Learn a language now. Remember it forever.

iKnow! Study Session
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Our Learning Science Does the Heavy Lifting for You.

iKnow's Memory Bank gives you a constant snapshot of your memory. Visualize your progress for every item. See exactly the best time to review. Be confident in your mastery.

Study Later

Study Now

New Item Start learning a new item! Next Study: In 1 Day Your item is good for now. But after your memory fades, it becomes ready for review. Review Next Study: In 3 Days As your progress increases, the ideal study time gets increasingly spaced out. Review Next Study: In 3 Months Watch your item progress grow over time. Be confident in your mastery.

★★★★★
Remarkable

The service is a gift of its own, allowing me to witness quick real-world results of my learning due to its concentrated, organized nature. The skilled artisans behind the creation of this service know exactly what they are doing, and I feel that they are doing a great service to international professionals worldwide.

App Store Review, Feb 28, 2015

★★★★★
Best language app for Japanese

I've been using this for years and I've never found an app that works better. Absolutely love it and recommend it to everyone who asks me about learning Japanese.

App Store Review, Oct 2, 2016

Master Japanese, Chinese, and More.
Study Official Courses or Build Your Own.

Japanese Core 6000
62 Courses

Learn hiragana, katakana, and the top 6,000 most commonly used words in Japanese. All audio recorded by two popular Japanese voice-over talents!

Simplified Chinese
32 Courses

Learn the top 2,000 most commonly used words in Chinese, plus words required for reading the news in magazines and newspapers.

Traditional Chinese
32 Courses

Learn the traditional forms of all the same characters and words taught in the Simplified Chinese category.

Sign up for free and get started! Sign up for free!

You can also use our custom content creation tools to build items and courses in any language!

You can also use our custom content creation tools to build items and courses in any language!

Easy, Efficient, Fun.

Learn On The Move

Learn a language while commuting, resting, or just killing time. Use that time to grow.

All Synched Up,
Ready to Go

Study with your PC, tablet, or phone. Always there, always synched.

Visualize Your Gains

Every day watch your knowledge grow in your Memory Bank. Stay motivated, stay confident.

Read. Listen. Speak. Write. Like a Pro.

From words to phrases to sentences. A whole suite of tools to cover every skill.

Pro Pricing Plans

Monthly Plan

¥1,510/month   Automatically Recurring
Try for free Get it on Google play Download on the App Store

Most Popular!

Most Popular!

12-Month Plan

¥794/month 12 months for ¥9,530 Fixed Subscription
Try for free Get it on Google play Download on the App Store

All prices displayed include tax. Pricing may vary on iOS.