reviews.md ## What is THW's Calcudoku Daily? THW'S Calcudoku Daily Version! Only the best math-based logic puzzle game app ever made, according to its own developer! Now in free daily form! Enjoy the included daily puzzle for as long as you want, and create a puzzle of any size and difficulty you want once per day, forever! Now introducing an online preview of Mortal Calcudoku, a fast(er)-paced two player vs mode that is as weird as it sounds. But fun! THW's Calcudoku is the most fun and addictive logic puzzle since Sudoku. Based on the same logic grid as Sudoku, where each row and column contain the numbers 1-9 exactly once, Calcudoku layers on top + - x ÷ operations in a brain-bending twist. Use logic and math to figure out which number goes where. Why THW's? I made this game because no Calcudoku-style app worked the way I wanted it to. Then I thought "Well it should work the way you want it to, too". This means you can CUSTOMIZE ALMOST EVERYTHING! No really, even tiny little details. Enjoy logic but have trouble with the math? There are several different types of help available. Enjoy math but have trouble with the logic? There's some stuff in there for you too. So much more! FUN PUZZLES! THW's has an original engine for building puzzles that takes size, difficulty, and FUN into consideration. These are not randomly generated abominations or AI-created nightmares, these are built from the ground up to be the right level of difficult, enjoyable, and most importantly solvable. NICE LOOKING THEMES I GUESS MAYBE! Use any of the totally radical built-in themes or make your own. If all you want is black and white like the newspaper, have at it. If you want a trippy lava lamp kinda thing you can have that too. Throw your dog up in there, why not Download the daily app and start playing right now! ## Key features - Daily logic puzzles - Customizable puzzle size and difficulty - Two-player versus mode - Logic and math assistance tools - Customizable themes - Original puzzle engine ## Is THW's Calcudoku Daily safe? Not enough ratings yet to assess THW's Calcudoku Daily. ## Is THW's Calcudoku Daily legit? THW's Calcudoku Daily has limited verification signals. The AppsHunter Legitimacy Score for THW's Calcudoku Daily is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/thws-calcudoku-daily/id6793638114/reviews.md ### 5/5 — Brain tickler! *2026-09-20* This game makes me feel clever, and that’s the highest praise I can give. It tickles my brain every day. It’s a more interesting version of Sudoku, using actual math. And it has an incredible library of customizations so that you can play it the way you want. ## Frequently asked questions about THW's Calcudoku Daily ### What is Calcudoku Daily? Calcudoku Daily is a math-based logic puzzle game that provides a daily puzzle and allows users to create custom puzzles. It's designed to be fun and addictive, similar to Sudoku but with added mathematical operations. ### How does Calcudoku Daily compare to Sudoku? Calcudoku Daily uses the same logic grid as Sudoku, where each row and column must contain numbers 1-9 exactly once. However, it adds a layer of complexity with mathematical operations (+, -, x, ÷) within cages on the grid, requiring users to use both logic and math to solve. ### Can I play Calcudoku Daily offline? The description focuses on the daily puzzle and custom puzzle creation, implying offline play is possible for these core features. The online preview of Mortal Calcudoku would require an internet connection. ### Does Calcudoku Daily have ads? No, the app is listed as having no advertisements, meaning it is ad-free. ### What devices does Calcudoku Daily support? Calcudoku Daily is available on iPhone, iPad, and iPod, indicating compatibility with Apple's iOS ecosystem. ### How often is Calcudoku Daily updated? The app was last updated on September 18, 2026, with version 1.0. This suggests it is a new release, and future updates will depend on the developer's plans. ### What is the age rating for Calcudoku Daily? The app has an age rating of 9+, making it suitable for children aged 9 and older. ### What makes Calcudoku Daily unique? The developer emphasizes extensive customization options for almost every aspect of the game, an original puzzle engine that prioritizes fun and solvability, and unique themes that users can create themselves. ## Version history (last 1 release) ### 1.0 — 2026-09-18 No release notes. ## Apps similar to THW's Calcudoku Daily | App | Rating | Price | Category | | --- | --- | --- | --- | | [Rolling Mind](https://appshunter.io/ios/app/rolling-mind/id6740234485) | — | Free | Games | | [Sudoqueens: Queens Sudoku](https://appshunter.io/ios/app/sudoqueens-queens-sudoku/id6752545876) | 4.8 (17) | Free | Games | | [Nut and Bolt Sort Color Match](https://appshunter.io/ios/app/nut-and-bolt-sort-color-match/id6612026803) | 4.5 (53) | Free | Games | | [Unroll 3D: Stick Match Puzzle](https://appshunter.io/ios/app/unroll-3d-stick-match-puzzle/id6760759105) | — | Free | Games | | [Brick Jam: color block](https://appshunter.io/ios/app/brick-jam-color-block/id6742598939) | 4.3 (359) | Free | Games | | [Masketeers : Idle Has Fallen](https://appshunter.io/ios/app/masketeers-idle-has-fallen/id1499321473) | 4.7 (4,774) | Free | Games | ## More apps by Thomas HARRIS-WARRICK - [THW's Calcudoku](https://appshunter.io/ios/app/thws-calcudoku/id6770120931) All apps by Thomas HARRIS-WARRICK: https://appshunter.io/developer/1874093023 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-09.*