# WEFUnity vs Grid

WEFUnity and Grid are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

WEFUnity ships an update every 6 weeks, Grid every 3 weeks. The most recent releases landed on September 28, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | WEFUnity | Grid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 102 MB | 102 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Water Environment Federation](https://appshunter.io/developer/611239406) | [National Grid plc](https://appshunter.io/developer/526723083) |

## What reviewers say

### WEFUnity

[App page](https://appshunter.io/ios/app/wefunity/id6473403217)

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

**In-app purchases:** none


### Grid

[App page](https://appshunter.io/ios/app/gridengage/id6758222688)

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

**In-app purchases:** none


## Frequently asked questions

### Is WEFUnity free?

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

### Is Grid free?

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

### Do WEFUnity or Grid have ads?

Neither WEFUnity nor Grid shows ads.

### Which is updated more often, WEFUnity or Grid?

WEFUnity ships an update every 6 weeks, and Grid every 3 weeks. Most recently, WEFUnity was updated on September 28, 2026 and Grid on September 17, 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.*