Understory: Reading Tracker
Log books. Grow trees.
Only for iPhone
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Reward your reading habit with real-world and in-game trees!
Understory is a reading tracker, book tracker, and social reading app designed to help you track books, log reading progress, set reading goals, and stay consistent. Whether you’re organizing your bookshelf, building a reading habit, or joining a book group, Understory brings together everything you need in one place with a fun plant aesthetic.
Join the Understory bookish community to build a better reading habit and build a better world!
GROW REAL-LIFE TREES:
Watch your garden bloom in Understory and meet monthly objectives to grow real-world trees! Visit friends’ gardens daily to help their trees grow!
INTERACT WITH FRIENDS:
Join book groups where you and your friends can read different books! Like and comment on reviews in the social feed!
TRACK YOUR READING:
Review your books with half stars, audiobook tags and private reads! Manage your library with custom reading lists including a Did Not Finish (DNF) list!
LEVEL UP YOUR READING:
Improve your reading habit with leaderboards for books read, reading streaks, and XP level! Earn XP by logging reading and interacting with other users!
SHARE BOOK RECS:
See your friends’ favorite and highly rated books and share book recommendations directly with your friends!
SEE YOUR STATS:
Get insights on your reading history and social interactions through shareable stats and graphs and our signature Library Card graphic!
Understory is perfect for readers who want to:
- Track books and reading progress in one place
- Build a daily reading habit and reading streak by growing a fun garden that doesn’t feel like a chore
- Log books, reviews, and ratings (with half stars!)
- Organize a TBR (to be read) list
- Track audiobooks and ebooks
- Join a social book community
- Discover new book recommendations
Terms of Use: https://www.understory-app.com/terms-of-use
Privacy Policy: https://www.understory-app.com/privacy-policy
Content and Copyright Policy: https://www.understory-app.com/content-copyright-policy
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
Various improvements and bug fixes
The developer, Understory Studios LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- User Content
- Search History
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Understory Studios LLC
- Size
- 181.3 MB
- Category
- Books
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Realistic Violence
Profanity or Crude Humour
Mature or Suggestive Themes
Horror/Fear Themes
Alcohol, Tobacco, Drug Use or References
Sexual Content or Nudity
Contests
Guns or Other Weapons
Contains
Messaging and Chat
User-Generated Content
- In-App Purchases
Yes
- Streak Restore ฿29.00
- Streak Freeze ฿29.00
- Understory Premium - Monthly ฿199.00
- Understory Premium - Yearly ฿1,990.00
- Copyright
- © 2026 Understory Studios LLC