BookLens

10+
Downloads
Content rating
Everyone
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About this app

Make informed reading choices with BookLens, the app that reveals book content themes without spoilers. Scan any barcode or search to instantly see content ratings across multiple themes and trigger warnings.

Unlike traditional sites or apps where reviews may reveal plot details, BookLens focuses exclusively on key content themes and trigger warnings that are in the book. Get confidence and clarity before you commit to buying or reading.

Features:
- Barcode Scanner: Point your camera at any book's barcode for instant ratings
- Search Functionality: Find books by title and / or author
- Content Ratings Across Five Themes:
- Sexuality/Spice: From clean reads to steamy romance
- Profanity: From none to explicit or persistent
- Physical Violence: From none to graphic or gory
- Trauma/Abuse: From none to graphic or persistent
- Substance Use: From none to pervasive or central to the story
- Crowd-Sourced Ratings: Real readers, authentic insights
- Spoiler-Free Information: Know what's in the book without revealing plot details

Download BookLens today and read with confidence.
Updated on
Mar 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info and App info and performance
Data is encrypted in transit
You can request that data be deleted

What’s new

Misc bug fixes and optimizations

App support

About the developer
Chuck Haines
contact@booklensapp.com
United States