iKnow!
Learn Japanese and Chinese
FreeOffers In-App Purchases
5.4.2for iPhone, iPad and more
Age Rating
iKnow! Screenshots
About iKnow!
Enjoy the iKnow! experience on your phone or tablet!
All your iKnow! study progress is automatically synched across devices, so you can study in the way that best matches your needs and lifestyle.
“Japanese, Chinese, and English”
Official courses are offered for studying Japanese, Chinese, and SAT English. The Japanese courses cover the 6,000 most commonly used words in Japanese. The Chinese courses cover the 2,000 most commonly used words in spoken Chinese and over 1,200 words commonly used in newspapers and magazines. (All Chinese courses are available in both Traditional and Simplified Chinese.) All words have sample sentences and audio.
“The iKnow! Learning Engine”
iKnow! presents items in a spaced rehearsal pattern optimized for efficient learning. iKnow! adapts to differences in learning speeds and item difficulty, constantly measuring memory and predicting performance across all of your items. iKnow! does this by tracking your performance and then predicting your optimal review time on an item-by-item basis.
All you have to do is push the study button, and iKnow! tells you what to learn.
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Features:
- Five study modes: iKnow!, Rapid Choice, Self Check, Sentence Trainer, and Listening.
- iKnow!: Master words and phrases with our patented learning algorithms.
- Rapid Choice: Fast-paced quizzing and review.
- Self Check: Judge yourself on what you know and how well.
- Sentence Trainer: Master sentence patterns by listening and then dictating.
- Listening: Listen to content on the go. You can slow down and loop any audio.
- Study progress synched across supported devices.
All your iKnow! study progress is automatically synched across devices, so you can study in the way that best matches your needs and lifestyle.
“Japanese, Chinese, and English”
Official courses are offered for studying Japanese, Chinese, and SAT English. The Japanese courses cover the 6,000 most commonly used words in Japanese. The Chinese courses cover the 2,000 most commonly used words in spoken Chinese and over 1,200 words commonly used in newspapers and magazines. (All Chinese courses are available in both Traditional and Simplified Chinese.) All words have sample sentences and audio.
“The iKnow! Learning Engine”
iKnow! presents items in a spaced rehearsal pattern optimized for efficient learning. iKnow! adapts to differences in learning speeds and item difficulty, constantly measuring memory and predicting performance across all of your items. iKnow! does this by tracking your performance and then predicting your optimal review time on an item-by-item basis.
All you have to do is push the study button, and iKnow! tells you what to learn.
＊＊＊＊＊＊＊＊＊＊＊＊＊＊
Features:
- Five study modes: iKnow!, Rapid Choice, Self Check, Sentence Trainer, and Listening.
- iKnow!: Master words and phrases with our patented learning algorithms.
- Rapid Choice: Fast-paced quizzing and review.
- Self Check: Judge yourself on what you know and how well.
- Sentence Trainer: Master sentence patterns by listening and then dictating.
- Listening: Listen to content on the go. You can slow down and loop any audio.
- Study progress synched across supported devices.
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What's New in the Latest Version 5.4.2
Last updated on Oct 31, 2023
Old Versions
* New way to see your progress and vocabulary strength! Access "Progress" from the menu to see a grid of all the items you have studied until now, color-coded by their progress and separated by language.
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
Show More
Version History
5.4.2
Oct 31, 2023
* New way to see your progress and vocabulary strength! Access "Progress" from the menu to see a grid of all the items you have studied until now, color-coded by their progress and separated by language.
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
5.4.1
Oct 30, 2023
* New way to see your progress and vocabulary strength! Access "Progress" from the menu to see a grid of all the items you have studied until now, color-coded by their progress and separated by language.
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
* Easier to restore removed items: See a grid of all the items you have removed, and easily add any of them back if desired. Perfect for when you removed an item by mistake and don't know where to find it!
* More speed options for automatic content reading, including slow playback!
5.4.0
Jul 19, 2023
Features:
* Dark mode support: We're happy to announce that we won't be contributing anymore to your headaches and/or eye strain when studying at night.
One of your most requested features is finally here. Give it a try, and tell us if you think it needs improvements.
* UI improvements: Lots of them, like bigger font sizes and different colors for better readability.
* Dark mode support: We're happy to announce that we won't be contributing anymore to your headaches and/or eye strain when studying at night.
One of your most requested features is finally here. Give it a try, and tell us if you think it needs improvements.
* UI improvements: Lots of them, like bigger font sizes and different colors for better readability.
5.3.9
Apr 3, 2023
Fixes
* Study: Fixes wrong sentence being displayed after a quiz.
* Study: Fixes sound effect not playing when tapping Study navigation buttons.
Other
* The return of 4-Key input mode:
After listening to feedback, 4-Key input mode can be selected again for easy input in iKnow! Spell quizzes and Spell Practice.
* Study: Fixes wrong sentence being displayed after a quiz.
* Study: Fixes sound effect not playing when tapping Study navigation buttons.
Other
* The return of 4-Key input mode:
After listening to feedback, 4-Key input mode can be selected again for easy input in iKnow! Spell quizzes and Spell Practice.
5.3.8
Mar 26, 2023
New features:
- Kanji and kana viewer -
Visualize strokes and practice drawing them! Access it via the '字' icon from various Study screens.
- Item search -
Search through our catalogue of official content for words you are interested in. See what courses contain them and add them to your studies!
- Kanji and kana viewer -
Visualize strokes and practice drawing them! Access it via the '字' icon from various Study screens.
- Item search -
Search through our catalogue of official content for words you are interested in. See what courses contain them and add them to your studies!
5.3.7
Jan 13, 2023
Happy New Year! We will do our best to support everyone's language study goals this year!
* New design for Membership and Purchase plan screens: Cleaner, easier to understand look. We added cute owls. Also, look forward to some confetti when purchasing a plan!
Fixes
* Contract details screen: Fixes incorrect data being displayed.
* Preferences screen: Fixes an issue where changing the Slow playback preference wasn't having any effect.
* New design for Membership and Purchase plan screens: Cleaner, easier to understand look. We added cute owls. Also, look forward to some confetti when purchasing a plan!
Fixes
* Contract details screen: Fixes incorrect data being displayed.
* Preferences screen: Fixes an issue where changing the Slow playback preference wasn't having any effect.
5.3.6
Oct 31, 2022
Features
* Revamped Preferences screen: As we’ve been busy adding more preferences to personalize your study experience, we decided it was time to tidy up things. Preferences are now separated into different screens by category with useful descriptions of what they do.
* Manage emails: You can now add/change/remove email addresses from within the app
* UX improvements when searching for new courses to study.
Fixes
* Keyboard (iPad and macOS): Added command keys for Chinese input (1, 2, 3, 4).
* Listening: Fixes bug that disabled swipe gestures.
* Revamped Preferences screen: As we’ve been busy adding more preferences to personalize your study experience, we decided it was time to tidy up things. Preferences are now separated into different screens by category with useful descriptions of what they do.
* Manage emails: You can now add/change/remove email addresses from within the app
* UX improvements when searching for new courses to study.
Fixes
* Keyboard (iPad and macOS): Added command keys for Chinese input (1, 2, 3, 4).
* Listening: Fixes bug that disabled swipe gestures.
5.3.5
Jun 23, 2022
* Speed it up! You now can set item and sentence recordings to play faster. Look for "Content reading playback speed" in Preferences or Study options.
* Postpone Study: Having issues memorizing a word? Or just don't want to see it for some time? Take a break from it by postponing its study!
* Multiple bug fixes and UX improvements.
* Postpone Study: Having issues memorizing a word? Or just don't want to see it for some time? Take a break from it by postponing its study!
* Multiple bug fixes and UX improvements.
5.3.4
May 2, 2022
Bug fixes.
5.3.3
Apr 22, 2022
* The owl that everyone knows and loves got a new style!
* Small bug fixes.
* Small bug fixes.
5.3.2
Jan 13, 2022
Devices running iOS 14: App won't crash anymore when trying to play the audio of an item with no sentences during study.
5.3.1
Dec 13, 2021
Features:
* New preference: The automatic reading of words/sentences during study can now be turned off.
* Physical keyboard support: Adds additional shortcut keys to Home and Study start screens.
Fixes:
* Messages iKnow! stickers: They are back! Try them. :)
* Physical keyboard support: Arrow keys and other commands are now working correctly.
* Mac: UI/UX improvements.
* Other small bug fixes and improvements.
* New preference: The automatic reading of words/sentences during study can now be turned off.
* Physical keyboard support: Adds additional shortcut keys to Home and Study start screens.
Fixes:
* Messages iKnow! stickers: They are back! Try them. :)
* Physical keyboard support: Arrow keys and other commands are now working correctly.
* Mac: UI/UX improvements.
* Other small bug fixes and improvements.
5.3.0
Nov 1, 2021
5.3.0
- New study preference: In Preferences, sentence translations and/or transliterations can now be hidden for all study modes. Tap to unhide them.
- Preferences in Study: Each study mode will now show relevant preferences you can easily access and modify.
- Bug fix: Self Check is now recording study time correctly.
- Removes Facebook and Google login methods.
If you have any issues logging in, please contact us at support@iknow.jp
- Other small bug fixes and improvements.
- New study preference: In Preferences, sentence translations and/or transliterations can now be hidden for all study modes. Tap to unhide them.
- Preferences in Study: Each study mode will now show relevant preferences you can easily access and modify.
- Bug fix: Self Check is now recording study time correctly.
- Removes Facebook and Google login methods.
If you have any issues logging in, please contact us at support@iknow.jp
- Other small bug fixes and improvements.
5.2.9
Jul 21, 2020
5.2.9
- Fixes issue where users had to re-login after updating to 5.2.8.
- Fixes issues with Facebook login.
5.2.8
Some small improvements to the user experience.
- Fixes issue where users had to re-login after updating to 5.2.8.
- Fixes issues with Facebook login.
5.2.8
Some small improvements to the user experience.
5.2.8
Jun 25, 2020
Some small improvements to the user experience.
5.2.7
Apr 2, 2020
Updates Terms of Use to reflect changes made on March 31st.
5.2.6
Mar 4, 2020
Version 5.2.6
- Slow audio playback in Study: In previous versions, tapping the screen when there is a word or sentence shown would always play its audio in normal speed, but now, you can play the audio slowly with either a long press or every second tap (you can decide which one to use or disable it in app preferences).
- Improved Help and Feedback in Study: Added help info in some Study screens (tap the Help icon at the top right of the screen). You can also provide feedback on items or sentences directly from this dialog.
- Keyboard: Fixes some 3rd party keyboards and the new QuickPath feature not working correctly in spelling quizzes.
- iOS 13: Fixed "swipe item/sentence to remove/restore" feature in Course Info screens not working.
- Slow audio playback in Study: In previous versions, tapping the screen when there is a word or sentence shown would always play its audio in normal speed, but now, you can play the audio slowly with either a long press or every second tap (you can decide which one to use or disable it in app preferences).
- Improved Help and Feedback in Study: Added help info in some Study screens (tap the Help icon at the top right of the screen). You can also provide feedback on items or sentences directly from this dialog.
- Keyboard: Fixes some 3rd party keyboards and the new QuickPath feature not working correctly in spelling quizzes.
- iOS 13: Fixed "swipe item/sentence to remove/restore" feature in Course Info screens not working.
5.2.5
Oct 3, 2019
Thank you for studying with iKnow!
This release fixes some bugs on devices running iOS 13.
Please let us know if you find any UI or functionality issues. We really appreciate it. :)
This release fixes some bugs on devices running iOS 13.
Please let us know if you find any UI or functionality issues. We really appreciate it. :)
5.2.4
Sep 17, 2019
Thank you for studying with iKnow!
5.2.4
*Fixed a memory issue in version 5.2.3 that was causing the app to close down when studying multiple English courses.
Thanks to everyone that cooperated with us in finding the cause of this issue! We really appreciate all your help, and we look forward to keep reading your feedback.
5.2.3
* Batch download/update courses option in Settings. Useful when you need to update the data of your custom courses, or download all of your courses when on Wi-Fi.
* Clear cache option in Settings. If you feel iKnow! media (images, audio) is taking a lot of space on your device, you can now delete it for courses you are not currently studying, or delete it all.
* Improves the flow of the "Forgot Password" feature.
* Bug fixes.
If you are having difficulties using the app, please read the FAQ located in the Help menu, or contact support if you find issues or want to share your feedback.
5.2.4
*Fixed a memory issue in version 5.2.3 that was causing the app to close down when studying multiple English courses.
Thanks to everyone that cooperated with us in finding the cause of this issue! We really appreciate all your help, and we look forward to keep reading your feedback.
5.2.3
* Batch download/update courses option in Settings. Useful when you need to update the data of your custom courses, or download all of your courses when on Wi-Fi.
* Clear cache option in Settings. If you feel iKnow! media (images, audio) is taking a lot of space on your device, you can now delete it for courses you are not currently studying, or delete it all.
* Improves the flow of the "Forgot Password" feature.
* Bug fixes.
If you are having difficulties using the app, please read the FAQ located in the Help menu, or contact support if you find issues or want to share your feedback.
5.2.3
Sep 4, 2019
Thank you for studying with iKnow! This release contains substantial improvements in app responsiveness and the following changes:
* Batch download/update courses option in Settings. Useful when you need to update the data of your custom courses, or download all of your courses when on Wi-Fi.
* Clear cache option in Settings. If you feel iKnow! media (images, audio) is taking a lot of space on your device, you can now delete it for courses you are not currently studying, or delete it all.
* Improves the flow of the "Forgot Password" feature.
* Bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu, or contact support if you find issues or want to share your feedback.
* Batch download/update courses option in Settings. Useful when you need to update the data of your custom courses, or download all of your courses when on Wi-Fi.
* Clear cache option in Settings. If you feel iKnow! media (images, audio) is taking a lot of space on your device, you can now delete it for courses you are not currently studying, or delete it all.
* Improves the flow of the "Forgot Password" feature.
* Bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu, or contact support if you find issues or want to share your feedback.
5.2.2
Aug 5, 2019
Thank you for studying with iKnow! :)
This update contains the following changes:
* Fixes issue where some Sentences weren't being shown.
* Fixes issue where some Pop-up dictionary entries weren't being shown (only English courses).
* Improves and fixes some Keyboard shortcuts.
* Fixes Offline study data not being saved under certain network connections.
* Crash fixes.
This update contains the following changes:
* Fixes issue where some Sentences weren't being shown.
* Fixes issue where some Pop-up dictionary entries weren't being shown (only English courses).
* Improves and fixes some Keyboard shortcuts.
* Fixes Offline study data not being saved under certain network connections.
* Crash fixes.
5.2.1
May 31, 2019
Thank you for studying with iKnow! We have made several improvements we hope you'll find useful.
- New, faster way to start studying: When entering Study, the last-used study mode will be selected by default. You can change modes by tapping the drop-down box.
- Faster start for Multiple course study: Only necessary courses for the session will be downloaded.
- iKnow! Owl Stickers for the Messages app.
- Performance improvements: Many behind-the-scenes changes that improve speed and usability, with more planned soon.
- Support for the latest iOS devices.
- New for English courses: Phonetic symbols are now displayed for words that support it.
- Many small improvements to the UI and flow.
- Dozens of bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu from within the app, or contact support if you find issues.
- New, faster way to start studying: When entering Study, the last-used study mode will be selected by default. You can change modes by tapping the drop-down box.
- Faster start for Multiple course study: Only necessary courses for the session will be downloaded.
- iKnow! Owl Stickers for the Messages app.
- Performance improvements: Many behind-the-scenes changes that improve speed and usability, with more planned soon.
- Support for the latest iOS devices.
- New for English courses: Phonetic symbols are now displayed for words that support it.
- Many small improvements to the UI and flow.
- Dozens of bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu from within the app, or contact support if you find issues.
5.2.0
May 27, 2019
Thank you for studying with iKnow! We have made several improvements we hope you'll find useful.
- New, faster way to start studying: When entering Study, the last-used study mode will be selected by default. You can change modes by tapping the drop-down box.
- Faster start for Multiple course study: Only necessary courses for the session will be downloaded.
- iKnow! Owl Stickers for the Messages app.
- Performance improvements: Many behind-the-scenes changes that improve speed and usability, with more planned soon.
- Support for the latest iOS devices.
- New for English courses: Phonetic symbols are now displayed for words that support it.
- Many small improvements to the UI and flow.
- Dozens of bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu from within the app, or contact support if you find issues.
- New, faster way to start studying: When entering Study, the last-used study mode will be selected by default. You can change modes by tapping the drop-down box.
- Faster start for Multiple course study: Only necessary courses for the session will be downloaded.
- iKnow! Owl Stickers for the Messages app.
- Performance improvements: Many behind-the-scenes changes that improve speed and usability, with more planned soon.
- Support for the latest iOS devices.
- New for English courses: Phonetic symbols are now displayed for words that support it.
- Many small improvements to the UI and flow.
- Dozens of bug fixes.
We are always listening and responding to feedback.
If you are having difficulties using the app, please read the FAQ located in the Help menu from within the app, or contact support if you find issues.
5.1.8
Jul 2, 2018
- Small fixes
5.1.7
Jun 26, 2018
- Small fixes.
iKnow! FAQ
Click here to learn how to download iKnow! in restricted country or region.
Check the following list to see the minimum requirements of iKnow!.
iPhone
Requires iOS 13.0 or later.
iPad
Requires iPadOS 13.0 or later.
Mac
Requires macOS 10.15 or later.
iPod touch
Requires iOS 13.0 or later.
iKnow! supports English, Japanese
iKnow! contains in-app purchases. Please check the pricing plan as below:
3 Month Plan
$23.99
12 Month Plan
$64.99
12+1 Month Plan
$64.99
12 Month Plan
$39.99
12 Month Plan
$69.99
6 Month Plan
$47.99
12+1 Month Plan
$39.99
12+3 Month Plan
$54.99
12 Month Plan
$59.99
6+1 Month Plan
$47.99
