# Nervous System Flashcards vs QuantumKamil

The clearest difference is price: QuantumKamil at Free against Nervous System Flashcards's $2.99. QuantumKamil also leads on update cadence (every 4 days vs every 22 months). Nervous System Flashcards's advantage is in-app purchases (none vs 4) and iOS requirement (11.0 vs 17.0). On ads and device support there is nothing between them.

QuantumKamil is free to download; Nervous System Flashcards costs $2.99 up front. QuantumKamil sells 4 one-off in-app purchases. Nervous System Flashcards asks for nothing beyond the download.

Nervous System Flashcards ships an update every 22 months, QuantumKamil every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nervous System Flashcards | QuantumKamil |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 4 days** |
| Size | 20 MB | 6 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hasan Cakir](https://appshunter.io/developer/814343093) | [Paride Di Lazzaro](https://appshunter.io/developer/6787651798) |

## What reviewers say

### Nervous System Flashcards

[App page](https://appshunter.io/ios/app/nervous-system-flashcards/id1415699561)

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

**In-app purchases:** none


### QuantumKamil

[App page](https://appshunter.io/ios/app/quantumkamil/id6794596980)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $0.99 | one-time |
| Medium tip | $2.99 | one-time |
| Large tip | $3.99 | one-time |
| Extra tip | $8.99 | one-time |


## Frequently asked questions

### Is Nervous System Flashcards free?

Nervous System Flashcards costs $2.99, with no in-app purchases.

### Is QuantumKamil free?

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

### Do Nervous System Flashcards or QuantumKamil have ads?

Neither Nervous System Flashcards nor QuantumKamil shows ads.

### Which is updated more often, Nervous System Flashcards or QuantumKamil?

Nervous System Flashcards ships an update every 22 months, and QuantumKamil every 4 days. Most recently, Nervous System Flashcards was updated on October 24, 2026 and QuantumKamil on October 25, 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.*