# sirocco.ai vs NotiZen Pro

The clearest difference is in-app purchases: sirocco.ai at none against NotiZen Pro's 3. NotiZen Pro's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. NotiZen Pro sells 3 in-app purchases, starting at $2.99 per month. sirocco.ai asks for nothing beyond the download.

## The numbers

| Metric | sirocco.ai | NotiZen Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 4 MB | 3 MB |
| Requires iOS | 17.2 | **17** |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [Sau Sheong Chang](https://appshunter.io/developer/557180241) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### sirocco.ai

[App page](https://appshunter.io/ios/app/siroccoai/id6480311462)

**In-app purchases:** none


### NotiZen Pro

[App page](https://appshunter.io/ios/app/notizen-pro/id6762554707)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NotiZen Pro Monthly | $2.99 | per month |
| NotiZen Pro Yearly | $19.99 | per year |
| NotiZen Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is sirocco.ai free?

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

### Is NotiZen Pro free?

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

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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.*