# GridWatch Commissioner vs Surveyor2

The clearest difference is iOS requirement: GridWatch Commissioner at 12.0 against Surveyor2's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | GridWatch Commissioner | Surveyor2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 23 MB | 47 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [THE NATIONAL MICROELECTRONICS APPLICATIONS CENTRE LIMITED](https://appshunter.io/developer/1581993459) | [C-TEC (Computionics)](https://appshunter.io/developer/1438867713) |

## What reviewers say

### GridWatch Commissioner

[App page](https://appshunter.io/ios/app/gridwatch-commissioner/id1611745923)

**Features:** macOS Compatibility

**In-app purchases:** none


### Surveyor2

[App page](https://appshunter.io/ios/app/surveyor2/id1669032008)

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

**In-app purchases:** none


## Frequently asked questions

### Is GridWatch Commissioner free?

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

### Is Surveyor2 free?

Surveyor2 is free to download, with no in-app purchases.

### Do GridWatch Commissioner or Surveyor2 have ads?

Neither GridWatch Commissioner nor Surveyor2 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.*