FluencyDeck - English Vocab

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Content rating
Everyone
10+
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Content rating
Everyone
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About this app

Reimagine how you build English vocabulary with FluencyDeck — combining intuitive swipe flashcards, SuperMemo SM-2 spaced repetition, and 25,000+ frequency-ranked words to help you achieve true conversational fluency.
Whether you are preparing for exams like GRE, TOEFL, or IELTS, refining your professional communication, or expanding your daily vocabulary, FluencyDeck delivers a distraction-free, privacy-first study experience.
KEY FEATURES
• Interactive 3D Flip & Swipe Flashcards
Learn faster with natural gesture-driven flashcards:
- Tap to flip cards in 3D and reveal plain-English definitions, examples, and synonyms.
- Swipe Right to mark a word as Mastered.
- Swipe Left to schedule for review.
- Swipe Up to bookmark your favorite words for quick revision.
• Scientific Spaced Repetition (SM-2)
Never forget what you learn. FluencyDeck utilizes the proven SuperMemo SM-2 spaced repetition algorithm, calculating optimal review intervals so difficult words reappear just as your memory begins to fade.
• 4-Stage Fluency Ladder (25,000+ Words)
Words are ordered by real-world spoken English frequency, ensuring you master everyday essentials before advanced terminology:
- Stage 1: Beginner Foundations (Ranks 1 – 3,000) — Daily essentials and common conversational words.
- Stage 2: Intermediate Conversational (Ranks 3,001 – 8,000) — Natural flow and professional discussions.
- Stage 3: Upper-Intermediate & Fluent (Ranks 8,001 – 16,000) — Expressive vocabulary, idioms, and articulate speech.
- Stage 4: Master & Erudite (Ranks 16,001 – 25,000+) — Academic literature, graduate exams, and sophisticated expressions.
• Dual US & UK Phonetics + Native Audio
- Listen to clear audio pronunciation for any word on demand.
- View accurate International Phonetic Alphabet (IPA) transcriptions with both US (🇺🇸) and UK (🇬🇧) dialect flags.
• GRE & Academic Exam Preparation
Access curated high-frequency academic vocabulary tagged with GRE badges, ideal for graduate admissions, SAT, ACT, and advanced English proficiency tests.
• 12 Real-World Topic Hubs
Explore vocabulary curated by topic domains: Business & Finance, Science & Technology, Emotions & Character, Mind & Philosophy, Nature, Society, Daily Life, and more.
• 100% Offline & Privacy-Friendly
- No account creation or login required.
- Your study decks, bookmarks, and spaced-repetition progress are stored locally on your device.
- Study anywhere, anytime — no active internet connection required for core flashcards.
Start expanding your vocabulary today with FluencyDeck!
Master vocabulary with smart spaced repetition flashcards and audio.
Updated on
Nov 11, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location and Device or other IDs
  • This app may collect these data types
    Location, App activity and 2 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Welcome to FluencyDeck v2.0.0! 🎴
• Swipe cards to master 25,000+ English words
• Interactive 3D flip flashcards & native audio
• Dual US & UK phonetic pronunciations
• Scientific Spaced Repetition (SM-2)
• 100% offline & privacy-focused
Content rating
Everyone
Learn more

App support

About the developer
KIRAN KACHRUBA MASKE
itskiranmaske@gmail.com
India

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