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Last updated on: 2026-09-06
Android Apps > Puzzle > Tridoku
Tridoku icon

Tridoku

1.0.22
Stanley Lam
0.00
0 reviews
1,000+
Downloads
Free

Triangle Sudoku Variant

Tridoku Screenshot 1 of 6
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Download from Google Play

About Tridoku

Tridoku is a puzzle app developed by Stanley Lam.

Download Statistics

Tridoku has been downloaded 4.2 thousand times. In the last 30 days, the app was downloaded 11 times.

User Ratings

The app has no ratings yet.

App Information

Tridoku is FREE to download. The APK download size is 6.87 MB. The latest version available is 1.0.22. The last update was on May 7, 2026.

Technical Requirements

Tridoku requires Android 4.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play June 2017.

Description
Tridoku puzzles contains 9 large triangles.

Rules:
1. The numbers 1 to 9 must be placed into each large triange.
2. Each of the three legs of the inner shaded triangle must contains numbers 1 to 9
3. Each of the three legs of the outer shaded triangle must contains numbers 1 to 9
4. No two neighboring (touching) cells may contain the same numbers

**** Tridoku features ****

# Content
- 5 difficulty levels
- Unlimited Mode generates random puzzles

# Features
- "Hint" auto fills the board with memo that has no direct conflicts with other numbers
- Highlight same numbers as you select a number on board
- Autosave the process of unfinished levels
- Record best completion time for each level
- Try to complete as many levels as possible

Recent changes:
- Bug fixes and performance improvements
Show more Show less

More data about Tridoku

Price Free to download
Total downloads 4.2 thousand
Recent downloads 11
Rating No ratings
Ranking Not ranked
Version 1.0.22
APK size 6.87 MB
Number of libraries 23
Designed for Android 4.0+
Suitable for Everyone
Ads Contains ads

App Performance Report

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Tridoku compared with similar apps

Common keywords of similar apps

Tridoku Triangle Large Legs Shaded Board Numbers Levels Puzzles Features

Keywords missing from this app

Sudoku Game Puzzle Number Level Brain Difficulty Classic Play Logic Time Grid Unique Solve Easy Challenge Free Games Row Column Sawdoku Block Enjoy Daily Fill Cell Jigsaw Recent Hard Fun Calcudoku Check Solution Place Train Expert Playing Cells Addictive Square Complete Mistakes Notes Simple Player Rules

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Downloads over time

Downloads over time
Subscribe to see download velocity and history

Tridoku has been downloaded 4.2 thousand times. Over the past 30 days, it has been downloaded 11 times.

Changelog of Tridoku

Show changelog

Developer information for Stanley Lam

Stanley Lam

brightskygames@me.com

Website

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Comments on Tridoku for Android

★★★★★ Patricia Mischler · Nov 19, 2017
Please provide more puzzles, even if they are published on paper in book format only.
★★★★★ Laurie Pevytoe · Aug 17, 2020
Love this game alot but can't see the tiny pencil numbers. Wish I could zoom. Otherwise, it is a wonderful site.

Google Play Rankings for Tridoku

This app is not ranked

Technologies used by Tridoku

13 permissions · 23 libraries
Subscribe to see full permission and library details
Sudoku-Classic Brain Puzzle icon Sudoku-Classic Brain Puzzle
Calcudoku · Sudoku-like Puzzle icon Calcudoku · Sudoku-like Puzzle
Fractal Sudoku icon Fractal Sudoku
Sudoku Cafe icon Sudoku Cafe
Sudoku icon Sudoku
Sudoku X icon Sudoku X
Puzzle IO Binairo Sudoku icon Puzzle IO Binairo Sudoku
Number Place Lv999 icon Number Place Lv999

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