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Smart Vocabulary System

HelloWordsVocabulary That Sticks

Build a powerful vocabulary with AI-powered spaced repetition. Learn words in context and remember them forever with scientifically-proven methods.

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5M+

Words Learned

92%

Retention Rate

4.8

App Rating

80+

Languages

The Science of Remembering

Learn smarter, not harder with spaced repetition

1
Learn in Context
See words used in real sentences from native speakers. Understand meaning through usage.
2
Smart Reviews
AI schedules reviews just before you forget, maximizing retention with minimal effort.
3
Long-term Memory
Words move from short-term to long-term memory through optimized repetition cycles.

Features That Make Learning Stick

Every feature is designed to help you build and retain vocabulary efficiently

Smart Algorithm
AI-powered spaced repetition optimizes your learning schedule
Contextual Learning
Learn words through real sentences and conversations
Progress Analytics
Track your vocabulary growth with detailed statistics
Daily Goals
Set and achieve personalized vocabulary targets
Gamification
Earn points and badges as you expand your vocabulary
Quick Review
5-minute daily reviews to maintain your vocabulary

Thousands of Word Collections

Pre-made lists for every learning goal

Popular
Daily Conversation
2,000 essential words for everyday communication
Exam Prep
TOEFL/IELTS
Academic vocabulary for English proficiency tests
Business
Professional English
Business terms and workplace vocabulary
Travel
Tourist Essentials
Must-know words for travelers and tourists
Academic
University Vocabulary
Academic terms for university students
Culture
Idioms & Slang
Native expressions and colloquial language
Success Story

10,000 Spanish words in 6 months

HelloWords transformed my Spanish learning. The spaced repetition system helped me build a massive vocabulary efficiently. I went from knowing basic phrases to reading Spanish novels comfortably. The contextual examples made everything click.

🇺🇸

Sarah Mitchell

Medical Student, Boston

10,000

Words learned

15 min

Daily practice

94%

Retention rate

Smart Vocabulary Learning Questions Answered

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View All Features

Start Building Your Vocabulary Today

Join millions learning vocabulary the smart way. Download HelloWords and expand your language skills efficiently.

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