AI-powered Korean diary correction

Write in Korean.
Get corrected instantly.

๐ŸŽ‰ Free Beta: March 14 โ€“ March 28 ยท Limited spots available

No more waiting 24 hours for native speakers on HiNative. Submit your diary entry and receive grammar corrections, natural expression alternatives, and a personalized learning summary โ€” in under 5 seconds.

Start for free โ†’

No credit card ยท 1 free correction/day

5sAverage correction time
3-in-1Corrections + expressions + summary
$9Pro plan / month
Features

More than a spellchecker.

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Instant correction

No waiting for native speakers. Get your diary corrected in under 5 seconds, any time of day.

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Explained in English

Every correction comes with a clear English explanation โ€” so you understand why it was wrong.

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Natural expression alternatives

Grammatically correct but sounds awkward? We suggest how native Korean speakers in their 20sโ€“30s would actually write it.

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Daily learning summary

After each correction, get a 1โ€“2 sentence takeaway on the most important grammar point in your entry.

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Correction history

Every corrected entry is saved automatically. Review past entries and see if you're still making the same mistakes.

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Built for Korean learners

Not a generic language app. Every detail โ€” from the correction style to the UI โ€” is designed specifically for Korean learners.

Pricing

Simple, honest pricing.

Free
$0Forever free
  • โœ“1 correction per day
  • โœ“Basic corrections + explanations
  • โœ“7-day history
  • โœ—Unlimited corrections
  • โœ—Natural expressions
  • โœ—Deep corrections
Get started free
Most popular
$79/yr ยท Billed once a year

$6.58/mo ยท Save $2.42/mo vs Pro

  • โœ“Unlimited corrections
  • โœ“Full corrections + explanations
  • โœ“Deep correction mode
  • โœ“Unlimited history
  • โœ“Natural expression alternatives
  • โœ“Daily learning summary
Start Annual โ†’
Monthly
$9/mo ยท Billed monthly ยท Cancel anytime
  • โœ“Unlimited corrections
  • โœ“Full corrections + explanations
  • โœ“Deep correction mode
  • โœ“Unlimited history
  • โœ“Natural expression alternatives
  • โœ“Daily learning summary
Start Pro monthly
Comparison

How we compare

HiNative
Korean Diary AI
Instant correction (< 5s)
โœ—12โ€“24 hrs
โœ“
Correction explanations
โœ—
โœ“
Natural expression alternatives
โ–ณPartial
โœ“
Daily learning summary
โœ—
โœ“
Korean-only UX
โœ—
โœ“
Web version
โœ“
โœ“
Paid plan under $10/mo
โœ“$5.68
โœ“$9 / $6.58
ChatGPT
Korean Diary AI
Instant correction (< 5s)
โœ“
โœ“
Correction explanations
โ–ณManual prompt
โœ“
Natural expression alternatives
โ–ณManual prompt
โœ“
Daily learning summary
โœ—
โœ“
Korean-only UX
โœ—
โœ“
Web version
โœ“
โœ“
Paid plan under $10/mo
โœ—$20
โœ“$9 / $6.58
LangJournal
Korean Diary AI
Instant correction (< 5s)
โœ“
โœ“
Correction explanations
โ–ณLimited
โœ“
Natural expression alternatives
โ–ณPartial
โœ“
Daily learning summary
โœ—
โœ“
Korean-only UX
โœ—
โœ“
Web version
โœ—Mobile only
โœ“
Paid plan under $10/mo
โœ—Undisclosed
โœ“$9 / $6.58