# ChartReef vs Quantum Chain

The clearest difference is in-app purchases: Quantum Chain at none against ChartReef's 2. Quantum Chain also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. ChartReef sells 2 in-app purchases, starting at $6.99 per month. Quantum Chain asks for nothing beyond the download.

## The numbers

| Metric | ChartReef | Quantum Chain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Size | 31 MB | 52 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [VERIBERG YAZILIM VE BILISIM TEKNOLOJILERI LIMITED SIRKETI](https://appshunter.io/developer/1874423795) | [Daryna Kravchenko](https://appshunter.io/developer/1851303276) |

## What reviewers say

### ChartReef

[App page](https://appshunter.io/ios/app/chartreef-crypto-tracker/id6758681840)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $6.99 | per month |
| Advanced | $14.99 | per month |


### Quantum Chain

[App page](https://appshunter.io/ios/app/quantum-chain-ai-tracker/id6758866259)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChartReef free?

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

### Is Quantum Chain free?

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

### Do ChartReef or Quantum Chain have ads?

ChartReef shows ads; Quantum Chain does not.

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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.*