Learn Japanese, then use it.

Study kana, kanji, vocabulary, and grammar in short sessions. Then translate the Japanese you meet, with readings for every word.

Download on the App Store

Free · iPhone and iPad · iOS 16.4 or later

The Nihongo home screen with Kana, Decks, Reading, Tracking, Voice, and other tools
“Thank you for your help.” translated into Japanese with furigana and romaji
The hiragana gojūon chart with the romaji reading under each character

A full course, ready to study.

Nihongo includes all 2,136 Jōyō kanji, 55 decks with 12,766 cards, and 8,130 JLPT words from N5 to N1.

JLPT vocabulary by level
LevelChartWords
N5718
N4668
N32,140
N21,905
N12,699

Counted from the Nihongo content library on 2026-09-28. Decks are the curated vocabulary, grammar, and phrasebook decks.

Short sessions. Clear answers.

The Nihongo home screen with Kana, Decks, Reading, Tracking, Voice, and other tools

Everything for learning Japanese, in one app.

Kana with sound

Study every hiragana and katakana with its reading and audio, then practise recognition and recall.

Write on screen

Trace stroke guides and write each character with your finger.

Jōyō kanji

Browse all 2,136 Jōyō kanji by frequency or by radical, and search them by English meaning.

Vocabulary and grammar decks

Every card has furigana, meanings, examples, and audio. Download decks to study offline.

Many ways to practise

Multiple choice, matching, sentence building, and speaking activities.

Translate with readings

Translate between English and Japanese with furigana, romaji, phrase breakdowns, and kanji details.

Photo translation

Translate the Japanese in photos and images you choose.

Live Voice

Translate live conversations between Japanese and English, then read the transcript with furigana.

Chat

Ask questions with text and images, and save useful phrases to your decks.

Chrome extension

Select Japanese on any webpage to translate it, translate images, and convert yen prices. Link it to the app with a QR code.

Study tracking

Set a daily goal, time your study, and see your days on a calendar.

Translate with no connection.

Download the translation model once. When you are offline, Nihongo translates text between English and Japanese on your iPhone.

  • Offline translation runs on your device, and your text does not leave it.
  • Offline dictation turns English or Japanese speech into text. With both models, Voice works offline too.
  • Downloaded decks and audio work offline.
“Thank you for your help.” translated into Japanese with furigana and romaji
The Downloads models tab with offline dictation and offline translation

Study for free. Pay only for the AI.

Kana, kanji, decks, practice, and offline translation are free. Online translation, photo translation, Voice, Chat, and video dubs use credits.

Nihongo for iPhone and iPad

Download on the App Store

Free · iOS 16.4 or later

PlanIncludesPrice
FreeStudy, practice, and offline translation$0
Pro500 credits each month for AI features$15 per month

Buy Pro and extra credits on your account page.

Questions

Is Nihongo free?

Yes. Download it from the App Store and study for free. AI features use credits, which come with Pro.

What does Pro include?

Pro costs $15 per month and adds 500 credits each month. Credits pay for online translation, photo translation, Voice, Chat, generated decks and stories, and video dubs. You can buy extra credit packs from $5.

Does it work offline?

Yes, after you download what you need. Decks, audio, the translation model, and the dictation model can all be downloaded. With both models, Voice also works offline, without spoken audio. Sign-in, Chat, photo translation, and sync need a connection.

Which devices does it run on?

iPhone and iPad with iOS 16.4 or later. The Chrome extension runs in Chrome on your computer.

How do I link the Chrome extension?

Install the extension from the Chrome Web Store. In the app, open Settings, then Chrome, then Link Chrome, and scan the code the extension shows.

How do I sign in?

Enter your email address in the app and type the one-time code we send you. There is no password.

What happens to my data?

Your study progress syncs to your account. Read the privacy policy for the details.