Wunder vs Common Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wunder
This app allows you to import your own EPUB, PDF, and TXT files to a virtual bookshelf. Read your books, take notes, highlight passages, and even use a read-aloud feature to rest your eyes.
- Import own EPUB, PDF, TXT files
- Virtual 3D bookshelf organization
- Read-aloud playback
- Highlighting and underlining
- Annotation and excerpt collection
- Shareable note cards
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Wunder is an eBook reader for your own PDF, EPUB, and TXT files. Import your books into a quiet bookshelf and read on iPhone and iPad, or use read-aloud playback when you want to rest your eyes. Add bookmarks, highlight, underline, annotate, and collect excerpts as you read. Turn selected passages into shareable note cards, while your bookshelf, reading progress, and notes stay organized on your device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://app.notion.com/p/Wunder-Privacy-Policy-36b9645c47b680179361c6bb3be81b07
Common Reader
This app offers a unified reading and AI-powered analysis experience for various ebook formats. It allows users to ask questions about book content, automatically organize their library, and sync across multiple devices. Privacy is a core focus, with no proactive data collection.
- Supports multiple ebook formats (epub, azw3, mobi, txt, md, pdf)
- AI-powered questions about book content
- Automatic library organization with generative AI
- Cloud sync (iCloud, OneDrive, WebDAV)
- Fast full-library search
- Unified cross-platform interface
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- UI and interactions follow a carefully unified cross-platform logic and are built with native technologies for iOS and iPadOS. - Supports many ebook formats, including epub, azw3, mobi, txt, markdown, and pdf. - Supports nearly every ebook rendering feature, including vertical writing and RTL. - Listen with built-in system voices or AI voice models. - A high-performance, Metal-powered simulated page-turn engine offers an unparalleled visual experience. - Deeply integrates AI features for asking questions about books and automatically organizing your library with generative AI. - Supports cloud sync through iCloud, OneDrive, Google Drive, WebDAV, and more. - Provides fast full-library search across books, authors, tags, notes, highlights, and original text. - The app does not proactively collect any of your information. Your data is only processed by the model and cloud storage providers you trust.
Screenshots
Verdict
Wunder and Common Reader both sit at 3.0 stars, but that hides the real split: 100% of Wunder's written reviews are positive against 80% of Common Reader's. Wunder also leads on update cadence (daily vs every 3 days) and iOS requirement (16.0 vs 26.0). On price, rating, ratings volume and ads 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. Wunder sells 3 in-app purchases, starting at $2.99 per month and Common Reader sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 3.0 for Wunder against 3.0 for Common Reader. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 100% of Wunder's written reviews are positive against 80% of Common Reader's.
Wunder ships an update daily, Common Reader every 3 days. Both last shipped on November 5, 2026.
| Parameter | Wunder | Common Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 3.0 (2 ratings) |
| Positive reviews | 100.0% of reviews — better | 80.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Daily — better | Every 3 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 366 MB | 119 MB |
| Age rating | 4+ | 4+ |
| Developer | 国城 林 | 天宇 高 |
Customer experience
Wunder
Common Reader
In-app purchases
Wunder
- Reader Member$2.991 Month
- Deep Listening$4.991 Month
- Wunder Lifetime$9.99
Common Reader
- 1 Cup of Coffee$4.00
- 2 Cups of Coffee$8.00
- Lifetime Unlock$9.99
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- 4 Cups of Coffee$16.00
- Many coffees$32.00
