Comparison

트레즈북 (TREZBOOK) vs indexx

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

Head to head
About

트레즈북 (TREZBOOK)

Track your reading progress, share reviews, and connect with other readers. Discover new books through personalized recommendations and join or create book clubs and reading challenges for a more engaging experience.

Highlights
  • Reading progress tracking
  • Book reviews and ratings
  • Social feed for book discussions
  • Book club participation and creation
  • Reading challenges
  • Quote scanning and recording
Features
Read full description

읽은 책을 기록하고 평가하며, 다른 독자들과 독서 경험을 공유해 보세요. 내 독서 상태를 관리하고, 사람들이 읽고 있는 책을 추천받아 보세요. 북클럽과 독서 챌린지를 통해 혼자서는 어려웠던 독서가 더욱 즐거워져요. “가장 꾸준히 책을 읽게 되는 방법, 트레즈북” ▶ 나만의 독서 기록 - 읽고 싶은 책, 읽는 중인 책, 읽은 책으로 독서 상태를 관리해요. - 책을 읽다 인상 깊은 문장을 발견하면, 문장을 스캔해 간편하게 기록할 수 있어요. - 읽기 시작한 날부터 문장을 기록한 날, 완독한 날까지 독서 타임라인이 자동으로 정리돼요. ▶ 도서 리뷰 - 읽은 책을 평가하고 감상평을 작성해 독서 경험을 오래 남겨 보세요. - 회원들의 리뷰와 평가가 그래프로 정리돼 책의 특징을 한눈에 볼 수 있어요. ▶ 책으로 연결되는 피드 - 감상평을 피드에 공유하며 책을 추천하고 다른 독자들과 이야기를 나눌 수 있어요. - 다양한 관점과 책을 발견하고, 마음에 드는 책은 바로 ‘읽고 싶은 책’으로 저장해 보세요. ▶ 북클럽 - 출판사, 작가, 북 인플루언서와 함께하는 북클럽에 참여할 수 있어요. - 누구나 직접 북클럽을 만들어 책을 함께 읽고 의견을 나눌 수 있어요. - 북클럽 전용 챌린지로 멤버들과 다양한 독서에 도전할 수도 있어요. ▶ 독서 챌린지 - 올해 독서 목표를 세우고 하나씩 달성해 보세요. - 주제별, 도서별 챌린지를 만들거나 참여해 함께 도전할 수 있어요. [ 선택적 접근 권한 ] - 카메라 : ISBN 스캔, 문장 스캔, 리뷰 사진·영상 업로드 - 앨범 : 문장 스캔, 리뷰 사진·영상 업로드 - 마이크 : 리뷰 영상 업로드 - 알림: 좋아요, 댓글, 팔로우 및 게시물 활동, 포인트 적립·사용, 공지사항 안내 ※ iOS 버전 14 미만일 경우, 앱 설치 또는 업데이트가 제한됩니다. [ 문의 및 제안 ] cs@trezbook.ai

About

indexx

Capture, organize, and share impactful sentences from books. This app uses OCR to extract text from photos or allows manual entry, linking each quote to its source and your reflections. Create shareable quote cards and track your reading journey with a personal library.

Highlights
  • Capture sentences via OCR or manual entry
  • Link quotes to book, page, and reflections
  • Generate shareable quote cards
  • Track reading progress and history
  • Barcode scanner for book registration
  • Personal sentence library
Features
Read full description

Some sentences deserve more than a fleeting moment. indexx is a reading companion built for people who underline, dog-ear pages, and return to the words that changed how they think. CAPTURE SENTENCES THAT MATTER Photograph a book page and let OCR extract the text instantly. Or type it in yourself. Either way, every sentence you save is linked to its book, page number, and your personal reflection on why it mattered. TURN QUOTES INTO SHAREABLE CARDS Transform any saved sentence into a beautifully designed quote card. Choose colors, adjust layout, and share directly to Instagram, Messages, or anywhere you want. Make your reading visible. TRACK YOUR READING JOURNEY Add books by scanning their barcode or searching by title. Mark what you want to read, what you're reading now, and what you've finished. Rate, review, and see your reading history at a glance. YOUR PERSONAL SENTENCE LIBRARY Browse all your captured sentences in one place. Each one carries the book it came from, the page you found it on, and the thought you had when you read it. A timeline of your reading life, built one underline at a time. KEY FEATURES - Barcode scanner for instant book registration - Camera OCR to extract text from physical book pages - Beautiful quote card generator with multiple styles - Star ratings and personal reviews - Reading progress tracking with start and end dates - Stacked card and grid view for your bookshelf - Filter by time period: all time, this year, this month, this week - Private and offline — all data stays on your device indexx is for readers who believe the best part of a book isn't the cover — it's the sentence you can't stop thinking about.

Screenshots

트레즈북 (TREZBOOK)4 screens
indexx4 screens

Verdict

The call

The clearest difference is update cadence: 트레즈북 (TREZBOOK) at monthly against indexx's every 3 months. 트레즈북 (TREZBOOK) also leads on monetization model (free vs ad-supported) and iOS requirement (16.0 vs 26.0). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

트레즈북 (TREZBOOK) ships an update monthly, indexx every 3 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
트레즈북 (TREZBOOK) versus indexx: the parameters behind the verdict, then further details
Parameter트레즈북 (TREZBOOK)indexx
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings1 — better—
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhoneiPhone
Requires iOS16.0 — better26.0
Further details — not scored
Size81 MB4 MB
Age rating12+4+
DeveloperContent PiOKMIN LEE

Customer experience

트레즈북 (TREZBOOK)

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

indexx

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

트레즈북 (TREZBOOK)

No in-app purchases

None

indexx

No in-app purchases

Questions

Is 트레즈북 (TREZBOOK) free?
트레즈북 (TREZBOOK) is free to download, with no in-app purchases.
Is indexx free?
indexx is free to download, with no in-app purchases.
Do 트레즈북 (TREZBOOK) or indexx have ads?
Neither 트레즈북 (TREZBOOK) nor indexx shows ads.
Which is updated more often, 트레즈북 (TREZBOOK) or indexx?
트레즈북 (TREZBOOK) ships an update monthly, and indexx every 3 months. Most recently, 트레즈북 (TREZBOOK) was updated on November 4, 2026 and indexx on November 5, 2026.

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