# SHA'DEY vs System Zero

The clearest difference is ads: SHA'DEY at none against System Zero's shown. System Zero's advantage is update cadence (weekly vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. SHA'DEY sells 2 in-app purchases, starting at $2.99 per month and System Zero sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

SHA'DEY ships an update every 2 weeks, System Zero weekly. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SHA'DEY | System Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 32 MB | 65 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GenXUnited Holdings Inc.](https://appshunter.io/developer/1896517268) | [Abdelrahman Mohammed](https://appshunter.io/developer/1679252760) |

## What reviewers say

### SHA'DEY

[App page](https://appshunter.io/ios/app/shadey/id6767883557)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SHA'DEY Premium Monthly | $2.99 | per month |
| SHA'DEY Premium Annually | $23.99 | per year |


### System Zero

[App page](https://appshunter.io/ios/app/system-zero-self-improvement/id6778561681)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| System Zero Pro - Monthly | $12.99 | per month |
| System Zero Pro - Yearly | $59.99 | per year |


## Frequently asked questions

### Is SHA'DEY free?

SHA'DEY is free to download, with in-app purchases available.

### Is System Zero free?

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

### Do SHA'DEY or System Zero have ads?

System Zero shows ads; SHA'DEY does not.

### Which is updated more often, SHA'DEY or System Zero?

SHA'DEY ships an update every 2 weeks, and System Zero weekly. Most recently, SHA'DEY was updated on October 8, 2026 and System Zero on October 1, 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.*