# CompTox Mobile vs Vidyo Pro

The clearest difference is in-app purchases: CompTox Mobile at none against Vidyo Pro's 1. CompTox Mobile also leads on device support (3 vs 1) and iOS requirement (6.0 vs 16.6). On price and ads there is nothing between them.

Both are free to download. Vidyo Pro sells 1 in-app purchase, starting at $1.99 per month. CompTox Mobile asks for nothing beyond the download.

## The numbers

| Metric | CompTox Mobile | Vidyo Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/comptox-mobile/id1179517689/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Monetization | Free | — |
| Size | 254 MB | 19 MB |
| Requires iOS | **6.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Kirill Blinov](https://appshunter.io/developer/630833420) | [InfoEnum Software Systems](https://appshunter.io/developer/832495044) |

## What reviewers say

### CompTox Mobile

[App page](https://appshunter.io/ios/app/comptox-mobile/id1179517689)

Access a vast database of chemical structures and associated data, including physicochemical properties and toxicity information. Search by mass, NMR shifts, name, or CAS number to evaluate chemical safety.

**Highlights:** Chemical structure search, Exact mass lookup, ¹³C NMR chemical shift search, CAS Registry Number search, Physicochemical property data, Toxicity data access

**Features:** macOS Compatibility

**In-app purchases:** none


### Vidyo Pro

[App page](https://appshunter.io/ios/app/vidyo-pro/id6460690640)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VidyoPro Monthly Subscription | $1.99 | per month |


## Frequently asked questions

### Is CompTox Mobile free?

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

### Is Vidyo Pro free?

Vidyo Pro is free to download, with in-app purchases available.

### Do CompTox Mobile or Vidyo Pro have ads?

Neither CompTox Mobile nor Vidyo Pro 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.*