Turn every word you look up into one you actually remember.
Ikhou is a browser extension and spaced-repetition app for learning languages from Netflix, YouTube, Prime Video, articles, and PDFs. Click any word in the subtitles, save it with the sentence that taught it, and review it until it sticks. Sentence mining without the manual card grind.
Chinese (language); the Chinese language, particularly in its written or literary form.
Learn with Ikhou resources
Explore graded reading, practical learning guides, and free study materials.
How it works
A simple loop: look up, queue, remember.
Ikhou is designed around the material you already use, not a canned curriculum.
Look up words anywhere
Use the extension while reading, watching, or listening. Capture the word in the place you found it.
They land in your queue automatically
Saved words sync into Ikhou with their sentence context, ready for review when you are.
Review until they stick
Use spaced repetition, targeted tutors, and calm repetition to turn lookups into memory.
Ready to start capturing?
Install the extension and save your first word in under a minute.
Works where you already are
Built for real immersion
Built for learners who want progress, not points.
Ikhou keeps the visual language calm and earnest while tightening the experience around real study habits.
No streaks. No XP. No fake urgency.
The product tells the truth about what is due. You review because it matters, not because a game mechanic is yelling at you.
Your content, not ours.
Ikhou is strongest when it follows the media, articles, subtitles, and notes you already care about.
Spaced repetition that adapts to you, not a schedule.
The algorithm adapts quietly in the background while the content and context stay yours.
Languages
Designed for the languages learners actually bring to Ikhou.
The experience keeps the same calm structure while adapting to each language's study path.
Strong for subtitle-heavy immersion, sentence capture, and character review.
A focused setup for Taiwanese media, reading, and daily vocabulary capture.
Tuned for Cantonese listening, Hong Kong media, and character-based review.
Built for anime, YouTube, manga, and long-term recall from native material.
A clean loop for subtitle capture, listening-heavy study, and vocabulary review.
Ideal for podcasts, series, conversations, and article-driven immersion.
Fits documentary, essay, and reading-heavy study with calm review afterwards.
Good for dense reading, strong note-taking, and disciplined spaced repetition.
A simple path for reading, listening, and building a steady review habit.
Useful for both Brazilian and European Portuguese immersion workflows.
Helpful for serious reading and vocabulary capture across challenging material.
A steady fit for article reading, listening practice, and contextual review.
FAQ
Questions learners ask before installing
Start turning what you consume into what you know.
Get the extension, start capturing real material, and let Ikhou turn it into a calm review practice.
Install the extension