# BookBub vs Boundless

The clearest difference is review sentiment: BookBub at 54% against Boundless's 32%. BookBub also leads on rating (4.7 vs 4.4) and chart position (#50 vs unranked). Boundless's advantage is ratings volume (18K vs 959) and device support (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BookBub holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Boundless has 18K ratings behind it against 959, so its average is the more settled of the two. Written reviews point the same way: 54% of BookBub's written reviews are positive against 32% of Boundless's.

BookBub ships an update every 3 weeks, Boundless monthly. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | BookBub | Boundless |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (959 ratings)](https://appshunter.io/ios/app/bookbub/id1030894438/reviews)** | [4.4 (18K ratings)](https://appshunter.io/ios/app/boundless/id6449712082/reviews) |
| Number of ratings | 959 | **18K** |
| Positive reviews | **54.2% of reviews** | 32.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Best chart rank | **#50** | — |
| Size | 4 MB | 177 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Pubmark Inc.](https://appshunter.io/developer/1030894437) | [Baker & Taylor](https://appshunter.io/developer/634003725) |

## What reviewers say

### BookBub

[App page](https://appshunter.io/ios/app/bookbub/id1030894438)

**Currently charting:** #50 Top Free · Book (US App Store)

Discover daily deals on bestselling and free ebooks across all genres. Track your wishlist and receive price alerts for your favorite titles, ensuring you never miss a sale on books you want to read.

**Highlights:** Daily ebook deals, Hundreds of free ebooks, Personalized recommendations, Wishlist tracking, Price alerts, Genre and price filtering

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🤩 Great deals on books
- 📚 Variety of genres and authors
- 💰 Affordable and free books
- 🔍 Personalized recommendations

**What reviewers complain about**

- 🔒 Limited to Apple Books only
- 🔍 Lack of search functionality
- 📝 Inability to leave reviews
- 🔁 Repeated email subscriptions

**Reported bugs**

- App crashes or freezes during use
- Sign-up and login issues
- Incompatibility with certain devices or operating systems

**Requested features**

- Add support for Kindle and other ebook platforms
- Implement search and filtering options
- Allow users to manage their reading lists and leave reviews
- Improve email subscription management


### Boundless

[App page](https://appshunter.io/ios/app/boundless/id6449712082)

Access a vast collection of ebooks, digital audiobooks, and videobooks from your local library or school. Enjoy a seamless reading, listening, and watching experience with personalized recommendations and engaging reading programs.

**Highlights:** Discover ebooks, audiobooks, and videobooks, Read, listen, and watch in one app, Personalized recommendations, Join library reading programs, Track reading progress and earn badges, Customizable reading experience

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast access to books
- 👍 Intuitive and easy to navigate
- 🔒 Separate profiles for kids and adults
- 🎨 Customizable reading experience
- 📚 Wide selection of content

**What reviewers complain about**

- 🐛 Frequent freezing and crashes
- ⏱️ Slow loading times
- 🔍 Difficulty finding and accessing books
- 📱 Incompatible with some devices
- 🔌 Requires internet connection for offline use

**Reported bugs**

- Books disappearing from user's shelf
- Inability to return or renew books
- Inconsistent behavior when switching between profiles
- Audiobook playback issues

**Requested features**

- Improved page turning and navigation controls
- Ability to adjust margins and font settings
- Offline access to downloaded content
- Better integration with other reading apps
- More detailed progress tracking and analytics


## Frequently asked questions

### Is BookBub free?

BookBub is free to download, with no in-app purchases.

### Is Boundless free?

Boundless is free to download, with no in-app purchases.

### Which has better reviews, BookBub or Boundless?

BookBub is rated higher. BookBub averages 4.7 out of 5 from 959 ratings, while Boundless averages 4.4 from 18K ratings.

### Do BookBub or Boundless have ads?

Neither BookBub nor Boundless shows ads.

### Which is updated more often, BookBub or Boundless?

BookBub ships an update every 3 weeks, and Boundless monthly. Most recently, BookBub was updated on September 26, 2026 and Boundless on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*