Riffle

Your Smart English Reading Companion

Make reading English books more enjoyable and effective while building your vocabulary naturally.

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Riffle reading interface

Key Features

📚

Smart Reading Experience

  • Read EPUB and PDF books with a clean interface
  • Adjustable font size, style, and themes including Dark Mode
  • Smooth page navigation with progress tracking
🔍

Instant Translation & Learning

  • Tap any word or phrase for instant translation
  • Smart word form recognition (handles plurals, tenses, etc.)
  • Save words directly to your vocabulary list
📝

Vocabulary Management

  • Build your personal vocabulary list while reading
  • Review words in context with original sentences
  • Track your learning progress
🎯

Scientific Recitation System

  • Smart spaced repetition system for efficient learning
  • Personalized review schedules
  • Context-based learning with original sentences
🎧

Interactive Listening Practice

  • Listen to vocabulary with high-quality text-to-speech
  • Customize playback sequences
  • Multiple playback ranges for effective review
🤖

AI Assistance

  • Generate creative exercises for vocabulary words
  • Create AI-powered content using your words
  • Chat with AI using vocabulary words

Experience Riffle

Book Reading UI

Clean, customizable reading interface

Instant Translation

Instant translation at your fingertips

Vocabulary Management

Organize and manage your vocabulary

Listen to Words

Interactive listening practice

AI Created Content

AI-powered creative content

AI Generated Materials

AI-generated learning materials

iPad Screenshot 1

Riffle on iPad Pro

iPad Screenshot 2

Reading experience on iPad

iPad Screenshot 3

Vocabulary review

Natural Learning Flow

1

Discover

Find new words while reading your favorite books

2

Translate

Get instant translations and explanations

3

Save

Build your vocabulary list with context

4

Review

Learn through smart spaced repetition

5

Practice

Use AI and audio tools to reinforce learning

6

Master

Track progress and stay motivated

Ready to Transform Your Reading Experience?

Download Riffle today and start your enhanced language learning journey.

Download on the App Store GET IT ON Google Play Download for Windows Download for macOS