# WattFinder vs CompassOne

The clearest difference is price: WattFinder at Free against CompassOne's $3.99. WattFinder also leads on update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

WattFinder is free to download; CompassOne costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WattFinder ships an update every 3 weeks, CompassOne every 2 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WattFinder | CompassOne |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 148 MB | 8 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | +4 |
| Developer | [Vincent Brevet](https://appshunter.io/developer/1828468523) | [Ona Pacholo Asis](https://appshunter.io/developer/1896650203) |

## What reviewers say

### WattFinder

[App page](https://appshunter.io/ios/app/wattfinder/id6761327036)

**Features:** macOS Compatibility

**In-app purchases:** none


### CompassOne

[App page](https://appshunter.io/ios/app/compassone/id6789645403)

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

**In-app purchases:** none


## Frequently asked questions

### Is WattFinder free?

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

### Is CompassOne free?

CompassOne costs $3.99, with no in-app purchases.

### Do WattFinder or CompassOne have ads?

Neither WattFinder nor CompassOne shows ads.

### Which is updated more often, WattFinder or CompassOne?

WattFinder ships an update every 3 weeks, and CompassOne every 2 months. Most recently, WattFinder was updated on October 25, 2026 and CompassOne on October 24, 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.*