Proviewer vs MyLibrary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proviewer
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• Proviewer 是一款轻量、专注的本地文件预览工具,适合快速打开、查看和管理常用文件。 你可以将文件导入 Proviewer,在 App 内集中查看最近打开的内容。无论是文档、代码、网页文件、结构化数据、图片还是音视 频,都可以更方便地在手机或 iPad 上浏览。 主要功能: • 多格式文件预览 支持 PDF、Markdown、HTML、JSON、TXT、代码文件、图片、音频、视频等常见格式。 • Markdown 与 HTML 预览 针对 Markdown 和 HTML 提供更清晰的阅读体验,适合查看文档、笔记、网页片段和技术资料。 • 导出 PDF Markdown 与 HTML 文件可以导出为 PDF,便于保存、分享或归档。 • JSON 查看 支持 JSON 内容查看,适合快速浏览接口数据、配置文件和结构化文本。 • 图片、音视频预览 支持常见图片格式以及音频、视频文件,方便查看导入的媒体内容。 • 最近文件管理 自动记录最近打开的文件,便于快速回到之前查看过的内容。 • 本地优先 文件会保存在本地,适合处理个人资料、工作文档和离线内容。 Proviewer 适合开发者、学生、办公用户和需要经常查看多种文件格式的人使用。它不追求复杂的编辑功能,而是专注于把“打开文 件、看清内容、快速导出”这几件事做好。
MyLibrary
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Private Library is a personal library management app designed for book lovers, collectors, and long-term readers. You can organize physical books, ebooks, and your reading wishlist in one clear private library. Add books quickly by scanning an ISBN barcode or searching online, then record details such as title, author, publisher, publication date, cover, format, reading status, shelf location, tags, and notes. If you have your own way of cataloging books, you can also create custom fields for information such as rating, edition, purchase source, lending status, or anything else you want to track. It is more than a simple book list. It is a private archive for your personal collection. Key features: Add books quickly with ISBN scanning and search Manage owned books, wishlist items, and books you do not own yet Organize books by reading status, format, category, tag, and shelf Create custom shelves with location, cover photos, and notes Add custom fields and option sets to match your own collection system Record reading check-ins with page progress, notes, photos, and timestamps View dashboard statistics for your collection, category distribution, reading status, and recent check-ins Batch import books from .xlsx or .csv files Export your full library to an Excel file for backup or further organization Use the app in multiple interface languages Useful for: Keeping track of where your books are stored Separating read, currently reading, to-read, and unfinished books Managing physical books, ebooks, and books you plan to buy Adding personal metadata such as tags, categories, editions, and ratings Backing up or moving your library with Excel files Recording your reading process instead of only marking a book as finished Private Library helps you keep every book in its place and every reading moment recorded.
Screenshots
Verdict
Proviewer and MyLibrary are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Proviewer | MyLibrary |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 8 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | 霆 沈 | 志跃 王 |
In-app purchases
Proviewer
No in-app purchases
MyLibrary
No in-app purchases









