Margins: Book Tracker
Margins: Book Tracker Summary
Margins: Book Tracker is a free, with in-app purchases iOS app in Books And Reference by Paratext Inc.. Released in Nov 2024 (1 year ago). It has 31.4K ratings with a 4.89★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 156.4K monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store last updated Jun 16, 2026
Recent activity: 186 new ratings this week View trends →
SDK intelligence: AppGoblin detected 2 development tools(e.g. PostHog),and 1 business tools integrated into Margins: Book Tracker. View full SDK list →
Margins: Book Tracker SDKs Summary
Margins: Book Tracker was last scanned for SDKs on 2026-06-26. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
PostHog
Sentry.io
Superwall4.89★
Ratings: 31.4K
Screenshots
App Description
Featured as App of the Day in 20+ countries, Margins is a beautifully designed reading companion for people who love books. Whether you’re an obsessive reader or just getting back to it, Margins helps you build a daily habit, track your reading, share recaps worth posting, and find your next book. Built by a small, indie team of book lovers who want reading to be the best part of your day.
TRACK YOUR READING
Set goals and start your streak
Track progress on the books you read
Half-star ratings
Track your TBR, DNF, Series, Authors, and more
Note who recommended a book
Import from Goodreads, Fable, StoryGraph in under 30 seconds
Scan via bar code
View stats by week, month and year
STAY FOCUSED
Use Reading Time, our meditation timer for reading
Read with the soothing sounds of rain
Block distracting apps and sites so you can scroll less and read more
CUSTOMIZE YOUR EXPERIENCE
Choose your favorite covers
Curate your favorite books
Create a bookish avatar
Sort covers by color
DISCOVER AND SHARE BOOKS
Search books by vibes, including “books like 1920s Paris,” “thriller with a love triangle” or write your own own
Follow people to get their books updates in your Margins Stories
Generate gorgeous monthly recaps and other posts worth sharing
Margins is free to use. An optional subscription ($5.99/month, $59.99/year) supports our small team of developers and unlocks premium features, including adding reading sessions further in the past and priority support.
Keep in touch!
Follow us on Instagram: https://www.instagram.com/readwithmargins
TikTok: https://www.tiktok.com/@margins
“Without the margins, writing is just words on a page. But with them, each of us is invited to leave our mark in the endless conversation between books and the people that love them.” — from the Margins Manifesto