# Dry Tools — Tools for HVAC professionals

> HVAC calculation tools and educational resources for professionals and students. (iPhone/iPad app by CLIMATE BY DESIGN INTERNATIONAL, INC..)

- Source: https://appshunter.io/ios/app/dry-tools/id1462240541 (this page in markdown: same URL + `.md`)
- Developer: [CLIMATE BY DESIGN INTERNATIONAL, INC.](https://appshunter.io/developer/1462240540)
- Category: Business, Reference
- Price: Free
- Rating: 5.00/5 from 5 App Store ratings · 2 written reviews indexed
- Age rating: 12+
- Requires: iOS 11.0 · 45 MB
- Languages: English
- Released: 2019-06-11
- Data updated: 2026-06-11
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/dry-tools/id1462240541/reviews.md

## What is Dry Tools?

Dry Tools by CDI contains multiple tools to calculate Air Stream Mixing, HVAC formulas, Lead Times, as well as a Psychrometric calculator with integrated weather data for HVAC professionals and students. The app is designed to be your first step to calculating the conditions you need to achieve your critical mission. 

Key Features:

Tools
• Air Stream Mixing: Solve for mixed air conditions from any two airstreams
.
• HVAC Formulas: Handy, commonly used formulas where moisture in air is concerned.

• Lead Time Wheel: Helpful tool for planning project lead times.

• Psychrometric Calculator: Enter any two data points and get all the others.

• Weather Data: GPS locator or search for ambient weather conditions worldwide.

Education
• Dr. Dry Talks: From relative humidity to vapor pressure, easy learning with dry humor.
• Glossary: Not so common, commonly used terms in our industry.

Products
• Air Handling
• Desiccant Dehumidification
• Service

More
• Contact Us
• About Us
• To Our Competition

In summary, Dry Tools will provide you with the tools you need in one handy app. Install the free App and get started on your psychrometric journey.

## Key features

- Air Stream Mixing Calculator
- HVAC Formulas
- Lead Time Wheel
- Psychrometric Calculator
- Integrated Weather Data
- Educational Content
- Industry Glossary

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/dry-tools/id1462240541/reviews.md

### 5/5 — JACCO

*2021-12-20, version 1.3.90*

Mike Spangler from JACCO referred me to this app. Great app, it’s a big help.  Thanks Mike.

### 5/5 — Great App

*2019-06-12, version 1.2.51*

A great suite of tools including Psychrometric and Weather Data.  There is nothing else like the lead time wheel out there.  It's great!

## Frequently asked questions about Dry Tools

### What tools does Dry Tools offer?

Dry Tools provides an Air Stream Mixing calculator, various HVAC formulas, a Lead Time Wheel for project planning, and a comprehensive Psychrometric Calculator. It also includes integrated weather data based on your location.

### Is Dry Tools suitable for learning about HVAC concepts?

Yes, Dry Tools includes educational content like 'Dr. Dry Talks' which explains concepts with humor, and a glossary of industry terms. This makes it a valuable resource for both professionals and students.

### What is the pricing for Dry Tools?

Dry Tools is available for free. There are no in-app purchases or subscription fees required to access its features.

### On which devices can I use Dry Tools?

Dry Tools is compatible with iPhone, iPad, and iPod devices. It is designed to be accessible on Apple's mobile platforms.

### How often is Dry Tools updated?

The latest version of Dry Tools is 1.3.222, and it was last updated on December 1, 2023. This indicates regular maintenance and potential feature additions.

### What is the age rating for Dry Tools?

Dry Tools has an age rating of 12+. This suggests the content is generally suitable for users aged 12 and above.

### Does Dry Tools have ads?

No, Dry Tools is ad-free. Users can utilize all the tools and educational content without any advertisements interrupting their experience.

### How does Dry Tools compare to its competition?

The app includes a section titled 'To Our Competition,' suggesting that developers are aware of alternatives and may highlight their unique selling points within the app itself.

## Version history (last 5 releases)

### 1.3.222 — 2023-12-01

This update includes some bug fixes and performance improvements.

### 1.3.220 — 2023-11-30

some bugfix

### 1.3.90 — 2020-05-21

Added a new Air Flow Change Rate Calculator to the HVAC formulas screen.

### 1.3 — 2020-02-01

Fixed some minor issues with air stream mixing and the psychrometric calculator.

### 1.2.51 — 2019-06-09

No release notes.

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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 2026-06-11.*