# CancerCancel vs QuantumKamil

The clearest difference is in-app purchases: CancerCancel at none against QuantumKamil's 4. CancerCancel also leads on iOS requirement (12.2 vs 17.0). QuantumKamil's advantage is update cadence (every 4 days vs every 29 months). On price, ads and device support there is nothing between them.

Both are free to download. QuantumKamil sells 4 one-off in-app purchases. CancerCancel asks for nothing beyond the download.

CancerCancel ships an update every 29 months, QuantumKamil every 4 days. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CancerCancel | QuantumKamil |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 4 days** |
| Size | 38 MB | 6 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Dhienalight Wonys](https://appshunter.io/developer/1485845917) | [Paride Di Lazzaro](https://appshunter.io/developer/6787651798) |

## What reviewers say

### CancerCancel

[App page](https://appshunter.io/ios/app/cancercancel/id1487415244)

**Features:** macOS Compatibility

**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 CancerCancel free?

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

### Is QuantumKamil free?

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

### Do CancerCancel or QuantumKamil have ads?

Neither CancerCancel nor QuantumKamil shows ads.

### Which is updated more often, CancerCancel or QuantumKamil?

CancerCancel ships an update every 29 months, and QuantumKamil every 4 days. Most recently, CancerCancel was updated on October 29, 2026 and QuantumKamil on October 27, 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.*