# Sunlight vs Open Window

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

Both are free to download. Open Window sells 2 in-app purchases, starting at $2.99 per month. Sunlight asks for nothing beyond the download.

Sunlight ships an update every 2 weeks, Open Window every 5 days. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sunlight | Open Window |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 24 MB | 23 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple TV, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Edward Newman White](https://appshunter.io/developer/1884052646) | [Paran](https://appshunter.io/developer/1698510581) |

## What reviewers say

### Sunlight

[App page](https://appshunter.io/ios/app/sunlight/id6760352470)

**Features:** macOS Compatibility, 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 | $2.99 | per month |
| Open Window Plus | $19.99 | per year |


## Frequently asked questions

### Is Sunlight free?

Sunlight 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 Sunlight or Open Window have ads?

Open Window shows ads; Sunlight does not.

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

Sunlight ships an update every 2 weeks, and Open Window every 5 days. Most recently, Sunlight was updated on October 5, 2026 and Open Window on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*