# Optogenetics vs Wavelength Optics Calculator

The clearest difference is update cadence: Wavelength Optics Calculator at monthly against Optogenetics's every 5 months. Wavelength Optics Calculator also leads on iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Optogenetics ships an update every 5 months, Wavelength Optics Calculator monthly. The most recent releases landed on May 22, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Optogenetics | Wavelength Optics Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | — | Free |
| Size | 365 MB | 30 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Popneuron Ltd.](https://appshunter.io/developer/569968720) | [WAVELENGTH OPTO-ELECTRONIC (S) PTE. LTD.](https://appshunter.io/developer/1573390066) |

## What reviewers say

### Optogenetics

[App page](https://appshunter.io/ios/app/optogenetics/id570438151)

**Features:** macOS Compatibility

**In-app purchases:** none


### Wavelength Optics Calculator

[App page](https://appshunter.io/ios/app/wavelength-optics-calculator/id1573390064)

This utility app provides a collection of pre-built calculator formulas for common optical calculations. It's designed for quick and easy access to essential optical engineering tools.

**Highlights:** Pre-built calculator formulas, Popular optical calculations, Quick access tools, Designed for engineers, Useful for students

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optogenetics free?

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

### Is Wavelength Optics Calculator free?

Wavelength Optics Calculator is free to download, with no in-app purchases.

### Do Optogenetics or Wavelength Optics Calculator have ads?

Neither Optogenetics nor Wavelength Optics Calculator shows ads.

### Which is updated more often, Optogenetics or Wavelength Optics Calculator?

Optogenetics ships an update every 5 months, and Wavelength Optics Calculator monthly. Most recently, Optogenetics was updated on May 22, 2026 and Wavelength Optics Calculator on September 8, 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.*