Libri 読書管理 vs BookDiary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Libri 読書管理
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スマホの中に、静寂に包まれた「あなただけの図書館」を。 Libri(リブリ)は、SNSの喧騒から離れ、純粋に本と向き合うための読書管理アプリです。 読み終わった本を棚に並べ、心に残った言葉を栞(しおり)にする。 そんな豊かな読書体験を、最新の技術で美しくサポートします。 ■ Libri の特徴 【1. 心に残る言葉を「栞」にする】 本を読んでいてハッとした一文、手で書き写す必要はありません。 ページをカメラで撮影するだけで、文字を自動で読み取り、美しい「栞」として保存します。 大切な言葉たちが、あなたの人生の財産になります。 【2. 表紙も美しく蘇る、AI本棚】 本の登録は、バーコードをスキャンするか、表紙を撮影するだけ。 独自のAI技術が、古い本の表紙や粗い画像も鮮やかに高画質化します。 まるで画集を眺めるように、あなたのコレクションを美しく並べることができます。 【3. 自由自在なテーマ分類】 「人生を変えた本」「仕事の相棒」「2025年の記録」。 1冊の本に複数のタグを付けられるので、既存のカテゴリに縛られない、あなただけの自由な分類が可能です。 ■ こんな方におすすめ ・読書SNSの「評価」や「いいね」に疲れてしまった方 ・本の中の好きな一節を、手軽にデジタルで残したい方 ・自分の本棚を、美しい画像でコレクションしたい方 ・誰にも邪魔されない、静かな読書空間が欲しい方 Libri に登録したデータは、あなただけのものです。 誰かと比較されることはありません。 さあ、あなただけの静かな図書館作りを始めましょう。
BookDiary
A private reading journal to track your books, quotes, and reading habits without requiring an account or social sharing. Log your progress, save memorable passages, and discover new reads all on your device.
- Private reading journal
- Save quotes from pages
- Reading progress tracking
- Digital book shelf
- Reading calendar
- Personal reading awards
- Draw from TBR pile
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A private reading journal for readers who’d rather not share. Snap a page to save the line that stayed with you, watch your reading days quietly fill a calendar, and keep every book on a shelf that’s yours alone. No accounts. No social feed. ◆ FEATURES Five tabs: Shelf, Reading, To Read, Quotes and Records Read from a photo: snap a page and the text becomes your quote. Snap the cover to fill in title and author. Text recognition runs on your device. Reading calendar: days you added a book, logged a page, or saved a quote are marked Monthly wrap: books finished, pages, reading days and a line from the month, on one card A line for today: one of your saved quotes as a notification at the time you choose (optional) First reads and rereads logged separately, so you can see how a book changes with you Quote cards: save or share a passage as a washi-paper image Reading progress: log today’s page and watch the bar fill Personal reading awards: book of the year, most moving, most reread and more Draw a book: can’t decide what’s next? Draw one from your TBR pile Beautiful covers without photos: nine genres, each with its own washi-paper design. Using a photo? Pinch and drag to fit it to the frame. ◆ WHO IT’S FOR Readers who want to read without other people’s ratings Commonplace-book keepers moving from paper to phone Rereaders who return to favorite books over the years Anyone with a tall TBR pile Lovers of dark academia and quiet design People who avoid apps that require an account ◆ PRIVACY No account required Your books, quotes and notes are stored on your device only and never sent to a server Photo text recognition happens on-device No barcode lookups or external book services No tracking, no analytics on your reading To introduce our other apps, the app may load public App Store information (app names and icons). Your records are never sent. ◆ PRICING, PLAINLY BookDiary is free to use. The free version includes: Up to 50 books Up to 3 quotes per book and 3 photos per reading log 2 personal award categories Up to 5 entries per My Data category 5 photo text scans Washi quote cards in square format Reading calendar for the current month; monthly wrap viewable in the app The Sumi shelf theme in cover view Introductions to our other apps
Screenshots
Verdict
The clearest difference is in-app purchases: Libri 読書管理 at none against BookDiary's 1. BookDiary's advantage is iOS requirement (17.0 vs 26.0). 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
Both are free to download. BookDiary sells 1 one-off in-app purchase. Libri 読書管理 asks for nothing beyond the download.
Libri 読書管理 ships an update every 3 weeks, BookDiary every 2 weeks. Both last shipped on October 25, 2026.
| Parameter | Libri 読書管理 | BookDiary |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 75 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | BasaApp Technologies | torankirite |
In-app purchases
Libri 読書管理
No in-app purchases
BookDiary
- Premium$3.99








