Comparison

Readlogger vs Grow books

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Readlogger

Features
Read full description

Biblion helps you record books you've read and manage action declarations inspired by your reading. Key Features: ・Library: Add books, write notes, rate them, and track reading dates ・Tasks: Register up to 4 action declarations from your reading and log daily completion ・Home: View your reading stats at a glance (books read, total reading time) ・Weekly Stats: Review your task completion rate week by week Terms of Service: https://it-master.jp/biblion/terms-en.html

About

Grow books

This app helps you manage your personal library, tracking books read, to-read lists, and reading progress. Organize your collection visually, add notes and reviews, and view reading statistics. A premium plan offers advanced features for dedicated readers.

Highlights
  • Virtual bookshelf organization
  • Book search and automatic data import
  • Manual book registration
  • Reading status management
  • Notes and quotations logging
  • Book reviews and ratings
  • Reading statistics and monthly summaries
Features
Read full description

“I want to line up my books by their spines, just like on a real bookshelf!” grow books is a reading app that helps you build a reading space of your own. ■Our concept “A bookshelf in your pocket.” Books you’ve read, books you want to read, and books waiting to be read. Books you own and books you don’t, ebooks and printed books—there are so many. grow books lets you keep the books that won’t fit on your shelves in your pocket, helping you keep reading and enjoying it. ■What makes grow books special ・Arrange the books you add by their spines, just like on a real bookshelf. ・Take photos of your book spines and attach them to your books to make your shelf your own. ・There are no social networking features or rankings for interacting or comparing yourself with others. Keep your own reading records without worrying about what anyone else thinks. ■Main features ・A bookshelf view that looks like a real bookshelf ・Photograph and crop book spines, then arrange and organize them on your shelf ・View the books you’ve added and write notes even when you’re offline ・Search for and add books, with covers, titles, and other details filled in automatically ・Manually add books that don’t appear in search results ・Import data from other apps or your own CSV files ・Organize books by category and genre, and record whether they’re ebooks or printed books ・View a list of the books you’ve added ・Manage reading statuses such as “Want to read,” “Reading,” and “Finished” ・Save notes and quotes, including quotes shared from Kindle ・Write reviews and rate books on a 10-point scale ・View statistics about the books you’ve read ・View the books you’ve read this month and share the list with friends ・Save your top 10 favorite books for “#名刺代わりの小説10選” (“10 novels that define me”) and revisit past selections ・Keep the last book you opened visible at all times ・Switch fonts ■Our Premium plan concept Our concept is “Helping you keep reading and enjoying it for years to come.” Reading is enjoyable and rewarding, but there may be times when your motivation fades. We offer convenient features to help you maintain your enthusiasm for reading and keep picking up books. ■Premium benefits ・Keep records of rereads separately from your first reading. ・View monthly totals for pages read and money spent on books. ・Import up to 1,000 books at once from a CSV file. ■Recommended for ・People who have tried various reading tracker apps but haven’t found one that feels right ・People who want to keep enjoying reading ・People who have been managing their books in Notion and want to move to an app ・People who love reading ・People who respect books and always choose to buy them new ・Book lovers who love the books themselves ・People whose local bookstore has poor reception, making it difficult to look up books they want ・People who often read on the subway, on planes, or in other places without reception and want to write notes in the app as they read ■Ways to use grow books ・Jot down books you want to read and use them as a shopping list when you visit a bookstore ・Browse your unread books and decide what to read next ・Take notes on clues as you read a mystery and try to solve it yourself before the reveal ・Save your favorite passages and revisit them regularly for comfort ・Write notes in the app while reading on a plane ・Find books you’ve saved to your reading wish list when poor reception at a bookstore prevents you from looking them up online ■Important Notice Before using this app, please be sure to review the following Terms of Use and Privacy Policy. ・English Terms of Use: https://grow-books.tea-19.com/en/terms/ Privacy Policy: https://grow-books.tea-19.com/en/privacy/

Screenshots

Readlogger4 screens
Grow books4 screens

Verdict

The call

The clearest difference is ads: Grow books at none against Readlogger's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Readlogger sells 3 in-app purchases, starting at $2.99 per month and Grow books sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Readlogger ships an update every 2 days, Grow books every 4 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 7 level
Readlogger versus Grow books: the parameters behind the verdict, then further details
ParameterReadloggerGrow books
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 2 days — betterEvery 4 days
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.4
Further details — not scored
Size6 MB93 MB
Age rating17+4+
DeveloperKoji IsanoAiju Kawase

In-app purchases

3 purchases

Readlogger

Subscriptions2
  • Basic Plan$2.991 Month
  • Premium Plan$5.991 Month
One-time1
  • 45 Tickets$9.99
3 purchases

Grow books

Subscriptions3
  • Monthly plan1 Month trial$4.991 Month
  • 3 Months Plan1 Month trial$11.993 Months
  • Annual Plan1 Month trial$49.991 Year

Questions

Is Readlogger free?
Readlogger is free to download, with in-app purchases available.
Is Grow books free?
Grow books is free to download, with in-app purchases available.
Do Readlogger or Grow books have ads?
Readlogger shows ads; Grow books does not.
Which is updated more often, Readlogger or Grow books?
Readlogger ships an update every 2 days, and Grow books every 4 days. Most recently, Readlogger was updated on October 8, 2026 and Grow books on October 25, 2026.

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