# BiblioBoard Library vs iMark

The clearest difference is rating: iMark at 5.0 against BiblioBoard Library's 3.7. iMark also leads on update cadence (every 9 days vs every 4 months) and review sentiment (100% vs 83%). BiblioBoard Library's advantage is ratings volume (12 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

iMark holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: BiblioBoard Library has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of BiblioBoard Library's written reviews are positive against 100% of iMark's.

BiblioBoard Library ships an update every 4 months, iMark every 9 days. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | BiblioBoard Library | iMark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (12 ratings)](https://appshunter.io/ios/app/biblioboard-library/id613149061/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/imark-digital-bookmarks/id1639049669/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 160 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [BiblioLabs, LLC](https://appshunter.io/developer/433701206) | [Matan Reiman](https://appshunter.io/developer/1638955992) |

## What reviewers say

### BiblioBoard Library

[App page](https://appshunter.io/ios/app/biblioboard-library/id613149061)

Access a vast collection of digital books, multimedia, and local content from your community. Enjoy unlimited access to titles with no holds or waitlists, and discover unique creations from independent creators. Read offline, take notes, and share your favorite discoveries.

**Highlights:** Unlimited access, no holds or waitlists, Community-created content, Multimedia collection (books, video, audio, images), Offline reading, Bookmarks and notes, Sharing capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


### iMark

[App page](https://appshunter.io/ios/app/imark-digital-bookmarks/id1639049669)

Easily manage your reading progress with digital bookmarks. Quickly return to your last page and track all the books you've read. Share your progress with friends and family.

**Highlights:** Manage digital bookmarks, Track reading progress, Add favorite bookmarks, View completed books, Siri voice command integration, Share reading progress

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BiblioBoard Library free?

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

### Is iMark free?

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

### Which has better reviews, BiblioBoard Library or iMark?

iMark is rated higher. BiblioBoard Library averages 3.7 out of 5 from 12 ratings, while iMark averages 5.0 from 1 ratings.

### Do BiblioBoard Library or iMark have ads?

Neither BiblioBoard Library nor iMark shows ads.

### Which is updated more often, BiblioBoard Library or iMark?

BiblioBoard Library ships an update every 4 months, and iMark every 9 days. Most recently, BiblioBoard Library was updated on October 5, 2026 and iMark on October 16, 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.*