# Ultra-Aire Psychrometric Calculator

> Psychrometric calculator for humidity, dew point, and dehumidifier performance. (iPhone/iPad app by Therma-Stor, LLC.)

- Source: https://appshunter.io/ios/app/ultra-aire-psychrometric-calculator/id502661019 (this page in markdown: same URL + `.md`)
- Developer: [Therma-Stor, LLC](https://appshunter.io/developer/380722235)
- Category: Productivity, Weather
- Price: Free
- Rating: 4.40/5 from 5 App Store ratings
- Age rating: 4+
- Requires: iOS 5.1.1 · 1 MB
- Languages: American English
- Released: 2012-02-28
- Data updated: 2026-06-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/ultra-aire-psychrometric-calculator/id502661019/reviews.md

## What is Ultra?

The Ultra-Aire Psychrometric Calculator app provides quick and easy access to calculations such as relative humidity, dew point, grains per pound, and dehumidifier performance. Simply spin the wheels to enter temperature and relative humidity. The app will output the corresponding dew point or grains per pound, giving you the insight you need to track your job effectively. Additionally, you can use the dehumidifier performance function to calculate water removal by selecting your dehumidifier’s CFM and entering its intake and exhaust conditions. The Ultra-Aire Psychrometric Calculator puts all the calculations you need in the palm of your hand. The Ultra-Aire Psychrometric Calculator app is brought to you by Ultra-Aire, the industry leader in whole house ventilating dehumidifiers.

## Key features

- Relative humidity calculation
- Dew point calculation
- Grains per pound calculation
- Dehumidifier performance calculation
- Intuitive wheel interface


## Frequently asked questions about Ultra

### What calculations can Ultra-Aire Psychrometric Calculator perform?

Ultra-Aire Psychrometric Calculator can quickly determine relative humidity, dew point, and grains per pound. It also includes a function to calculate dehumidifier performance by estimating water removal.

### How do I use Ultra-Aire Psychrometric Calculator?

You can easily input temperature and relative humidity by spinning the app's wheels. The corresponding dew point or grains per pound will then be displayed, providing you with the necessary job insights.

### What is the dehumidifier performance function in Ultra-Aire Psychrometric Calculator?

The dehumidifier performance function allows you to calculate the amount of water a dehumidifier can remove. You need to input the dehumidifier's CFM and its intake and exhaust conditions.

### Is Ultra-Aire Psychrometric Calculator available on Android devices?

Based on the provided data, Ultra-Aire Psychrometric Calculator is currently supported on iPhone and iPod devices. There is no mention of Android compatibility.

### How often is Ultra-Aire Psychrometric Calculator updated?

The app was last updated on November 24, 2015, with version 1.3. This indicates infrequent updates, with the last update occurring over 8 years ago.

### What is the user rating for Ultra-Aire Psychrometric Calculator?

Ultra-Aire Psychrometric Calculator has a strong user rating of 4.4 stars, based on 5 ratings. This suggests a generally positive user experience.

### Does Ultra-Aire Psychrometric Calculator have ads?

No, Ultra-Aire Psychrometric Calculator does not contain advertisements. The app is free to use and does not display any ads.

### What is the age rating for Ultra-Aire Psychrometric Calculator?

Ultra-Aire Psychrometric Calculator has an age rating of 4+. This means it is suitable for users of all ages.

## Version history (last 4 releases)

### 1.3 — 2015-11-24

This app has been updated by Apple to display the Apple Watch app icon.

Updated art assets.

### 1.2 — 2013-11-22

* Support iOS 7
* Email Sharing of results

### 1.1 — 2012-12-02

★ New Features ★
- iPhone 5 graphic updates
- 4-inch retina display support

☁ Bug Fixes ☁
☂ Fixed bug preventing temperature & dew-point settings from being saved

### 1.0 — 2012-02-28

No release notes.

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## More apps by Therma-Stor, LLC

- [Phoenix Psychrometric Calculator](https://appshunter.io/ios/app/phoenix-psychrometric-calculator/id380722232)
- [Quest Psychrometric Calculator](https://appshunter.io/ios/app/quest-psychrometric-calculator/id422237818)
- [Santa Fe Psychrometric Calculator](https://appshunter.io/ios/app/santa-fe-psychrometric-calculator/id1055753004)
- [Santa Fe Sentry](https://appshunter.io/ios/app/santa-fe-sentry/id1103304139)
- [Santa Fe Connect](https://appshunter.io/ios/app/santa-fe-connect/id1201392122)

All apps by Therma-Stor, LLC: https://appshunter.io/developer/380722235

## Related topics

[dew point calculator](https://appshunter.io/ios/topics/dew-point-calculator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*