About Calcudoku · Sudoku-like Puzzle
Enjoy Calcudoku, a fun number puzzle game that tests your math and logic! If you like Killer Sudoku puzzles, you will love Calcudoku! About Calcudoku number puzzles: Every Calcudoku has a single solution that can be...
Enjoy Calcudoku, a fun number puzzle game that tests your math and logic! If you like Killer Sudoku puzzles, you will love Calcudoku! About Calcudoku number puzzles: Every Calcudoku has a single solution that can be reached logically. Like Sudoku and Killer Sudoku, fill in the grid such that no two digits repeat in any column or row. Use the shapes in the grid as your guide. Each shape contains a number equaling the product of the shapes' digits. For example a shape with three cells containing the number 6 may have cell values 1, 2 and 3, as 1 x 2 x 3 = 6. Challenge yourself further with larger grids for experts, up to 9x9 size! Calcudoku offers thousands of fun number puzzles with features to help you solve each puzzle. Enjoy an unlimited number of hints and checks in case you get stuck. Use the calculator tool to help with multiplication and division against large numbers. And rest assured that all puzzle games are automatically saved and restored letting you stop and restart games with ease. Track your best and average solve times over history with our stats tracker. Calcudoku, a popular Killer Sudoku variant, was originally invented in 2004 by Japanese math teacher Tetsuya Miyamoto. Also known as KenKen(R) and Mathdoku, Calcudoku brings to you over 15,000 unique puzzle grids! You can play Calcudoku by Razzle Puzzles on your phone and tablet. Enjoy Calcudoku online or in offline mode! For support please contact us at support@razzlepuzzles.com or visit RazzlePuzzles.com
Version History Split screen and iPhone Duo support! Additional performance improvements and patches. 1.41 Sep 29 Performance improvements and patches. 1.40 Mar 16 Performance improvements and patches. 1.39 09/29/2025 Performance improvements and patches. 1.38 02/14/2025 Performance improvements and patches. 1.37 02/11/2025 Performance improvements and patches. 1.36 08/16/2024 Performance improvements and patches. 1.35 12/17/2023 Performance improvements and patches. 1.34 08/19/2023 Performance improvements and patches. 1.33 07/16/2023 Performance improvements and patches. Fix recently released bug. 1.32 07/01/2023 Performance improvements and patches. 1.31 06/29/2023 Performance improvements and patches. 1.30 12/14/2022 Performance improvements and patches. 1.29 10/11/2022 Performance improvements and patches. 1.28 03/30/2022 Performance improvements and patches. 1.24 11/19/2021 Performance improvements and patches. 1.23 04/20/2021 Performance improvements and patches. 1.22 04/09/2021 Performance improvements and patches. 1.21 01/16/2021 Performance improvements and patches. 1.20 10/18/2020 Follow up fix to recent performance improvements and patches. 1.19 06/05/2020 Performance improvements and patches. 1.18 05/29/2020 Performance improvements and bug fixes. 1.17 02/15/2020 Performance improvements and patches. 1.16 02/10/2020 Performance improvements and patches. 1.15 12/18/2019 Performance improvements and patches. 1.14 10/27/2019
Previous Versions
Here you can find the changelog of Calcudoku · Sudoku-like Puzzle since it was posted on our website on 2017-01-23 15:24:23.
The latest version is 1.41 and it was updated on 2026-10-14 03:12:56. See below the changes in each version.
Calcudoku · Sudoku-like Puzzle version 1.41
Updated At: 2026-10-13
Changes: Version History Split screen and iPhone Duo support! Additional performance improvements and patches. 1.41 Sep 29 Performance improvements and patches. 1.40 Mar 16 Performance improvements and patches. 1.39 09/29/2025 Performance improvements and patches. 1.38 02/14/2025 Performance improvements and patches. 1.37 02/11/2025 Performance improvements and patches. 1.36 08/16/2024 Performance improvements and patches. 1.35 12/17/2023 Performance improvements and patches. 1.34 08/19/2023 Performance improvements and patches. 1.33 07/16/2023 Performance improvements and patches. Fix recently released bug. 1.32 07/01/2023 Performance improvements and patches. 1.31 06/29/2023 Performance improvements and patches. 1.30 12/14/2022 Performance improvements and patches. 1.29 10/11/2022 Performance improvements and patches. 1.28 03/30/2022 Performance improvements and patches. 1.24 11/19/2021 Performance improvements and patches. 1.23 04/20/2021 Performance improvements and patches. 1.22 04/09/2021 Performance improvements and patches. 1.21 01/16/2021 Performance improvements and patches. 1.20 10/18/2020 Follow up fix to recent performance improvements and patches. 1.19 06/05/2020 Performance improvements and patches. 1.18 05/29/2020 Performance improvements and bug fixes. 1.17 02/15/2020 Performance improvements and patches. 1.16 02/10/2020 Performance improvements and patches. 1.15 12/18/2019 Performance improvements and patches. 1.14 10/27/2019
Calcudoku · Sudoku-like Puzzle version 1.41
Updated At: 2026-10-02
Changes: Version History Split screen and iPhone Duo support! Additional performance improvements and patches. 1.41 3d ago Performance improvements and patches. 1.40 Mar 16 Performance improvements and patches. 1.39 09/29/2025 Performance improvements and patches. 1.38 02/14/2025 Performance improvements and patches. 1.37 02/11/2025 Performance improvements and patches. 1.36 08/16/2024 Performance improvements and patches. 1.35 12/17/2023 Performance improvements and patches. 1.34 08/19/2023 Performance improvements and patches. 1.33 07/16/2023 Performance improvements and patches. Fix recently released bug. 1.32 07/01/2023 Performance improvements and patches. 1.31 06/29/2023 Performance improvements and patches. 1.30 12/14/2022 Performance improvements and patches. 1.29 10/11/2022 Performance improvements and patches. 1.28 03/30/2022 Performance improvements and patches. 1.24 11/19/2021 Performance improvements and patches. 1.23 04/20/2021 Performance improvements and patches. 1.22 04/09/2021 Performance improvements and patches. 1.21 01/16/2021 Performance improvements and patches. 1.20 10/18/2020 Follow up fix to recent performance improvements and patches. 1.19 06/05/2020 Performance improvements and patches. 1.18 05/29/2020 Performance improvements and bug fixes. 1.17 02/15/2020 Performance improvements and patches. 1.16 02/10/2020 Performance improvements and patches. 1.15 12/18/2019 Performance improvements and patches. 1.14 10/27/2019
Calcudoku · Sudoku-like Puzzle version 1.40
Updated At: 2026-09-25
Changes: Version History Performance improvements and patches. 1.40 Mar 16 Performance improvements and patches. 1.39 09/29/2025 Performance improvements and patches. 1.38 02/14/2025 Performance improvements and patches. 1.37 02/11/2025 Performance improvements and patches. 1.36 08/16/2024 Performance improvements and patches. 1.35 12/17/2023 Performance improvements and patches. 1.34 08/19/2023 Performance improvements and patches. 1.33 07/16/2023 Performance improvements and patches. Fix recently released bug. 1.32 07/01/2023 Performance improvements and patches. 1.31 06/29/2023 Performance improvements and patches. 1.30 12/14/2022 Performance improvements and patches. 1.29 10/11/2022 Performance improvements and patches. 1.28 03/30/2022 Performance improvements and patches. 1.24 11/19/2021 Performance improvements and patches. 1.23 04/20/2021 Performance improvements and patches. 1.22 04/09/2021 Performance improvements and patches. 1.21 01/16/2021 Performance improvements and patches. 1.20 10/18/2020 Follow up fix to recent performance improvements and patches. 1.19 06/05/2020 Performance improvements and patches. 1.18 05/29/2020 Performance improvements and bug fixes. 1.17 02/15/2020 Performance improvements and patches. 1.16 02/10/2020 Performance improvements and patches. 1.15 12/18/2019 Performance improvements and patches. 1.14 10/27/2019 Performance improvements. Fix for "white screen" issue. 1.13 08/26/2019
Calcudoku · Sudoku-like Puzzle version 1.39
Updated At: 2025-09-29
Changes: Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.39
Updated At: 2025-09-29
Changes: Sep 29, 2025
Version 1.39
Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.38
Updated At: 2025-02-14
Changes: Feb 14, 2025
Version 1.38
Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.36
Updated At: 2024-08-16
Changes: Aug 16, 2024
Version 1.36
Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.35
Updated At: 2023-12-17
Changes: Dec 17, 2023
Version 1.35
Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.34
Updated At: 2023-08-19
Changes: Aug 19, 2023
Version 1.34
Performance improvements and patches.
Calcudoku · Sudoku-like Puzzle version 1.33
Updated At: 2023-07-16
Changes: Jul 16, 2023
Version 1.33
Performance improvements and patches.
Disclaimer
Official App Store Link
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