Sink In: Language in Context
Turn screenshots into lessons
Free · Designed for iPad. Not verified for macOS.
Sink In is a language-learning app that turns text you paste or screenshot into a lesson.
INPUT
Paste text directly, or screenshot it for automatic text recognition. Recognition happens on-device, and screenshots are never uploaded.
LESSON BREAKDOWN
Each passage is broken into four angles: vocabulary, grammar rules, tone and register, and full sentence structure.
REVIEW & PRACTICE
Built-in spaced repetition brings back what you saved on a schedule. Also includes quiz mode and a timed challenge.
HEAR IT
Every saved line can be played aloud in a native neural voice, in all 14 languages. Spanish and Portuguese offer regional accents.
SUPPORTED LANGUAGES
Learn any of 14: Traditional Mandarin, English, French, Japanese, Korean, German, Spanish, Portuguese, Russian, Dutch, Arabic, Vietnamese, Indonesian, Tagalog. Study up to two at a time.
ACCOUNT
Supports Sign in with Apple and Sign in with Google, with learning history synced across devices.
• Reading companion: pick the book you're reading, tag what you capture to it, and see how much of its vocabulary you already know.
• Comprehension questions for passages from your book.
• Say a word: tap the microphone in the capture bar and say a word to save it.
• Shared text and links from other apps now land in your saved list.
• You choose whether your text is processed by AI, and can change it any time in Settings.
• Fixes and polish across lessons, review and sign-in.
The developer, Syuan Yu Siao, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- User Content
- Search History
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Syuan Yu Siao
- Size
- 41.4 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 4 more
- English, Japanese, Korean, Spanish, Traditional Chinese
- Age Rating
13+
- 13+
- Contains
User-Generated Content
Social Media
- Copyright
- © 2026 Syuan Yu Siao