# W01 vs Owlset

The clearest difference is update cadence: Owlset at every 2 weeks against W01's every 6 weeks. W01's advantage is iOS requirement (13.0 vs 15.6). 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.

W01 ships an update every 6 weeks, Owlset every 2 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | W01 | Owlset |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (16 ratings)](https://appshunter.io/ios/app/w01/id6476023162/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 49 MB | 27 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广权 黄](https://appshunter.io/developer/1330080046) | [Software Shop](https://appshunter.io/developer/1288503758) |

## What reviewers say

### W01

[App page](https://appshunter.io/ios/app/w01/id6476023162)

This mobile application enables infrared observation and temperature measurement using a compatible phone accessory. It allows users to capture photos and videos of thermal data, analyze temperatures, and control device settings.

**Highlights:** Infrared observation, Temperature measurement and analysis, Photo and video capture, Device control and settings

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

**In-app purchases:** none


### Owlset

[App page](https://appshunter.io/ios/app/owlset/id6749663219)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is W01 free?

W01 is free to download, with no in-app purchases.

### Is Owlset free?

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

### Do W01 or Owlset have ads?

Neither W01 nor Owlset shows ads.

### Which is updated more often, W01 or Owlset?

W01 ships an update every 6 weeks, and Owlset every 2 weeks. Most recently, W01 was updated on October 31, 2026 and Owlset on October 28, 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.*