數獨（einsitang）

Sudoku

about

an open source Sudoku game application powered by Flutter .

You could try building a Sudoku game app on your own. This way, you'll get to learn Dart and Flutter pretty fast, along with their ecosystem techs. Plus, this app is super friendly and easy to use.

recent:

feature of AI/ML sudoku detect to solver is basically available now , welcome to try and feedback .

watch: ai solver demo video

about AI/ML model is train by yolov8 , you can also visit ultralytics to know more

download latest release apk for android (preview) -> github release page

contributing

We are always very happy to have contributions, whether for trivial cleanups or big new features.

about contributing please read CONTRIBUTING.md

screenshots

iOS

ios screenshot by 2026

Android

android screenshot by 2025

plan-to-do

• :ballot_box_with_check: AI sudoku solver with camera - working well :-)
• :black_square_button: amendable detection puzzle on AI Solver
• :black_square_button: AI MODELS optimize with "amendable detection cell"

environment

• dart SDK: '>=3.0.0 <4.0.0'
• flutter SDK: '^3.32.1'
• jdk 17 with Gradle Plugin 8.1.1 :new:

dependency

• opencv_dart
• tflite_flutter
• sudoku_dart (sudoku core opensource lib)
• sudoku-go // native lib with cgo on sudoku-flutter latest version
• Hive
• scoped_model
• Google Firebase // This project utilizes Google Firebase for crash analysis.

platform support

• android
• iOS
• WEB (no plan support yet)

install

$> flutter pub get
# options,when you change the lib/state/sudoku_state.dart file,make sure build hive adapter for the project
$> flutter packages pub run build_runner build

run

$> flutter devices
1 connected device:

iPhone SE (2nd generation) (mobile) • 09684738-362A-468F-80F2-1824A785D324 • ios • com.apple.CoreSimulator.SimRuntime.iOS-13-6 (simulator)

$> flutter run -d 09684738-362A-468F-80F2-1824A785D324

pre-for-build

android

create a keystore for apk signature

On Windows

keytool -genkey -v -keystore c:\Users\USER_NAME\key.jks -storetype JKS -keyalg RSA -keysize 2048 -validity 10000 -alias key

On Mac/Linux

keytool -genkey -v -keystore ~/key.jks -keyalg RSA -keysize 2048 -validity 10000 -alias key

copy ./android/key.properties.example and rename to ./android/key.properties that contains a reference to your keystore

more information pls reference official website : https://flutter.dev/docs/deployment/android

iOS

sign up apple developer

in Xcode,open ./ios/Runner.xcworkspace to view your app's settings

select the Runner project in the Xcode project navigator. then in the main view sidebar,select the Runner target and select the Identity tab,in the Signing section change Team and Bundle Identifier

more information pls reference official website : https://flutter.dev/docs/deployment/ios

build

# iOS
$> flutter build iOS
# android
$> flutter build apk

star history

the end

thanks for visit this repository , wish you can like it and star it :kissing_heart: