# Optogenetics vs QuantumPass

The clearest difference is in-app purchases: Optogenetics at none against QuantumPass's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. QuantumPass sells 3 one-off in-app purchases. Optogenetics asks for nothing beyond the download.

Optogenetics ships an update every 5 months, QuantumPass every 10 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Optogenetics | QuantumPass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 10 months |
| Size | 365 MB | 3 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Popneuron Ltd.](https://appshunter.io/developer/569968720) | [Valerie Otero](https://appshunter.io/developer/1848585337) |

## What reviewers say

### Optogenetics

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

**Features:** macOS Compatibility

**In-app purchases:** none


### QuantumPass

[App page](https://appshunter.io/ios/app/quantumpass/id6755789663)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small coffee | $1.99 | one-time |
| Medium coffee | $3.99 | one-time |
| Large coffee | $5.99 | one-time |


## Frequently asked questions

### Is Optogenetics free?

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

### Is QuantumPass free?

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

### Do Optogenetics or QuantumPass have ads?

Neither Optogenetics nor QuantumPass shows ads.

### Which is updated more often, Optogenetics or QuantumPass?

Optogenetics ships an update every 5 months, and QuantumPass every 10 months. Most recently, Optogenetics was updated on October 1, 2026 and QuantumPass on October 6, 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.*