負けない
Now available on iOS & Android

Master Japanese.
Never Give Up.

Spaced repetition that adapts to you. Speak, review, and level up from N5 to N1 — completely offline, beautifully gamified.

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Cards N5
学校
がっこう
gakkou
Type the meaning... EN
✗ Wrong
✓ Correct

Flashcards

Review vocab &
grammar that sticks

Flip through vocab and grammar flashcards with kana, romaji, and meaning — in both directions. Fill-in-the-blank mode keeps it honest.

  • 📝Vocab and grammar cards — N5 through N1
  • 🔄English → Japanese and Japanese → English modes
  • ✏️Fill-in-the-blank for sentence-level grammar practice
  • 🔊Tap any card to hear native-speed audio

Sentence Builder

Build sentences
tile by tile

See an English sentence, then tap Japanese tiles in the right order to reconstruct it. Furigana on every tile, instant feedback when you finish.

  • 🧩Particles, verbs, and nouns as individual tap-tiles
  • ⚡Normal and Hard mode — hard removes furigana hints
  • 🎵Sound effects + haptics on correct/wrong answers
  • 🔥Streak counter resets on a wrong answer — stay sharp
Tiles 🔥 3
Translate
She went to school yesterday.
彼女は
昨日
学校に
行きました
。
どこへ
先
Sensei
● Online
N5
What's the difference between は and が?
Great question! は marks the topic, が marks the subject.

私は学生です — "As for me, I'm a student."
私がやった — "It was I who did it."
Can you give me more examples?

AI Tutor

Your personal
Japanese Sensei

Ask anything in English, get answers that mix Japanese examples with clear English explanations — voiced aloud in natural Japanese by ElevenLabs.

  • 🤖Powered by Claude — understands nuance, not just keywords
  • 🎧ElevenLabs TTS reads responses aloud in natural Japanese
  • 🎙️Voice input — ask questions without typing
  • 📊Tuned to your JLPT level — no overwhelming answers

Configuration

Your pace,
your settings

Pick your JLPT target level, tune daily review counts, toggle furigana, and set audio preferences. Everything persists locally — no account needed.

  • 🎯JLPT level selector — N5 through N1
  • ⚙️Daily review batch size to match your schedule
  • 振Furigana on/off — remove the crutch when you're ready
  • 🔒Guest mode — no account, all data stored on-device
Settings
Study Level
N5 N4 N3 N2 N1
Daily Reviews
items per session
20
Furigana
Auto-play audio
Daily reminder

Speak Practice

Speak it until
you own it

  • 🎙️Tap mic → speak Japanese → instant accuracy score
  • ⭐3 stars = 85%+ phonetic match — SRS stage advances
  • 🔥Build streaks across consecutive perfect answers
  • 🧠Gentle grading — speaking never drops your SRS stage
Say this word
学校
がっこう
school
⭐⭐⭐
95% match — Perfect!
🎙️

How It Works

Five stages to
permanent memory

Answer correctly → level up. Answer wrong → drop back. Reviews hit exactly before you forget.

弟子
Apprentice
Stage 1–4
4h – 2d
Still learning
師匠
Guru
Stage 5–6
1 – 2 wks
Getting comfortable
匠
Master
Stage 7
1 month
Reliable recall
覚醒
Enlightened
Stage 8–9
4 months
Deep memory
炎上
Burned
Stage 10
∞
Permanently remembered
💡 Get something wrong? It drops two stages and resurfaces more often until it sticks. No wasted reviews — only the items you actually need.
10k+
Vocab items
N5–N1
JLPT coverage
∞
Offline access
5
SRS stages
Makenai

Start your Japanese journey today

Free to download. No account required. Your first review starts the moment you open the app.

Download on theApp Store
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