Free
Just try it out
Free
- 5 questions per day
- Standard waiting time
Pricing
Three simple plans
Start free. Pro for everyday study; Max when you don't want to count your questions.
Pro
For daily studying
¥1,408per month¥16,900 billed yearly(tax incl.)
Launch offer First year only: ¥14,200 (from the second year it renews at the regular yearly price, ¥16,900)
- 300 questions per month
- Genius: 10 per month
- 2× faster than Free
Start 7 days free
After 7 days it renews automatically at ¥14,200/year. (¥16,900/year from the second year.) Cancel any time.
For people who want more AI
Max
Ask without counting, plus Genius 100 times a month
¥2,900per month¥34,800 billed yearly(tax incl.)
- Unlimited normal questions ♾️
- Genius: 100 per month
- 4× faster than Free
- Up to 3 devices logged in at once
- Priority support
“Unlimited” use is subject to the fair use provisions of the Terms of Service.
Genius — several AIs cross-check the answer
Several top AIs solve it separately, and the answer is shown only when they agree. If they don't, we say we are not confident instead of stating a wrong answer.
Several AIs check the result, but it cannot be guaranteed to be free of mistakes.
Drops (question tickets)
One Drop is used per normal question. You can use them when you go over your plan. Purchased Drops last 6 months; free Drops last 60 days.
- 20 Drops¥200
- 50 Drops¥700
- 100 Drops¥1,300
- 150 Drops¥1,200
- 500 Drops¥5,800
- 1000 Drops¥11,000
20 DropsDrops can't be used for Genius.
If you just want more questions on your current plan: Add Drops
Prices include tax. Questions? See the FAQ