Storybase vs Prose Reader
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Storybase
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Storybase helps authors build relationships with their readers, and helps readers engage deeper with books through an immersive and interactive experience. FOR READERS A new way to experience audiobooks and ebooks: immersive, interactive, and connected to the author every step of the way. โข Immersive: switch between audiobook and ebook, read and listen in sync, and play soundtracks for exercising, learning, or relaxing. โข Interactive: ask the book questions with built-in AI, and share chapters with the people who need them. โข Connected: stay close to the author and their world, from the first page to the last. FOR AUTHORS What if your book was the beginning, not the end? โข Reach: get your book into more hands with instant share links and customizable offers. โข Engage: see who reads, listens, and finishes, and drop AI prompts and calls to action right into the experience. โข Activate: turn attention into relationships. Capture contacts and guide readers to your real next step. โข Multiply: turn your team, clients, and readers into ambassadors who pass the book forward. A book should do more than sit on a shelf. It is the door into everything you do next. Use of this app is bound by the Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Prose Reader
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Prose is a clean, local-first reader for ePub and PDF books. Designed with a focus on speed, privacy, and simplicity, Prose works completely offline to keep your personal library secure on your device. Key Features: - Multi-format support: Read ePub 2, ePub 3, and PDF files. - Offline library: View your books in a custom cover grid or detail list. Search, filter, and sort by title, author, last read, or reading progress. - Tailored reading experience: Customize fonts, font size, margins, and line spacing for reflowable ePub books. Zoom and fit controls are available for PDF files. - Reading themes: Switch between light, dark, and sepia themes to match your environment. Themes apply across the entire application interface. - Local-first sync: Connect your own WebDAV server to sync books, reading positions, bookmarks, highlights, and settings. Sync runs in the background and resolves conflicts by keeping your furthest reading position. - Annotation and reference: Create bookmarks, highlight text, and look up definitions using the built-in offline dictionary. - Privacy and security: Your data is never sent to third-party services. WebDAV credentials are saved securely in your operating system keychain. There is no telemetry, analytics, or tracking.
Screenshots
Verdict
The clearest difference is in-app purchases: Prose Reader at none against Storybase's 3. Prose Reader also leads on update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Storybase sells 3 in-app purchases, starting at $17.99 per month. Prose Reader asks for nothing beyond the download.
Storybase ships an update every 4 months, Prose Reader every 2 months. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.
| Parameter | Storybase | Prose Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details โ not scored | ||
| Size | 8 MB | 125 MB |
| Age rating | 12+ | 4+ |
| Developer | Storyline Creative, LLC | Elia Salerno |
In-app purchases
Storybase
- Reader Premium$17.991 Month
- Author Plus$107.991 Month
- Author Pro$214.991 Month
Prose Reader
No in-app purchases





