GyanMirai vs KanaMastery: free Japanese tools and mock tests, or daily practice from kana to N1

Facts about GyanMirai checked on its own pages in October 2026. Written by KanaMastery: we say where GyanMirai is the better choice.

GyanMirai is the better pick for free tools and mock tests: 139 tools with no sign-up (converters, a verb conjugator, charts, name tools, worksheets, a JLPT study planner and countdown) and timed JLPT mock tests from N5 to N1, with explanations in its Pro plan. KanaMastery is the better pick for learning and keeping what you learn: programs from kana to N1 with placement tests, and spaced repetition (FSRS) on every answer, with listening.

GyanMirai is a reference and test site; KanaMastery is a daily practice routine.

GyanMirai and KanaMastery, side by side

	GyanMirai	KanaMastery
Price	Free; Pro is USD 9 a month (USD 4.50 the first month), USD 99 a year (USD 49.50 the first year) or USD 19 once until the December JLPT	€5.99 a month, €44.99 a year or €149 once (KanaMember), after a 14-day trial with no card; a full refund within 30 days of the first payment
Free plan	All 139 tools with no sign-up, JLPT study lists, 280 practice tests without explanations and the first mock test for each level, with ads on study pages	Free for good: all kana and the whole Kana program, every Japan quiz, the first chapter of every program and the first chapters of JLPT N5, 20 reviews a day, the daily challenge and leagues
Where it runs	A website, on any device with a browser	A website, on any device with a browser; no app to install (and none yet in the app stores)
Hiragana and katakana	Hiragana and katakana charts, kana quizzes and tests, a worksheet generator, converters and keyboards	All 208 kana with sound and stroke order pages, and a free program that teaches them
Kanji	JLPT kanji lists from N5 to N1 with readings, meanings, stroke counts and example words, a kanji quiz and a stroke-order viewer	2,217 kanji by JLPT level, each with readings, stroke order and words; practised for reading and meaning, not handwriting
Vocabulary	JLPT vocabulary lists, flashcards for each level, a vocabulary quiz and words by topic	7,579 JLPT words with readings and meanings from JMdict, plus phrases, numbers and counters
Grammar	Grammar points for each level from N5 to N1 as study lists with short definitions, a particles chart, a verb and an adjective conjugator, and grammar, particle and te-form quizzes	Drills, not lessons: N5 particles and verb forms, sentences and N4 keigo; no grammar explanations beyond short notes
Levels covered	JLPT N5 to N1	Kana, then JLPT N5 to N1
How it schedules practice	Practice tests and timed mock tests; flashcards you mark "got it" or "review" yourself, kept in your browser, with a suggested review schedule to follow	Spaced repetition (FSRS) for every answer: reading, recall and listening scheduled separately, up to 100 reviews a day
Audio	A text-to-speech tool using the browser's voice, and tap-to-hear travel phrases; its N5 mock tests list no listening section	Text-to-speech for words and kana
Motivation	A mastery meter on study lists, a JLPT countdown and study planner, and performance analytics in Pro	XP and levels, combos, streaks with freezes, a daily challenge and weekly leagues

GyanMirai's prices are as its own pages showed them in October 2026 (US prices unless noted); ours are in euros. Prices change: check before you buy.

Where GyanMirai is better

Breadth of free tools, with no sign-up: converters, a verb and an adjective conjugator, charts, name tools, worksheets, a study planner and a JLPT countdown.
Full, timed JLPT mock tests for every level, 75 of them in Pro, with explanations for every question.
More grammar coverage: grammar study lists for every level from N5 to N1, where KanaMastery only drills N5 particles, verb forms and N4 keigo.

Where KanaMastery is better

Spaced repetition (FSRS) that schedules every answer for you, with reading, recall and listening scheduled separately and saved to your account, where GyanMirai's flashcards suggest a schedule you follow yourself.
A guided path: 14 programs from kana to N1, each with a placement test, so you start at your level.
Listening practice: text-to-speech for words and kana in listening drills, and a free JLPT N5 practice test with a listening section.
Motivation built in: a daily challenge, weekly leagues and duels, with 2,494 kanji pages and data sourced from JMdict, KANJIDIC2, Tatoeba and KanjiVG.

Using both

They fit together: GyanMirai for quick tools (converting text, conjugating a verb, planning to the exam date) and full mock tests, KanaMastery for the daily practice and reviews that make the words and kanji stick before the test.

Try the free Kana program What KanaMastery does

Questions about GyanMirai and KanaMastery

Is GyanMirai free?

Mostly: its 139 tools need no sign-up, and the free plan includes study lists, practice tests without explanations and the first mock test for each level, with ads. Pro costs USD 9 a month, USD 99 a year or USD 19 once until the December JLPT, with a first month or year at half price (checked October 2026).

Does GyanMirai use spaced repetition?

Its flashcards suggest a schedule to follow (again the next day, three days later, a week later): you mark each card "got it" or "review", and the marks stay in your browser. KanaMastery schedules every answer for you with FSRS, saved to your account (checked October 2026).

Is KanaMastery a GyanMirai alternative?

For a daily routine from kana to N1 with spaced repetition and listening, yes. For quick free tools and full mock tests, GyanMirai offers more.

Sources

GyanMirai is a trademark of its owner. This page isn't endorsed by or connected to GyanMirai. Spotted something out of date? Tell us and we'll fix it.