Build an Offline Dictionary App

A dictionary app that doesn’t rely on the internet is valuable for students, travelers, and language learners. This app development project teaches you about offline-first design, local database integration, search indexing, and lightweight UI patterns.

The app allows users to search for word definitions, pronunciations, parts of speech, and example usage—all without needing internet access. It can include word bookmarks, dark mode, and even word-of-the-day suggestions.

The app comes preloaded with a word database stored locally. When users search, the app filters through this database and displays the results instantly. It works offline and includes quick-access bookmarks and a daily learning widget.

• User opens the app and types a word into the search bar.
• The app searches the local SQLite or JSON database and retrieves the definition and related info.
• Users can bookmark the word, hear pronunciation (if supported), or view recent searches.
• Optional daily notifications promote vocabulary growth through “Word of the Day.”
• No internet is needed after installation, ensuring constant accessibility.

• SQLite in React Native
• Flutter sqflite Plugin
• TTS in React Native
• Free English Dictionary Data (WordNet)
• Push Notification Setup Guide