New way to learn vocabulary

Learn words by reading what you love

DefIt turns everyday reading into a vocabulary-building experience. Tap any word to see its definition, track your progress, and grow your word bank — all while reading content you actually enjoy.

10K+ Words in Library
50+ Topics
4.8 App Rating
K-Pop Intermediate

The phenomenon of K-pop has transcended borders, becoming a global cultural force that connects millions of fans across diverse backgrounds.

phenomenon
a remarkable event or situation

Everything you need to
build your vocabulary

No flashcards. No boring drills. Just read, tap, and learn.

Read What You Love

Choose from topics like K-Pop, Sports, Movies, and more. Content tailored to your interests keeps you engaged.

Tap to Define

See a word you don't know? Tap it. Instant definitions appear inline without breaking your reading flow.

Track Your Progress

Watch your vocabulary grow over time. See stats on words learned, readings completed, and streaks.

Personalized Difficulty

Content adapts to your level. Whether you're a beginner or advanced, readings match your ability.

Bilingual Definitions

Get definitions in both English and Chinese. Perfect for learners who want context in their native language.

Save Your Words

Build a personal word bank. Review saved vocabulary anytime and reinforce what you've learned.

Three steps to a
bigger vocabulary

It's as simple as reading your favorite article.

1

Pick a topic you love

Browse reading content curated around your interests — music, sports, movies, culture, and more.

2

Read and tap new words

As you read, highlighted vocabulary words are waiting for you. Tap any to reveal its definition instantly.

3

Build your word bank

Words you learn are saved to your personal vocabulary. Track your growth and revisit words anytime.

Loved by learners

See what our users are saying about DefIt.

★★★★★

"I've tried so many vocabulary apps, but DefIt is the first one that actually sticks. Reading about K-pop while learning new words? Genius."

S
Sarah K.
College Student
★★★★★

"The tap-to-define feature is so smooth. I don't have to leave the app or break my reading flow. It just works."

M
Michael T.
ESL Learner
★★★★★

"Having bilingual definitions is a game changer. I can understand the nuance in both English and Chinese."

L
Lisa W.
Language Enthusiast

Ready to grow your vocabulary?

Download DefIt for free and start learning words through reading today.