My DictionaryMake every word yours
A vocabulary builder for the words you meet in real life — with real definitions, flashcards and word games. On iPhone, iPad and Mac.
Capture
Save words from real life
A word in a book, on a sign, in a podcast — keep it before it slips away.
- Scan words with the camera or type them in
- Import lists from Quizlet, Anki or a spreadsheet
- Add ready-made collections in one go
Understand
Real definitions, not just translations
Every meaning with natural examples and pronunciation, so a word makes sense instead of just matching another one.
- Meanings and examples for every word
- Hear how it's said
- Definitions in the language you choose
Remember
Flashcards and word games
Spaced repetition brings words back right before you'd forget them. Three minutes a day is enough.
- Swipe flashcards: know it or not yet
- Match Pairs, Word Scramble, Mystery Word
- A fresh Daily Puzzle from your own words
Grow
Watch your streak grow
See your practice time, accuracy and what's due today, and watch words move from new to mastered.
On Mac, too
Your words in Claude & Cursor
The native Mac app syncs with your iPhone through iCloud. Its built-in MCP server lets AI assistants on your Mac search your dictionary — and add words with Pro.
Set up the MCP server
4.8
“This little app definitely has everything for building your own dictionary! Best dictionary app ever.”
“Simple personal dictionary/glossary that syncs across iCloud. Multiple types of quizzes for the terms+definitions.”
“I love using this app! It’s definitely helping me build my vocab!”
Questions
Is My Dictionary free?
Yes. Saving words, flashcards, word games, progress and iCloud sync are free. AI features — definitions, AI quizzes, photo scans and Agent Pip — run on AI credits: 100 to start and a top-up to 50 every month. Pro gives you unlimited AI.
Which languages can I learn?
Any language you're learning — more than 135 are supported for definitions and pronunciation. The app itself is available in 34 languages, and you choose which language the definitions are written in.
Does it sync between my devices?
Yes. Your dictionary syncs through your own iCloud across iPhone, iPad and Mac. You can also share a dictionary with friends or a study group.
What happens to my data?
Your words and progress stay on your devices and in your iCloud. There are no ads, and we never sell your data. We only collect anonymous usage analytics and what's needed to validate a subscription. Privacy Policy
What is Agent Pip?
Your AI tutor inside the app. Ask about your words, get an explanation when something doesn't click, and add new vocabulary straight from the chat.
Start your dictionary
Free on iPhone, iPad and Mac.