# Optogenetics Pro vs Package Registration

The clearest difference is iOS requirement: Package Registration at 12.0 against Optogenetics Pro's 17.0. 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.

Optogenetics Pro ships an update every 45 months, Package Registration every 48 months. The most recent releases landed on September 20, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Optogenetics Pro | Package Registration |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 45 months** | Every 48 months |
| Monetization | Free | — |
| Size | 365 MB | 18 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Popneuron Ltd.](https://appshunter.io/developer/569968720) | [ccode](https://appshunter.io/developer/999459663) |

## 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


### Package Registration

[App page](https://appshunter.io/ios/app/package-registration/id1393075001)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optogenetics Pro free?

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

### Is Package Registration free?

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

### Do Optogenetics Pro or Package Registration have ads?

Neither Optogenetics Pro nor Package Registration shows ads.

### Which is updated more often, Optogenetics Pro or Package Registration?

Optogenetics Pro ships an update every 45 months, and Package Registration every 48 months. Most recently, Optogenetics Pro was updated on September 20, 2026 and Package Registration on September 8, 2026.

---

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