# Sink In: Language in Context — Turn screenshots into lessons

> Language learning app that creates lessons from pasted or screenshotted text. (iPhone/iPad app by Syuan Yu Siao.)

- Source: https://appshunter.io/ios/app/sink-in-language-in-context/id6786764536 (this page in markdown: same URL + `.md`)
- Developer: [Syuan Yu Siao](https://appshunter.io/developer/6784940490)
- Category: Education, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 39 MB
- Languages: American English, Japanese, Korean, European Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-07-23
- Data updated: 2026-08-25
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/sink-in-language-in-context/id6786764536/reviews.md

## What is Sink In?

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.

## Key features

- Screenshot and paste text for lessons
- On-device text recognition
- Vocabulary, grammar, tone analysis
- Spaced repetition review
- Quiz and timed challenge modes
- Cross-device learning history sync

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/sink-in-language-in-context/id6786764536/reviews.md

### 5/5 — Best language learning app

*2026-07-23*

It allows you to paste any text or screenshot and generates a mini lesson for you! It’s amazing to be able to learn from content I handpick and am actually interested in.

## Frequently asked questions about Sink In

### How does Sink In create lessons?

Sink In creates lessons by analyzing text you paste directly or capture via screenshot. The app then breaks down the passage into vocabulary, grammar rules, tone & register, and full sentence structure for comprehensive learning.

### Does Sink In support offline learning?

The description mentions that text recognition happens on-device, implying that core lesson creation and review features may function offline. However, specific offline capabilities are not detailed.

### What languages can I learn with Sink In?

Sink In currently supports learning Mandarin, English, French, Japanese, and Korean. The app focuses on providing in-depth analysis for these selected languages.

### How does Sink In's review system work?

Sink In utilizes a built-in spaced repetition system (SRS) to schedule reviews of saved vocabulary and grammar points. This ensures you revisit material at optimal intervals for retention.

### Can I track my learning progress with Sink In?

Yes, Sink In supports Sign in with Apple and Sign in with Google, syncing your learning history across devices. This allows for consistent progress tracking and access to your saved lessons.

### What practice modes are available in Sink In?

Beyond spaced repetition, Sink In offers a quiz mode for testing your knowledge and a timed challenge mode for a more dynamic learning experience.

### Is Sink In suitable for younger learners?

Sink In has an age rating of 17+, suggesting it is designed for adult learners. The app's analytical approach to language may be more suited to older users.

### How often is Sink In updated?

Sink In was last updated on July 23, 2026, with version 1.0. This indicates it is a newly released application, and future updates will likely introduce new features and improvements.

## Version history (last 3 releases)

### 1.1.0 — 2026-08-20

- Three new app languages: Japanese, Korean and Spanish
- A fresh new app icon
- Sign in with Apple now shows in your language
- Invite friends with a link
- The Home Screen widget now follows your color theme
- Register labels (casual / neutral / formal) now read in your language

### 1.0.1 — 2026-08-04

Fixed lesson generation reliability

### 1.0 — 2026-07-23

No release notes.

## Related topics

[gako lang](https://appshunter.io/ios/topics/gako-lang)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*