Saru: Japanese Vocabulary
Japanese vocabulary quizzes
Only for iPhone
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Just launched. Learn Japanese vocabulary from N5 to N1 with a single $4.99 payment. No subscriptions, no ads. Start free with the N5 level.
Learn Japanese without paying subscriptions for the rest of your life.
Saru is the definitive Japanese vocabulary app for learners who take the language seriously. One-time payment of $4.99. Yours forever.
WHY SARU
ONE-TIME PAYMENT, NO SUBSCRIPTIONS
Buy Saru Pro once and unlock all content forever. No auto-renewals. No surprise charges on your card.
ENGLISH AND SPANISH
Study in the language you prefer. Switch anytime from settings. Without losing progress.
ORGANIZED BY JLPT
Vocabulary structured by the 5 official Japanese proficiency exam levels: N5 beginner, N4 elementary, N3 intermediate, N2 advanced, N1 expert. Over 10,000 carefully selected words.
6 GRAMMAR CATEGORIES
Verbs, nouns, な-adjectives, い-adjectives, adverbs and katakana. Study by category based on what you need to reinforce.
VERB FORM PRACTICE
Practice every verb in dictionary, masu, ta or te form. Few apps do this. Saru does it right.
NATIVE PRONUNCIATION AUDIO
Hear how each word sounds before answering. Train your ear alongside vocabulary.
WORKS OFFLINE
Study on the subway, on a flight, or anywhere. Fully offline, no internet needed.
PROGRESS TRACKING
Track your progress by accuracy.
NO ACCOUNTS, NO ADS
Start studying the second you open the app. No signup, no popups, no distractions.
WHO SARU IS FOR
- University or Japanese course students
- People preparing for the JLPT exam
- Anime and manga fans who want to understand the language
- Travelers heading to Japan
- Intermediate learners outgrowing Duolingo
DON'T KNOW WHAT JLPT IS?
The JLPT (Japanese Language Proficiency Test) is the most recognized official Japanese exam in the world. It has 5 levels: N5 (beginner) to N1 (expert). Even if you don't plan to take the exam, it works as a clear roadmap to learn vocabulary in a structured way.
FREE CONTENT
The full JLPT N5 level is available for free. Start with over 800 beginner words at no cost. When you're ready, unlock the other levels with Saru Pro.
SARU PRO $4.99 ONE-TIME
- All JLPT levels (N4 to N1)
- Unlimited lessons in every category
- No renewals, no subscriptions
- One purchase, yours forever
PRIVACY
Saru doesn't collect personal data. No signup required. We don't use advertising or tracking inside the app. Your progress lives on your iPhone.
CONTACT
Questions, suggestions, or bug reports? Email us at hello@sarujp.com. We answer.
Learn Japanese at your own pace. No streak pressure. No aggressive notifications.
頑張ってください!
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
The developer, Thomas Cubillos, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Thomas Cubillos
- Size
- 11.4 MB
- Category
- Education
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Saru Pro $4.99
- Copyright
- © 2026 Thomas Cubillos