# OpenWindow vs Open Window

The clearest difference is in-app purchases: OpenWindow at none against Open Window's 2. OpenWindow also leads on ads (none vs shown). Open Window's advantage is device support (5 vs 3) and iOS requirement (17.0 vs 26.0). On price and update cadence there is nothing between them.

Both are free to download. Open Window sells 2 in-app purchases, starting at $1.99 per month. OpenWindow asks for nothing beyond the download.

OpenWindow ships an update every 3 days, Open Window every 5 days. Both last shipped on October 26, 2026.

## The numbers

| Metric | OpenWindow | Open Window |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/openwindow-weather-tracker/id6774467528/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free | — |
| Size | 19 MB | 23 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Apple TV, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [South Bay Compute, LLC](https://appshunter.io/developer/1525888535) | [Paran](https://appshunter.io/developer/1698510581) |

## What reviewers say

### OpenWindow

[App page](https://appshunter.io/ios/app/openwindow-weather-tracker/id6774467528)

This app provides clear, practical recommendations on whether to open windows or go outside based on local weather and air quality. It simplifies complex data into easy-to-understand guidance for everyday decisions.

**Highlights:** Window opening recommendations, Outdoor activity guidance, Hourly weather outlooks, Air quality data integration, Current and manual location search, Customizable units, Light and dark mode

**Features:** Vision Pro support

**In-app purchases:** none


### Open Window

[App page](https://appshunter.io/ios/app/open-window-fresh-air/id6782536028)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Open Window Plus | $1.99 | per month |
| Open Window Plus | $9.99 | per year |


## Frequently asked questions

### Is OpenWindow free?

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

### Is Open Window free?

Open Window is free to download, with in-app purchases available.

### Do OpenWindow or Open Window have ads?

Open Window shows ads; OpenWindow does not.

### Which is updated more often, OpenWindow or Open Window?

OpenWindow ships an update every 3 days, and Open Window every 5 days. Most recently, OpenWindow was updated on October 26, 2026 and Open Window on October 26, 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.*