Comparison

Grammar Check vs 다풀

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Grammar Check

Enhance your writing with an AI-powered tool that corrects grammar, spelling, and punctuation. Improve sentence structure and style for clear, professional communication in emails, essays, and more.

Highlights
  • Grammar, punctuation, and spelling correction
  • Sentence enhancement and style suggestions
  • AI writing assistance for various text types
  • Premium features via subscription
  • Clear and effective communication support
Features
Read full description

Grammar Check: Corrector AI – Your Smart Writing Companion! Elevate your writing with Grammar Check: Corrector AI, the all-in-one app designed to perfect your grammar, enhance your word choice, and help you write anything with confidence. Whether you’re drafting emails, essays, or creative stories, our intelligent AI assistant ensures your text is polished and professional every time. Key Features: - Grammar Checker: Instantly detect and correct grammar, punctuation, and spelling errors to make your writing flawless. - Word Tune: Improve your sentences with smart suggestions that enhance clarity, tone, and style. - Write Anything: Get creative and write effortlessly—whether it’s notes, articles, or messages, our AI supports you at every step. Unlock advanced features including our powerful 'Word Tune' and full-featured 'Grammar Checker' with our premium subscription. Perfect for students, professionals, and writers of all levels, Grammar Check: Corrector AI empowers you to communicate clearly and effectively. Say goodbye to embarrassing mistakes and hello to confident, compelling writing! Privacy Policy: https://kksoftservice.github.io/english/policy.html](https://kksoftservice.github.io/english/policy.html Terms of Use: https://kksoftservice.github.io/english/support.html](https://kksoftservice.github.io/english/support.html Contact Us: lens.ai@outlook.com

About

다풀

Instantly solve homework problems with AI. Snap a photo to get step-by-step video explanations, detailed grading, and personalized feedback. Master any subject with a comprehensive AI tutor.

Highlights
  • AI-powered problem solving via photo
  • Step-by-step video explanations
  • Detailed partial grading of solutions
  • Full subject support for all grades
  • Automatic mistake tracking and note generation
  • Personalized AI tutoring
Features
Read full description

[다풀 AI: 박사급 AI 전과목 문제풀이 & 1:1 맞춤 튜터] 모르는 문제, 아직도 답지만 붙잡고 계신가요? 사진 한 장이면 분석 끝! 박사급 AI 튜터 '다풀'가 당신만을 위한 맞춤형 학습 솔루션을 제시합니다. 단순한 정답 확인을 넘어, 실시간 음성 판서 풀이와 정밀한 단계별 채점까지. 이제 다풀 함께라면 혼자 공부하는 시간이 완벽해집니다. 1. 사진 한 장으로 시작하는 AI 풀이 영상 문제를 찍는 순간, 전자칠판에 직접 판서하며 설명하는 수준별 풀이 영상이 제공됩니다. 해설지만으로 이해가 안 될 때, 단계별로 상세하게 설명해 주는 AI 선생님을 만나보세요. 기초부터 심화까지 내 수준에 맞춰 자유롭게 선택할 수 있습니다. 2. 풀이 과정 정밀 부분 채점 답만 맞으면 끝일까요? 다풀은 사용자가 직접 쓴 풀이 과정을 단계별로 분석합니다. 어느 지점에서 실수가 있었는지, 어떤 개념이 부족한지 AI가 정밀하게 피드백하고 부분 점수까지 계산해 드립니다. 3. 전 과목 완벽 지원 수학(기초~수리논술), 과학(물·화·생·지), 영어(문법/독해), 국어(문학/비문학)는 물론 사회와 정보 교과까지! 초·중·고 전 학년 지원합니다. 유사 문제와 심화 문제를 무제한 제공하는 AI 문제은행으로 취약 단원을 완벽 공략하세요. 4. AI 학습 관리 & 오답노트 풀었던 모든 문제는 자동으로 기록되며, 틀린 문제는 별도의 정리 없이도 '오답노트'로 생성됩니다. 나의 학습 진도와 채점지를 확인하고 다시 복습해서 완전 학습 하세요! 이런 학생들에게 '다풀I'을 강력 추천합니다! - 해설지를 봐도 도무지 이해가 안 되는 문제가 있을 때 - 학원이나 과외 없이도 개념 원리부터 확실하게 잡고 싶을 때 - 시험 기간, 모르는 문제만 골라 실시간 피드백을 받고 싶을 때 - 내 풀이 과정 중 어느 단계가 틀렸는지 정확히 알고 싶을 때 - 24시간 언제 어디서나 나만의 1:1 개인 지도가 필요할 때 다풀, 다풀 AI, AI튜터, 콴다, 수학대왕, 문제풀이앱, 수학공부, 전과목학습, 공부앱, AI학습, 자동채점, 풀이영상, 오답노트, 시험대비, 중등수학, 고등수학, 수능대비, 내신관리, 모의고사, 수리논술, 과학문제풀이, 영어독해, 국어문법, 자기주도학습, AI 풀이, 채점, 공부앱, 학습지, 수학문제풀이, 문제은행, 자기주도학습 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Grammar Check4 screens
다풀4 screens

Verdict

The call

The clearest difference is in-app purchases: 다풀 at none against Grammar Check's 3. 다풀 also leads on update cadence (weekly vs every 2 weeks). Grammar Check's advantage is iOS requirement (13.0 vs 15.6). On price, review sentiment, ads and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Grammar Check sells 3 in-app purchases, starting at $1.99 per 7 days. 다풀 asks for nothing beyond the download.

UpkeepUpdate frequency

Grammar Check ships an update every 2 weeks, 다풀 weekly. Both last shipped on October 30, 2026.

Scorecard3 real differences · 7 level
Grammar Check versus 다풀: the parameters behind the verdict, then further details
ParameterGrammar Check다풀
PriceFreeFree
Rating4.5 (6 ratings) — better—
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings6 — better—
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.6
Further details — not scored
Size42 MB166 MB
Age rating4+4+
Developer树鑫 赖Happy Edu Tech Co., Ltd.

Customer experience

Grammar Check

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

다풀

Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

In-app purchases

3 purchases

Grammar Check

Subscriptions3
  • Weekly Plan$1.997 Days
  • Monthly Plan3 Days trial$5.991 Month
  • Yearly Plan$34.991 Year
None

다풀

No in-app purchases

Questions

Is Grammar Check free?
Grammar Check is free to download, with in-app purchases available.
Is 다풀 free?
다풀 is free to download, with no in-app purchases.
Do Grammar Check or 다풀 have ads?
Neither Grammar Check nor 다풀 shows ads.
Which is updated more often, Grammar Check or 다풀?
Grammar Check ships an update every 2 weeks, and 다풀 weekly. Most recently, Grammar Check was updated on October 30, 2026 and 다풀 on October 30, 2026.

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