# FlipDict — Vocabulary Builder > Focused vocabulary builder using spaced repetition and curated word decks. (iPhone/iPad app by Isabella Lee-Rubio.) - Source: https://appshunter.io/ios/app/flipdict/id6773462642 (this page in markdown: same URL + `.md`) - Developer: [Isabella Lee-Rubio](https://appshunter.io/developer/1424131616) - Category: Education, Reference - Price: Free - Rating: 5.00/5 from 3 App Store ratings - Age rating: 12+ - Requires: iOS 17.6 · 30 MB - Languages: American English - Released: 2026-05-28 - Data updated: 2026-08-22 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/flipdict/id6773462642/reviews.md ## What is FlipDict? Build a bigger vocabulary, one word at a time. FlipDict is a focused, no-nonsense vocabulary builder for native speakers, advanced English learners, writers, and anyone who wants to know more words. Choose from curated themed decks — emotion vocabulary, words from classic novels, rare and beautiful words, GRE prep — or browse a real dictionary of 63,000+ English words and pick the ones you want to learn. Then let spaced repetition do the rest. WHY FLIPDICT IS DIFFERENT Most vocabulary apps lock you into a single word list. FlipDict gives you the whole dictionary plus a growing library of curated decks — and lets you study them all with proven spaced repetition. Whether you're prepping for the GRE, sharpening your business communication, expanding your emotional vocabulary, or savoring the language of classic literature, FlipDict adapts to what you want to learn. VOCAB DECKS - Dictionary — every word in the English language (63,000+) - Words for Feelings — sophisticated emotion vocabulary - Words That Sound Beautiful — words pleasing to the ear - Literary — vocabulary from classic novels - Rare Words — obscure and delightful - Business — vocabulary for professional and corporate contexts - GRE — high-frequency exam vocabulary - More decks coming soon KEY FEATURES - Multiple curated vocab decks, plus the full dictionary - Simple and effective spaced repetition system (SRS) - Tap any word to add it to your review queue - Long-press for a quick definition preview - Beautiful flashcard-style review with smooth flip animation - Track your progress: see what's New, Learning, and Mastered - Mark words as Mastered to retire them from review - A-to-Z sidebar for fast navigation - Jump to any page number directly - Long-press page arrows to skip ahead quickly - Dark mode support - Haptic feedback throughout - All progress saved on-device — no account, no cloud, no tracking PERFECT FOR - Writers, journalists, and copywriters expanding their range - Business professionals sharpening their communication - GRE prep - Native speakers who love discovering new words - Advanced English learners going beyond intermediate - Anyone reading challenging literature - Word nerds, etymologists, and linguistics enthusiasts HOW IT WORKS 1. Pick a deck — start with the full dictionary or a themed collection 2. Tap any word you don't know to add it to your queue 3. Tap Start Studying when you're ready to review 4. Grade each word based on how well you remembered it — FlipDict schedules the next review automatically 5. Watch your vocabulary grow PRIVACY FlipDict stores everything on your device. No account required. No data collection. No ads. No tracking. Your study habits are yours alone. ACKNOWLEDGMENTS Word definitions in FlipDict are derived from WordNet® 3.0, developed by the Cognitive Science Laboratory at Princeton University. The database has been modified for FlipDict: some entries have been edited or removed, and example sentences have been added or rewritten by FlipDict that are not part of the original WordNet database. GRE® is a registered trademark of Educational Testing Service (ETS), which is not affiliated with FlipDict. ## Key features - Curated vocab decks and full dictionary - Spaced repetition system (SRS) - Flashcard-style review - Progress tracking (New, Learning, Mastered) - On-device data saving - Dark mode support ## Frequently asked questions about FlipDict ### What is FlipDict's learning methodology? FlipDict uses a spaced repetition system (SRS) to help users learn and retain new vocabulary. Users review words at increasing intervals based on how well they remember them, ensuring efficient memorization. ### How does FlipDict track user progress? FlipDict allows users to track their vocabulary progress by categorizing words into 'New', 'Learning', and 'Mastered' stages. Users can mark words as 'Mastered' to remove them from active review. ### What kind of word decks are available in FlipDict? FlipDict offers multiple curated decks, including words for emotions, classic novels, rare words, and GRE prep, in addition to the full English dictionary of over 63,000 words. ### Is FlipDict available on multiple devices? Yes, FlipDict is available for both iPhone and iPad, allowing users to continue their vocabulary studies across their Apple devices. ### Does FlipDict collect user data or require an account? No, FlipDict prioritizes user privacy by storing all progress on-device. It does not require an account, collect data, or track user activity. ### What is the age rating for FlipDict? FlipDict has an age rating of 12+, making it suitable for teenagers and adults looking to enhance their vocabulary. ### How often is FlipDict updated? The latest version of FlipDict is 1.02, which was last updated on June 8, 2026. New decks are also mentioned as coming soon, suggesting ongoing development. ### Does FlipDict have ads? No, FlipDict is ad-free. The app's privacy policy explicitly states 'No ads', ensuring an uninterrupted learning experience. ## Version history (last 3 releases) ### 1.02 — 2026-06-08 - Layout improvements on iPad - Simplified spaced repetition system (srs) for vocabulary in review ### 1.0.1 — 2026-06-03 - New Vocab Decks: Words for Feelings, Words That Sound Beautiful, Literary, Rare Words, Business, and GRE - Tap the deck icon in the Browse tab to switch between decks - Polished example sentences throughout the dictionary - Bug fixes and small improvements ### 1.0 — 2026-05-29 No release notes. ## Apps similar to FlipDict | App | Rating | Price | Category | | --- | --- | --- | --- | | [Codeely](https://appshunter.io/ios/app/codeely/id6748782340) | — | Free | Education | | [Curious Genius](https://appshunter.io/ios/app/curious-genius/id6752258877) | — | Free | Education | | [Toly: AI Language Flashcards](https://appshunter.io/ios/app/toly-ai-language-flashcards/id6741608488) | 5.0 (1) | Free | Education | | [English pronouns in sentences](https://appshunter.io/ios/app/english-pronouns-in-sentences/id1449455596) | 4.5 (20) | Free | Education | | [Phonics & ABC: Learn to Read](https://appshunter.io/ios/app/phonics-and-abc-learn-to-read/id6447990962) | 4.6 (84) | Free | Education | | [Learn Data Science](https://appshunter.io/ios/app/learn-data-science/id6737169341) | — | $1.99 | Education | ## More apps by Isabella Lee-Rubio - [Circal](https://appshunter.io/ios/app/circal/id1521977182) - [ReadLevel AI](https://appshunter.io/ios/app/readlevel-ai/id6749190438) - [HaiBella: Smart Vocab Learning](https://appshunter.io/ios/app/haibella-smart-vocab-learning/id6751126579) All apps by Isabella Lee-Rubio: https://appshunter.io/developer/1424131616 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*