# Solar PV Analysis vs Grid Zero

The clearest difference is in-app purchases: Grid Zero at none against Solar PV Analysis's 3. Grid Zero also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Solar PV Analysis sells 3 in-app purchases, starting at $7.99 per month. Grid Zero asks for nothing beyond the download.

## The numbers

| Metric | Solar PV Analysis | Grid Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 42 MB | 55 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kale Ges Enerji Uretim Limited Sirketi](https://appshunter.io/developer/1877400736) | [Gridzero](https://appshunter.io/developer/1896484252) |

## What reviewers say

### Solar PV Analysis

[App page](https://appshunter.io/ios/app/solar-pv-analysis/id6759523866)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $7.99 | per month |
| Pro Yearly | $49.99 | per year |
| Business Yearly | $99.99 | per year |


### Grid Zero

[App page](https://appshunter.io/ios/app/grid-zero/id6767530347)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar PV Analysis free?

Solar PV Analysis is free to download, with in-app purchases available.

### Is Grid Zero free?

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

### Do Solar PV Analysis or Grid Zero have ads?

Neither Solar PV Analysis nor Grid Zero shows ads.

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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.*