# DCo Library vs GeneFox

The clearest difference is rating: GeneFox at 5.0 against DCo Library's 3.6. GeneFox also leads on update cadence (every 9 days vs every 3 months). DCo Library's advantage is ratings volume (16 vs 2). 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.

GeneFox holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: DCo Library has 16 ratings behind it against 2, so its average is the more settled of the two.

DCo Library ships an update every 3 months, GeneFox every 9 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DCo Library | GeneFox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (16 ratings)](https://appshunter.io/ios/app/dco-library/id1593072710/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/genefox/id6778824242/reviews)** |
| Number of ratings | **16** | 2 |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 22 MB | 53 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [Durham County Library](https://appshunter.io/developer/1593072712) | [Vindhya Data Science Inc.](https://appshunter.io/developer/6778824244) |

## What reviewers say

### DCo Library

[App page](https://appshunter.io/ios/app/dco-library/id1593072710)

Manage your library account, search for books, and place holds on new titles. Access your digital library card and find branch hours and locations. Plan your next visit with ease.

**Highlights:** Instant library card access, Search the collection, Place and manage holds, Renew checked out items, Check library hours and locations

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### GeneFox

[App page](https://appshunter.io/ios/app/genefox/id6778824242)

This app provides scientists with tools to explore and visualize gene-expression and survival data from various public databases. It offers statistical analysis and charting capabilities directly on your device, requiring no coding.

**Highlights:** Explore TCGA/NCI GDC cohorts, Plot gene expression (box, bar, strip charts), Generate Kaplan-Meier curves, Compare tumor vs. normal tissue expression, Explore cell line data, Interactive volcano plots, Gene-panel heatmaps, Report Builder with export

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DCo Library free?

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

### Is GeneFox free?

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

### Which has better reviews, DCo Library or GeneFox?

GeneFox is rated higher. DCo Library averages 3.6 out of 5 from 16 ratings, while GeneFox averages 5.0 from 2 ratings.

### Do DCo Library or GeneFox have ads?

Neither DCo Library nor GeneFox shows ads.

### Which is updated more often, DCo Library or GeneFox?

DCo Library ships an update every 3 months, and GeneFox every 9 days. Most recently, DCo Library was updated on October 12, 2026 and GeneFox on October 7, 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.*