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localization

  1. Building a Multi-Language Sudoku App for iOS and Android (Lessons from Sudoku Ultimato)

    Building a Multi-Language Sudoku App for iOS and Android (Lessons from Sudoku Ultimato)

    Feb 2026

    What does it take to build a Sudoku app that supports multiple languages and works on both iOS and Android? In this article I share what I learned building Sudoku Ultimato with Flutter, including localization, App Store publishing, and the challenges of maintaining two app stores.