# ObsIdentify vs online Bibliotheek

The clearest difference is review sentiment: ObsIdentify at 58% against online Bibliotheek's 13%. online Bibliotheek's advantage is rating (3.1 vs 2.0) and ratings volume (33 vs 5). 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.

online Bibliotheek holds the better App Store score, 3.1 against 2.0. That said, the two scores are not equally well evidenced: online Bibliotheek has 33 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 58% of ObsIdentify's written reviews are positive against 13% of online Bibliotheek's, so the app with the better star average is not the one people write more warmly about.

ObsIdentify ships an update every 3 weeks, online Bibliotheek monthly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ObsIdentify | online Bibliotheek |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (5 ratings)](https://appshunter.io/ios/app/obsidentify/id1464543488/reviews) | **[3.1 (33 ratings)](https://appshunter.io/ios/app/online-bibliotheek/id1517985604/reviews)** |
| Number of ratings | 5 | **33** |
| Positive reviews | **58.3% of reviews** | 13.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 45 MB | 71 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Observation International](https://appshunter.io/developer/1464543487) | [Koninklijke Bibliotheek](https://appshunter.io/developer/576195021) |

## What reviewers say

### ObsIdentify

[App page](https://appshunter.io/ios/app/obsidentify/id1464543488)

Instantly identify plants, animals, and mushrooms from photos taken in Europe or the Dutch Caribbean. Track your discoveries, earn rewards, and contribute to scientific research by sharing your observations.

**Highlights:** One-click species recognition, Collect wildlife observations, Tips for finding new species, Earn badges and join challenges, Create and share observations with groups, Contribute to biological research

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

**In-app purchases:** none


### online Bibliotheek

[App page](https://appshunter.io/ios/app/online-bibliotheek/id1517985604)

Access and enjoy a vast collection of e-books and audiobooks on your mobile device. Browse, borrow, and listen to titles from various genres, all within a single, user-friendly application. Create personalized wishlists and preview content before borrowing.

**Highlights:** Borrow e-books and audiobooks, Search and discover titles, Create personalized wishlists, Preview books before borrowing, Read and listen anywhere, anytime

**In-app purchases:** none


## Frequently asked questions

### Is ObsIdentify free?

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

### Is online Bibliotheek free?

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

### Which has better reviews, ObsIdentify or online Bibliotheek?

online Bibliotheek is rated higher. ObsIdentify averages 2.0 out of 5 from 5 ratings, while online Bibliotheek averages 3.1 from 33 ratings.

### Do ObsIdentify or online Bibliotheek have ads?

Neither ObsIdentify nor online Bibliotheek shows ads.

### Which is updated more often, ObsIdentify or online Bibliotheek?

ObsIdentify ships an update every 3 weeks, and online Bibliotheek monthly. Most recently, ObsIdentify was updated on October 26, 2026 and online Bibliotheek on October 24, 2026.

---

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