# Dew Point & Humidity Calc vs Open/Shut

The clearest difference is in-app purchases: Open/Shut at none against Dew Point & Humidity Calc's 2. Open/Shut also leads on update cadence (daily vs every 5 weeks). Dew Point & Humidity Calc's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price and ads there is nothing between them.

Both are free to download. Dew Point & Humidity Calc sells 2 in-app purchases, starting at $2.99 per month. Open/Shut asks for nothing beyond the download.

Dew Point & Humidity Calc ships an update every 5 weeks, Open/Shut daily. The most recent releases landed on November 5, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Dew Point & Humidity Calc | Open/Shut |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Size | 35 MB | 65 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tirin](https://appshunter.io/developer/1665717789) | [Berenger.dev](https://appshunter.io/developer/1697103676) |

## What reviewers say

### Dew Point & Humidity Calc

[App page](https://appshunter.io/ios/app/dew-point-and-humidity-calc/id6789254708)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dew Monthly Premium | $2.99 | per month |
| Dew Lifetime Premium | $4.99 | one-time |


### Open/Shut

[App page](https://appshunter.io/ios/app/openshut/id6795116448)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dew Point & Humidity Calc free?

Dew Point & Humidity Calc is free to download, with in-app purchases available.

### Is Open/Shut free?

Open/Shut is free to download, with no in-app purchases.

### Do Dew Point & Humidity Calc or Open/Shut have ads?

Neither Dew Point & Humidity Calc nor Open/Shut shows ads.

### Which is updated more often, Dew Point & Humidity Calc or Open/Shut?

Dew Point & Humidity Calc ships an update every 5 weeks, and Open/Shut daily. Most recently, Dew Point & Humidity Calc was updated on November 5, 2026 and Open/Shut on October 29, 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.*