# Optogenetics Pro vs Whomis

The clearest difference is in-app purchases: Optogenetics Pro at none against Whomis's 1. Optogenetics Pro also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. Whomis sells 1 one-off in-app purchase. Optogenetics Pro asks for nothing beyond the download.

## The numbers

| Metric | Optogenetics Pro | Whomis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/optogenetics-pro/id641358148/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 45 months | — |
| Monetization | Free | — |
| Size | 365 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Popneuron Ltd.](https://appshunter.io/developer/569968720) | [Maxime Damery](https://appshunter.io/developer/831399894) |

## What reviewers say

### Optogenetics Pro

[App page](https://appshunter.io/ios/app/optogenetics-pro/id641358148)

This tool helps researchers calculate the necessary optical power for optogenetics experiments involving light delivery to deep brain areas. It considers brain region scattering properties, opsin type, and optical fiber characteristics to estimate excitation depth as a function of optical power.

**Highlights:** Calculate required optical power, Estimate opsin excitation depth, Model light scattering in brain tissue, Input brain region properties, Input opsin properties, Input optical fiber properties

**Features:** macOS Compatibility

**In-app purchases:** none


### Whomis

[App page](https://appshunter.io/ios/app/whomis-ai-sees-everything/id6479690649)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Scans | $0.99 | one-time |


## Frequently asked questions

### Is Optogenetics Pro free?

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

### Is Whomis free?

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

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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.*