| Core Identity |
| Developer | LitRes OOO | AMZN Mobile LLC | Bluefire Productions | Wonder Idea | Bookport.cz | Perpustakaan Nasional Republik Indonesia | WestHouse Creations, LLC | Buchdeals GmbH | Redwood Ventures LLC | Kimico, Ltd. |
| Category | Book | Book | Book | Magazines & Newspapers | Books & Reference | Book | Book | Books & Reference | Entertainment | Entertainment |
| Platform | Android, iOS | Android, iOS | iOS | iOS, Android | Android, iOS | iOS, Android | iOS | Android | iOS | iOS, Android |
| Store Metrics |
| Rating | 4.8 / 5 | 4.9 / 5 | 4.6 / 5 | 2.3 / 5 | 4.2 / 5 | 3.8 / 5 | 5.0 / 5 | 3.7 / 5 | 3.9 / 5 | 4.8 / 5 |
| Ratings Count | 7,371 | 5,609,451 | 4,056 | 6 | 96 | 9 | 1 | 543 | 506 | 960 |
| Price | Free | Free | $4.99 | Free | Free | Free | $0.99 | Free | Free | $9.99 |
| Release Date | Oct 14, 2011 | Mar 4, 2009 | Oct 9, 2010 | Feb 2, 2016 | Apr 15, 2017 | Sep 9, 2016 | Apr 24, 2023 | May 10, 2019 | Dec 10, 2020 | Jun 25, 2015 |
| Last Updated | May 15, 2026 | May 5, 2026 | Jul 31, 2021 | Oct 15, 2025 | May 13, 2026 | Mar 10, 2025 | Apr 24, 2023 | Sep 6, 2025 | Mar 18, 2026 | May 11, 2026 |
| Sentiment & Reviews |
| Sentiment | terrible | mixed | mixed | mixed | - | - | - | - | - | positive |
| Score | 25/100 | 65/100 | 45/100 | 50/100 | - | - | - | - | - | 75/100 |
| Praises | - The core library of audiobooks and text content provides significant value for long-term users
| - Extensive digital library access allows readers to carry entire collections anywhere without physical storage constraints
- Subscription services provide cost-effective access to a vast catalog of diverse reading materials for avid users
- Customizable reading environment features like font sizing and background colors improve accessibility for daily users
| - Reliable rendering of ePub and PDF documents provides a superior alternative to Adobe Digital Editions
| - | - | - | - | - | - | - Barcode scanning functionality allows for rapid cataloging of large physical media collections
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| Complaints | - Geographic restrictions and aggressive VPN detection prevent access to purchased content while traveling abroad
| - Recent updates introduced navigation regressions that remove essential library sorting and collection management tools
- Aggressive and repetitive review prompts interrupt the reading experience and frustrate long-term power users
- In-app purchase restrictions and complex login flows create friction for users attempting to acquire new content
| - Frequent application crashes and freezing behavior post-update render the reading experience unusable for many users
| - | - | - | - | - | - | - Alphabetical sorting logic incorrectly includes the word The when organizing movie titles
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| Requests | - Expanded selection of foreign language literature to support readers looking for non-Russian content
| - Restoration of granular library sorting tools to manage large collections of purchased and borrowed titles
- Implementation of robust parental controls to filter explicit content from feeds and search results
| - Cross-device synchronization of reading progress and library content using Adobe ID credentials
| - | - | - | - | - | - | - Wishlist feature allows collectors to track desired titles separate from their owned inventory
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| Strategic Intel |
| Strengths | - Deep regional content catalog functions as a barrier to entry for global competitors
- Cross-platform synchronization creates high switching costs for long-term users
| - Cross-device sync creates high switching costs for users with large digital libraries
- Deep Amazon retail integration ensures a frictionless content acquisition funnel
- Editors' Choice badge across five markets sustains organic install velocity
| - Adobe DRM support enables B2B library partnerships
- Specialized rendering engine outperforms Adobe Digital Editions
- Library organization tools drive power-user retention
| - Automated conversion workflow functions as a low-friction entry point for non-technical creators
| - | - | - Privacy-first, ad-free design removes parental friction
- One-time purchase model avoids subscription fatigue
| - | - Proprietary physical-to-digital bridge creates a premium, screen-free family bonding experience
- Curated storybook content offers a safer environment for young children than general media apps
| - Barcode scanner reduces manual entry friction for large collections
- One-time purchase model lowers barrier to entry against subscription rivals
- Cross-device sync increases utility across Apple hardware
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| Weaknesses | - Aggressive VPN detection triggers churn for traveling users
- Subscription and payment friction increases refund requests
- Technical regressions in reading interface erode daily habit
| - Navigation regressions in the latest update removed essential library sorting
- Aggressive review prompts interrupt the reading flow for power users
- In-app purchase restrictions create friction for new content acquisition
| - Frequent crashes post-update
- Lack of cross-device synchronization
- Authentication friction with Adobe ID
| - 2.69 Android rating indicates significant technical debt in the mobile reader interface
| - | - | - $0.99 price ceiling limits R&D budget
- Lack of recurring content cycles causes churn
| - | - Hardware-dependent model requires physical shipping and inventory management
- 3.86 rating suggests friction in the setup or activation process
| - Sorting logic incorrectly includes articles in titles
- Incomplete database coverage requires frequent manual entry
- Data persistence issues during device upgrades
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| Pricing | freemium | freemium | paid | freemium | subscription | free | paid | free | freemium | paid |
| Momentum | Active | Active | Zombie | Maintenance | Intense | Intense | - | - | Maintenance | Maintenance |
| Update Cadence | 5 versions, ~23d avg | 5 versions, ~14d avg | 5 versions, 3 majors/6mo, ~39d avg | 2 versions, ~176d avg | 5 versions | 5 versions | - | - | 1 versions | 4 versions, 1 majors/6mo, ~36d avg |
