EVERYTHING IN MOJIIQ

Your complete Japanese writing system

From first corrections to JLPT exam prep — every tool you need, in every app you write in.

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Everything you need, out of the box

The foundation of MOJIIQ. Powerful AI correction that works in Gmail, Slack, Notion — anywhere you write Japanese.

AI Writing Correction

Paste or type Japanese, get instant corrections with grammar explanations, score, and JLPT calibration. Works in Gmail, Slack, Notion, anywhere.

FREE
Streaming Results

See corrections appear token by token as the AI thinks. No waiting, no spinner — just live feedback.

FREE
JLPT-Calibrated Feedback

Set your target level (N5–N1). Corrections are calibrated to your exact level — not too easy, not overwhelming.

FREE
Grammar Explanations

Every correction comes with a 'Why?' — a clear explanation in plain English with the grammar rule name.

FREE
🔥
Streak Tracking

Daily streak counter with personal best. Smart notifications keep you on track without being annoying.

FREE
Vocabulary Save (30 words)

Save words from corrections to your personal vocab list. Free plan includes 30 words with full SRS review access.

FREE

Go deeper with every session

Tools that transform passive correction into active mastery — spaced repetition, role-play, reading mode, and AI coaching.

Dictionary Search

Look up any word directly in the popup — readings, JLPT level, all meanings, extra senses — instantly.

PRO
Spaced Repetition Review

SM-2 algorithm schedules vocab reviews at the perfect moment. Due count badge on the extension icon.

PRO
Grammar Weakness Report

AI analyzes your full correction history and identifies your top recurring error patterns with targeted drill exercises.

PRO
🎭
Role-Play Scenarios

5 immersive scenes: job interview, restaurant, shopping, formal keigo, casual chat. AI stays in character, corrects mistakes mid-scene.

PRO
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Reading Mode

Hover over any Japanese word on any webpage for instant definitions, readings, and JLPT level — no copy-paste needed.

PRO
Sentence Mining

Right-click any selected text to save it with full context to your vocab list. Review the real sentence you saw it in.

PRO
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Leaderboard

Opt in to compete with other learners globally. Weekly XP rankings, public profile, sharable progress.

PRO
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Vocab Decks

Organize saved words into themed decks. Make decks public with a shareable link — share your study sets with friends.

PRO
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AI Mistake Coach

Personalized coaching text based on your mistake patterns + 3 custom practice sentences generated just for you.

PRO
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JLPT Coverage Map

Visual bar chart showing how many grammar patterns you've practiced at each JLPT level.

PRO

Write like a native

Draft in Japanese, converse with AI, export to Anki — the full arsenal for serious learners who want to reach fluency.

Draft in Japanese

Write what you want to say in English. Get two natural Japanese drafts — casual and polite — instantly.

PRO+
Native Rewrite

See how a native speaker would express your exact idea. Goes beyond correction to true naturalness.

PRO+
Unlimited Vocabulary

Save unlimited words. No 30-word cap. Your entire vocabulary, organized, reviewed, yours.

PRO+
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AI Conversation Partner

Practice open-ended Japanese conversation with an AI that corrects you mid-chat and explains grammar notes.

PRO+
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Anki CSV Export

Export your entire vocab list as an Anki-importable TSV file. One click, works with any Anki deck.

PRO+

Bring MOJIIQ to your classroom

Invite codes, progress dashboards, and daily writing challenges designed for group learning environments.

🏫
Classrooms

Create a classroom with an invite code. Students join and you see aggregate progress — who reviewed, who's lagging, JLPT coverage by student.

PRO+
📝
Writing Prompts

Daily AI-generated writing challenges with a grammar pattern target, example, hint, and native model answer.

PRO+

Practice like it's the real thing

Timed mock exams, AI-graded answers, and score history — built for everyone from N5 beginners to N1 candidates.

JLPT Mock Exam Mode

Full timed JLPT practice exams: N5 through N1. 20–25 questions per session, AI-graded with explanations for every answer. Track your score history and see which grammar points you consistently miss. Free plan includes N5.

Everything, side by side

Every feature across every plan. Pick the one that matches where you are in your Japanese journey.

FeatureFreeProPro+
AI corrections / day10100Unlimited
Vocabulary saved30 wordsUnlimitedUnlimited
SRS Review
Dictionary search
Role-play scenarios
Reading Mode
Sentence Mining
JLPT Mock (N5)
JLPT Mock (N4–N1)
Weakness Report
Draft in Japanese
Native Rewrite
Conversation Partner
Classrooms
Price / monthFree$9$19

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