# Science vs BioDex

The clearest difference is price: BioDex at Free against Science's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

BioDex is free to download; Science costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Science | BioDex |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/biodex/id1523989412/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | — |
| Monetization | — | Free |
| Size | 19 MB | 88 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Coskun CAKIR](https://appshunter.io/developer/482066275) | [ETH Zurich](https://appshunter.io/developer/438432132) |

## What reviewers say

### Science

[App page](https://appshunter.io/ios/app/science-learn-chemistry/id1386718825)

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

**In-app purchases:** none


### BioDex

[App page](https://appshunter.io/ios/app/biodex/id1523989412)

This app aids natural history collection workers and taxonomists in sorting and archiving museum specimens. It identifies species by comparing specimen photos to a database, initially focusing on butterflies.

**Highlights:** Specimen identification, Species comparison, Museum specimen archiving, Butterfly identification, Ergonomic layout, Active development

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

**In-app purchases:** none


## Frequently asked questions

### Is Science free?

Science costs $1.99, with no in-app purchases.

### Is BioDex free?

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

### Do Science or BioDex have ads?

Neither Science nor BioDex shows ads.

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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.*