BookBub: iPhone vs Android
BookBub gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
BookBub by Pubmark Inc. is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.7 ★
1.1k ratings, both stores
Measured
Best rank now
#19
iPhone · 
Books Free
Books FreeMeasured
App Store
App details
App ID
1030894438
Publisher
Pubmark Inc.
Minimum OS
iOS 26.0+
Content rating
17+
Languages
1
EN
Size
4 MB
Google Play
App details
App ID
com.strand
Publisher
Pubmark
Content rating
Everyone
BookBub downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | 1k+ | – |
| Google Play | 100+ | 50k+ Measured |
| Total | 1k+ Confidence | 50k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where BookBub's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.8 ★ | 959 |
| Google Play | 4.3 ★ | 182 32 written reviews |
| Both stores | 4.7 ★ weighted by ratings | 1.1k |
About BookBub
Discover amazing deals on bestselling ebooks, plus hundreds of free ebooks. Track your wishlist and get alerts when your most wanted titles go on sale.
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp
BookBub iPhone
BookBub gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
BookBub is #19 in Books Free in United Kingdom and charting in 4 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperPubmark Inc.
CategoryBooks
PriceFree
Released
Rating★ 4.8 (959)
Version3.0.3
Age rating17+
First seen by us
24 Sep 2026
24 Sep 2026Rating
4.8 ★
959 ratings
Measured
Best rank now
#19
Books FreeMeasured
BookBub on the App Store
App details
App ID
1030894438
Publisher
Pubmark Inc.
Minimum OS
iOS 26.0+
Content rating
17+
Languages
1
EN
Size
4 MB
BookBub downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where BookBub's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| United Kingdom | BooksFree | #19 |
 United States | BooksFree | #60 |
| Canada | BooksFree | #51 |
 Australia | BooksFree | #56 |
Apps near BookBub on the chart
Books Free, around #19.
Ratings
App Store, worldwide.
Rating
4.8 ★
959 ratings
Measured
Ratings
959
Measured
About BookBub
Discover amazing deals on bestselling ebooks, plus hundreds of free ebooks. Track your wishlist and get alerts when your most wanted titles go on sale.
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp
Latest updates
3.0.3
- Various performance enhancements that will make the app run better.
3.0.2
More from Pubmark Inc.
BookBub: Ebook Deals & Alerts Android
BookBub: Ebook Deals & Alerts gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
BookBub: Ebook Deals & Alerts is #26 in Books & Reference Free on Google Play in United Kingdom and charting in 4 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperPubmark
CategoryBooks & Reference
PriceFree
Released
Installs50k+
Rating★ 4.3 (182)
Updated–
Content ratingEveryone
Rating
4.3 ★
182 ratings
Measured
Best rank now
#26
Books & Reference FreeMeasured
BookBub: Ebook Deals & Alerts on Google Play
App details
App ID
com.strand
Publisher
Pubmark
Content rating
Everyone
BookBub: Ebook Deals & Alerts downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where BookBub: Ebook Deals & Alerts's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| United Kingdom | Books & ReferenceFree | #26 |
| United States | Books & ReferenceFree | #81 |
| Australia | Books & ReferenceFree | #53 |
| Canada | Books & ReferenceFree | #80 |
Apps near BookBub: Ebook Deals & Alerts on the chart
Books & Reference Free, around #26.
Ratings
Google Play, worldwide.
Rating
4.3 ★
182 ratings
Measured
Ratings
182
Measured
Written reviews
32
Measured
About BookBub: Ebook Deals & Alerts
Discover amazing deals on bestselling ebooks, plus hundreds of free ebooks. Track your wishlist and get alerts when your most wanted titles go on sale.
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp
BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems.
WHY READERS LOVE BOOKBUB:
THE BIGGEST EBOOKS, UP TO 95% OFF
We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers.
HUNDREDS OF FREE EBOOKS
Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day
YOUR PERSONAL BOOK TRACKER
Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done.
PERSONALIZED TO YOUR READING TASTE
Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction.
FEATURES:
- Browse daily ebook deals personalized to your reading preferences
- Track unlimited books on your wishlist
- Get price alerts for specific titles or favorite authors
- Discover popular titles to add to your list
- Filter deals by genre and price
- Buy from your favorite ebook store
"When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker
"Bargain-basement deals on ebooks." — The New York Times
Join millions of happy readers saving money on ebooks every day.
Questions? Visit bookbub.com/apphelp