My Dictionary vs WordTheme
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
My Dictionary
This app goes beyond simple translations, offering a comprehensive dictionary experience with definitions, example sentences, and pictures. It provides tools to actively learn saved words through spaced repetition, flashcards, quizzes, and engaging games. Supports over 180 languages and syncs across Apple devices.
- Save words in 180+ languages
- Definitions in native or chosen language
- Example sentences and pictures
- Spaced review and flashcards
- Vocabulary games and daily puzzles
- Cross-device iCloud sync
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Not just translations. A real dictionary, built by you, in any language. Most vocabulary apps give you a word and its translation. My Dictionary gives you what a real dictionary has: clear definitions, example sentences, pictures and pronunciation. Then it gives you the tools to actually learn every word you save. It started as an app for learning English through English definitions and pictures. Now, with AI, it works for almost any combination of languages: learn Spanish with Spanish definitions, Japanese with English ones, or your third language through your second. Whatever you’re learning, and however many languages, it fits. 180+ LANGUAGES. EVEN ONES THAT DON’T EXIST YET. • Save words in more than 180 languages from around the world • Definitions in the word’s own language, in yours, or any language you choose • Choose your accent: Rioplatense Spanish, British English, Brazilian Portuguese and more • Inventing a language with friends? Create its dictionary, share it, and build it together • The app itself speaks 34 languages EVERY WORD, COMPLETE • Meanings, examples, IPA and natural pronunciation, added for you by Pip, your duck tutor • Pictures for your words, so meaning sticks without translation • Your own notes, tags and favorites • Add words by typing, scanning a page or photo, importing a list, or picking from ready-made collections from A1 to C2 LEARN AND PRACTICE, NOT JUST COLLECT • Learn mode: a few new words a day in short lessons that build real memory • Spaced review brings each word back right before you’d forget it • Flashcards and quizzes: definitions, spelling, fill the gap, write your own sentence, pronunciation • Games: Mini Crossword, Word Search, Mystery Word, Connections, Word Scramble and a Daily Puzzle • Streaks and progress to keep you going YOURS, EVERYWHERE • iPhone, iPad and Mac, synced with iCloud • Separate dictionaries for each language, class or trip • Share dictionaries with friends, classmates or a partner MY DICTIONARY PRO gives you Pip without credits to count, unlimited dictionaries and tags, premium voices and pictures for every word. Pro is monthly, yearly or a one-time lifetime purchase. Learning your second language, your fifth, or one you made up last weekend? This is your dictionary. Privacy Policy: https://mydictionary.org/privacy-policy Terms of Use: https://mydictionary.org/terms-of-use
WordTheme
Organize and study vocabulary lists for language learning or specific topics. Add words with translations, listen to pronunciation, and categorize them into themes. Create custom dictionaries, associate images and definitions, and utilize various study games.
- Add/modify words with translations
- Listen to word pronunciation
- Organize vocabulary into themes/categories
- Create hierarchical categories
- Associate images and definitions
- Study games (flashcards, crosswords, etc.)
- Google Drive synchronization
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You want to learn a foreign language, or study a specific topic, and you are looking for an application to help you organise and study your vocabulary lists? This application allows you to: - add / modify words or sentences with their translation - listen to the pronunciation of those words - arrange your vocabulary lists in themes/categories - create a hierarchy of themes/categories (a theme can have sub-themes) - move a group of words to another theme/category - create several dictionaries - search a word in your personal dictionary - associate an image to a word - associate various texts to the added words (definition, conjugation, declensions, examples, etc.) You can also use this application as a lexicon or glossary, on the theme you want (mathematics, physics, chemistry, biology, cooking, psychology, philosophy, justice, etc.). This application is also very useful if you want to create a constructed language (or conlang). To facilitate the sharing between devices, WordTheme allows the dictionaries to be saved, imported and synchronized via Google Drive. Games are also available in the application: - Flashcards - Match the words - Find Translation - Find Word - Mixed Letters - Write word - Spelling - Find Translation (from sound) - Crosswords All the games can be used with languages written from right to left (Arabic, Persian, Hebrew, ...) Additionally, this application allows you to : - save your personal dictionary - export your personal dictionary to share it with a friend, or to make a distant backup of it - import a new dictionary or a list of words into a dictionary (with the interface inside the application) - export or save your list of words in an Excel file If you have a suggestion or if you see a bug on the application, please send me a mail at soregainochi@gmail.com. It will help me make the application better. This app doesn't use AI.
Screenshots
Verdict
The clearest difference is iOS requirement: WordTheme at 16.0 against My Dictionary's 26.0. On price, rating, review sentiment and ratings volume there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. My Dictionary sells 5 in-app purchases, starting at $2.99 per 7 days and WordTheme sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for My Dictionary against 4.8 for WordTheme. Both are backed by a comparable volume of ratings — 33 and 53 respectively. Written reviews are what separate them: 88% of My Dictionary's written reviews are positive against 93% of WordTheme's.
My Dictionary ships an update every 2 weeks, WordTheme every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | My Dictionary | WordTheme |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (33 ratings) — better | 4.8 (53 ratings) |
| Positive reviews | 87.5% of reviews | 92.7% of reviews — better |
| Number of ratings | 33 | 53 — better |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 121 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Ryakhin | Jean-Marie Moriceau |
Customer experience
My Dictionary
WordTheme
In-app purchases
My Dictionary
- Weekly Pro$2.997 Days
- Monthly Pro7 Days trial$5.991 Month
- Yearly Pro$29.991 Year
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- Yearly Pro7 Days trial$39.991 Year
- Lifetime Pro$89.99
WordTheme
- Premium features$6.99
Questions
Is My Dictionary free?
Is WordTheme free?
Which has better reviews, My Dictionary or WordTheme?
Do My Dictionary or WordTheme have ads?
Which is updated more often, My Dictionary or WordTheme?
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