# Kryptos vs Volu

The clearest difference is in-app purchases: Volu at none against Kryptos's 4. Kryptos's advantage is device support. On price and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Kryptos | Volu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Size | 83 MB | 31 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [kryptoskatt](https://appshunter.io/developer/1634007538) | [GRAND Limited](https://appshunter.io/developer/1513149056) |

## What reviewers say

### Kryptos

[App page](https://appshunter.io/ios/app/kryptos-crypto-tracker/id1634007536)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hobbyist | $49.99 | one-time |
| Starter | $69.99 | one-time |
| Pro | $129.99 | one-time |
| Pro Plus | $249.99 | one-time |


### Volu

[App page](https://appshunter.io/ios/app/volu/id6456844852)

**In-app purchases:** none


## Frequently asked questions

### Is Kryptos free?

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

### Is Volu free?

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

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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.*