Comparison

Harubook vs 뤼튼

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

Head to head
About

Harubook

Design and create your own unique books using photos and text. Utilize ready-made templates for quick design, collaborate with friends, and even publish your creations into physical books.

Highlights
  • Design books with photos and text
  • Use ready-made templates
  • Collaborate on books with friends
  • Publish custom books
  • Create travel essays, baby books, diaries
Features
Read full description

You can arrange your photos and text to design your own book. "Write" Providing fonts and Images for making books Quick and easy design with ready-made templates Share a book with your friend and write together "Make" Arrange writing to make a book. "Publish" You can have the only book in the world! We deliver your book even if it is just one. Write on mobile, Have your own book! Travel essay, Baby book, Diary for pets, etc. Make your book with your daily life.

About

뤼튼

This AI-powered assistant offers a suite of tools for writing, image generation, and English conversation practice. It learns your preferences for personalized support and provides a secure, encrypted chat experience. Earn rewards by using the app and completing simple missions.

Highlights
  • AI writing and editing tools
  • AI image generation
  • AI English conversation partner
  • Personalized AI support
  • App-based rewards system
  • Analysis of documents and images
Features
Read full description

500만 명이 사용한 한국 1등 AI, 뤼튼! AI 검색, AI 글쓰기, AI 이미지 등 다양한 AI 도구를 무제한으로 사용해보세요. ● 나를 위해 진화하는 AI 서포터 대화할수록 나를 더 잘 이해하고, 맞춤형 서비스를 제공하는 AI를 만나보세요. 나에게 먼저 다가오는 일상 속 서포터가 되어드릴게요! 이전보다 10배 향상된 기억력과 그럼에도 여전히 최고 수준의 보안과 암호화로 안전하게 대화할 수 있어요. ● 매일 대화하는 AI 영어 파트너, 뤼튼스피킹! 매일 내 스케줄에 맞춰 전화하는 AI와 전화하며 하루 딱 10분! 영어로 대화해요. 꾸준한 영어 습관을 만들어주는 뤼튼의 도움으로 매일 성장하는 자신을 발견하세요. ● 채팅- 목적 선택이나 고민 없이 최고의 한국어 성능을 만나보세요! 인터넷 검색이 필요할 때와 아닐 때를 자동으로 구분하여 최적의 답변을 제공해요. 문서와 이미지를 분석하거나, 복잡한 업무 및 과제 요청도 전문적으로 수행합니다. 최신 AI 모델 (GPT-4o, GPT-4.5, o1, Claude 3.7, Gemini 2.5)을 알맞게 사용해요. ● 도구- 뤼튼에서는 누구나 전문가가 될 수 있어요. 업무과 과제에 특화된 20여 개의 다양한 도구를 변함없이 무제한 무료로 사용할 수 있어요. AI가 감지하지 못하도록 자연스러운 말투로 교정은 물론, 요약과 고품질 블로그 포스팅 모두 걱정 마세요. ● 뤼튼은 꼭 필요한 권한만 요청해요. 선택 접근 권한을 허용하지 않아도 서비스를 이용할 수 있으나, 일부 기능은 제한될 수 있어요. 선택 권한 항목은 아래 내용을 참고해주세요. [선택 접근 권한] - 마이크 : 실시간 녹음(강의 녹음 노트) - 음성인식 : 실시간 녹음(강의 녹음 노트) - 사진 및 동영상 : 채팅 시 사진 및 동영상 첨부 - 카메라 : 채팅 시 사진 및 동영상 첨부 - 알림 : 앱 내 알림 메세지 - 추적 : 개인 맞춤 광고 제공을 위한 광고 활동 정보 수집 이용약관: https://login.wrtn.ai/policy/service

Screenshots

Harubook4 screens
뤼튼4 screens

Verdict

The call

The clearest difference is review sentiment: Harubook at 91% against 뤼튼's 44%. Harubook also leads on rating (4.7 vs 3.8) and in-app purchases (none vs 11). 뤼튼's advantage is ratings volume (48 vs 3). On price, update cadence, ads and device support 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. 뤼튼 sells 11 one-off in-app purchases. Harubook asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Harubook holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: 뤼튼 has 48 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 91% of Harubook's written reviews are positive against 44% of 뤼튼's.

UpkeepUpdate frequency

Harubook ships an update every 3 weeks, 뤼튼 every 2 weeks. The most recent releases landed on September 20, 2026 and September 28, 2026 respectively.

Scorecard6 real differences · 4 level
Harubook versus 뤼튼: the parameters behind the verdict, then further details
ParameterHarubook뤼튼
PriceFreeFree
Rating4.7 (3 ratings) — better3.8 (48 ratings)
Positive reviews90.6% of reviews — better44.4% of reviews
Number of ratings348 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.5
Further details — not scored
Size65 MB201 MB
Age rating4+12+
Developer(주)에스프레소북wrtn technologies Inc.

Customer experience

Harubook

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews53 reviews
Positive90.6%
Neutral1.9%
Negative7.5%

뤼튼

All ratings48 ratings
Positive68.8%
Neutral6.3%
Negative25.0%
Written reviews54 reviews
Positive44.4%
Neutral9.3%
Negative46.3%

In-app purchases

None

Harubook

No in-app purchases

11 purchases

뤼튼

One-time11
  • 열쇠 9개$0.99
  • 4,400 크레딧$3.99
  • 열쇠 45개$4.99
Show 8 more
  • 10000 크레딧$9.99
  • 열쇠 99개$9.99
  • 20000 크레딧$17.99
  • 열쇠 290개$19.99
  • 열쇠 450개$34.99
  • 50000 크레딧$39.99
  • 100000 크레딧$99.99
  • 200000 크레딧$199.99

Questions

Is Harubook free?
Harubook is free to download, with no in-app purchases.
Is 뤼튼 free?
뤼튼 is free to download, with in-app purchases available.
Which has better reviews, Harubook or 뤼튼?
Harubook is rated higher. Harubook averages 4.7 out of 5 from 3 ratings, while 뤼튼 averages 3.8 from 48 ratings.
Do Harubook or 뤼튼 have ads?
Neither Harubook nor 뤼튼 shows ads.
Which is updated more often, Harubook or 뤼튼?
Harubook ships an update every 3 weeks, and 뤼튼 every 2 weeks. Most recently, Harubook was updated on September 20, 2026 and 뤼튼 on September 28, 2026.

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