Hi!
Sudoku Vision 6.3 is available on Google Play : Sudoku Vision
Here are the recent changes of this version :
- Add of a filter for files list
- Add of a new strategy named Death blossom interlaced
- Add of a new strategy named Almost locked sets XYZ-Wing
- Improved Death blossom strategy by finding new instances
Here is the general description of Sudoku Vision 6.3 :
1. Capture a Sudoku if there is a camera
- Place the Sudoku at any angle from 0° to 360°
- See each step to find grid and numbers in the photo
- Ask to evaluate the difficult level of the Sudoku just captured
2. See augmented reality in action if there is a camera
- Just show a Sudoku to Sudoku Vision and you will see the solution, no photo to take and no button to press
- Just show a Sudoku to Sudoku Vision and you will capture the digits, no photo to take and no button to press
- Place the Sudoku at any angle from 0° to 360°
- Ask to evaluate the difficult level of the Sudoku just captured
3. Generate a Sudoku
- Ask for a difficulty level from "1. Very very easy" to '9. Final"
- Many strategies supported(*)
- Instantaneous generation
- Unlimited new Sudokus
- No Internet connection is required
4. Get help for the solution
- Show pencil marks with manual or automatic mode
- Ask for hints that teach if you are stuck
- Ask for a solution, even for the most difficult Sudoku
- Ask if they are more than one solution
- Ask to verify the uniqueness of Sudoku whenever a cell is changed
- Undo/Redo function
- View step by step the explicative road toward the solution(*)
- Allow to give the solution for 100% of all Sudokus without identifying strategies
- Allow to give the solution for 100% of all Sudokus by identifying strategies(*)
- Allow to give the solution for the Sudokus recognized as the most difficult, for example the well-known Sudoku by Finnish mathematician Arto Inkala
- Allow to find the digit that identifies a path to the solution for the strategy named Key digit of level 9. Final; the first path or the path with the shortest response time can be presented (adjustable in the Settings window)
- Usage of all processors to minimize the response time for level 9. Final (adjustable in the Settings window)
5. Save and open Sudoku
- The Sudoku itself
- The photo of the Sudoku
- Sort your sudokus during opening : name ascending or descending or date modified ascending or descending with or without sensitive case
- Filter for files list
6. Very interesting advantages
- Free
- No ad
- No Internet connection
- Support multi-window and pen-window features of Samsung Galaxy Note devices
- Large phones support at full screen
- From small(for example your Android watch) to large and very large screen support at full screen
- Support of all screen densities
- Screen rotation support
- The application can be moved to external memory (APP2SD)
(*) 53 strategies supported (more coming in the next version) :
- Naked single
- Hidden single
- Pointing/claiming
- Naked twin
- Hidden twin
- Naked triplet
- Hidden triplet
- Naked quadruplet
- Hidden quadruplet
- X-Wing, X-Wing finned, X-Wing sashimi simple or double
- XY-Wing
- XYZ-Wing
- WXYZ-Wing extended : 4 cells or more with simple or double wing
- W-Wing
- Swordfish, Swordfish finned, Swordfish sashimi
- Jellyfish, Jellyfish finned, Jellyfish sashimi
- Uniqueness type 1 to 6
- Uniqueness type x
- Uniqueness hidden rectangle
- Bug type 1
- Bug type 2
- Bug type x
- Avoidable rectangle type 1 to 3
- Avoidable rectangle x
- Almost locked sets XZ simple linked
- Almost locked sets XZ double linked
- Almost locked sets XY-Wing
- Almost locked sets XYZ-Wing
- Death Blossom
- Death blossom interlaced
- Subset exclusion (Sue de Coq)
- Turbot
- X-Chain
- XY-Chain
- Inference chain type 1 to 5
- Key Digit
Here are the strategies by level :
| Level | Strategy |
|---|---|
| 1. Very very easy | Naked single |
| 2. Very easy | Hidden single |
| 3. Easy | Pointing/claiming |
| 4. Medium | Naked twin |
| Hidden twin | |
| 5. Difficult | Naked triplet |
| Hidden triplet | |
| 6. Very difficult | Naked quadruplet |
| Avoidable rectangle 1 | |
| Avoidable rectangle 2 | |
| Avoidable rectangle 3 | |
| Avoidable rectangle x | |
| X-Wing | |
| X-Wing finned | |
| X-Wing sashimi | |
| XY-Wing | |
| XYZ-Wing | |
| WXYZ-Wing extended | |
| W-Wing | |
| Bug type 1 | |
| Uniqueness type 1 | |
| 7. Very very difficult | Uniqueness type 2 |
| Uniqueness type 3 | |
| Uniqueness type 4 | |
| Uniqueness type 5 | |
| Uniqueness type 6 | |
| Uniqueness type x | |
| Uniqueness hidden rectangle | |
| Hidden quadruplet | |
| Swordfish | |
| Swordfish finned | |
| Swordfish sashimi | |
| Jellyfish | |
| Jellyfish finned | |
| Jellyfish sashimi | |
| Bug type 2 | |
| Bug type x | |
| ALS-XZ simple | |
| ALS-XZ double | |
| ALS-XY-Wing | |
| ALS-XYZ-Wing | |
| Death blossom | |
| Death blossom interlaced | |
| Subset exclusion | |
| 8. Diabolic chains | Turbot |
| X-Chain | |
| XY-Chain | |
| Inference chain type 1 | |
| Inference chain type 2 | |
| Inference chain type 3 | |
| Inference chain type 4 | |
| Inference chain type 5 | |
| 9. Final | Key digit |