AI-Powered Learning · Free to Download

The smartest way to master vocabulary

Build personalized vocab lists for any language or subject. Claude AI enriches every word with examples, pronunciations, and memory tips — then spaced repetition locks them in forever.

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Vocab Doctor 🔥 14
🌍 Spanish
serendipia
Tap to reveal
A pleasant discovery made by chance
"Fue pura serendipia encontrarte aquí."
82%
Mastery
247
Words
4.9★
Rating
🤖 AI enriched
🔥 14-day streak

Works for every language & subject

🌍 Spanish 🗾 Japanese 🇫🇷 French 🩺 Medical ⚖️ Legal 📊 Finance 🔬 Science 📚 Academic 🇩🇪 German 🌐 Arabic
Features

Everything you need to learn faster

From your first word to lifelong mastery — Vocab Doctor has every tool you need.

AI-Powered Enrichment

Instantly generate pronunciation guides, root letters, example sentences, and memory tips for any word using Claude AI — in any language.

🤖 AI
ephemeral → "epi (upon) + hemera (day)"

Spaced Repetition

Our SM-2 algorithm reviews words at the perfect moment — just before you forget — so you retain vocabulary for life with minimal study time.

Multiple Study Modes

Flip cards, multiple-choice quizzes, deep study challenges — both word-to-definition and definition-to-word directions.

Streak Tracking

Build a daily learning habit and watch your mastery scores climb. Streaks, badges, and milestones keep you motivated every day.

Speak & Listen

Hear correct pronunciations with text-to-speech. Practice speaking and get instant pronunciation feedback in real time.

Cloud Sync & Sharing

Your vocabulary lists sync across all devices. Share categories with classmates or study partners to supercharge learning together.

📱 💻 ⌚
How It Works

From zero to fluent in 3 steps

Getting started takes less than 2 minutes.

01
📝

Build Your List

Add any words you want to learn — type them in or import from a file. Create lists for languages, exams, or any subject.

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02
🤖

AI Enriches It

Claude AI instantly adds definitions, example sentences, root word breakdowns, and memorable mnemonics to every word.

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03
🧠

Study & Master

Practice with flip cards, quizzes, and listening exercises. Spaced repetition schedules reviews so words stick for life.

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Languages Supported
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Active Learners
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Retention Rate
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App Store Rating
Reviews

Loved by learners worldwide

Real people, real results.

★★★★★

"The AI enrichment is incredible. I'm learning medical terminology for nursing school and the root word breakdowns have completely changed how I remember things."

Maria Chen Nursing Student
★★★★★

"I've tried Anki, Duolingo, Quizlet — nothing stuck. Vocab Doctor's spaced repetition actually adapts to how I learn. My Japanese kanji retention is insane now."

James Okafor Language Enthusiast
★★★★★

"As a law student, I needed to learn hundreds of Latin terms fast. Vocab Doctor not only defined them but gave me perfect context sentences. Passed the bar on first attempt!"

Sofia Reyes Law Graduate

Start learning today.
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Free on iOS and Android. Upgrade to Pro for unlimited AI enrichment and advanced analytics.

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