Steam Tables7.0 - App Store

The "Steam Tables" app is the #1 selling app for quickly calculating saturated and superheated steam properties. This app is a universal app that works on both the iPhone and iPad and adjusts its screen size accordingly.

Come see why 500,000+ of users world-wide have chosen our app over the competition:

1.We offer the largest combination of input parameters over all competitive apps, including:

For saturated steam:

Temperature and quality
Temperature and enthalpy
Temperature and specific volume
Temperature and entropy
Pressure and quality
Pressure and enthalpy
Pressure and spec. volume
Pressure and entropy

For superheated steam:

Temperature and pressure
Temperature and enthalpy
Temperature and spec. volume
Temperature and entropy
Pressure and enthalpy
Pressure and spec. volume
Pressure and entropy

2. We display a wide range of results (see the screenshots below for a sample).

3. Using the slider controls, you can instantly view results as you update the input parameter values by moving the slider indicator. Also, you can increment/decrement by specific values for each parameter type. You can manually input exact values if so desired, too.

4. This app is not just a steam-table lookup app. It is powered by the actual steam-table formulas, so you can calculate for all ranges of input values, not just those published in steam table books.

5. All values can be displayed in both English (IP) or Metric (SI) units. Also, you can choose to display different types of units for specific parameter types such as pressure and temperature.

6. We offer comprehensive support and regular updates based upon feedback from existing users. We've been around for 15 years and plan on being around for much longer, so you can be assured that this and all of our apps will continue to be supported and updated.

We also offer the following additional applications for the iPhone/iPad:

1. HVAC Duct Sizer
2. HVAC Pipe Sizer - Gas Low Pressure
3. HVAC Pipe Sizer - Gas High Pressure
4. HVAC Pipe Sizer - Liquid
5. HVAC Pipe Sizer - Steam
6. Steam Tables
7. Psychrometric Plus
8. Psychrometric LT
9. HVAC Pipe Sizer Plus
10. HVAC Pipe Sizer Gas Plus
11. HVAC Toolkit
12. HVAC Toolkit Ultimate
13. HVAC Residential Load Calcs
14. HVAC Load Plus
15. HVAC Equipment Locator
16. ASHRAE Duct Fitting Database
17. ASHRAE 62.1 Ventilation Load Calcs
18. HVAC Psych HD
19. HVAC ResLoad-J
20. HVAC Residential Load Calcs HD

Version History 1. A modernized interface built around Apple's latest UI/UX guidelines, including a full iPad layout.
2. Reports can be sent as PDF, CSV (Excel), and HTML and by email, text message, or any other Share option.
3. A color picker lets you choose the color of the calculated output values.
4. Fully updated and formatted help.
5. Many smaller refinements throughout. 7.0 6d ago 1. Added a Share button to the iPhone and iPad versions of the app, so you can now text, email, and download reports.
2. Updated help.
3. Optimized for iOS 26. 6.1 Jan 9 1. Compiled and optimized for iOS 18
2. Updated help 6.0 05/08/2025 1. Optimized for iOS 16 and iPhone 14.
2. Updated help 5.0 03/15/2023 1. Optimized for iOS 14 and iPhone 13
2. Updated help
3. Updated launch icons 4.8 11/17/2021 1. Updated the app launch screen per new Apple iOS guidelines
2. Updated Google Analytics and Crashlytics 4.7 07/31/2020 Updated the app launch screen per new Apple iOS guidelines. 4.6 06/17/2020 1. Fixed the "negative sign" issue that occurs in iOS 13 4.5 11/02/2019 1. Updated to Super Retina display (iPhone X and 11)
2. Optimized for iOS 13
3. Updated help 4.0 10/24/2019 1. Optimized for iOS 11
2. Optimized for all iPhone and iPad screen sizes including the new iPhone X
3. Updated UI
4. Updated help 3.0 02/12/2018 1. Added HVAC Equipment Locator app 2.1 03/24/2015 1. Fixed issues with picker control being cutoff in landscape mode of iPad (iOS 8, only)
2. Fixed issue with keyboard popup covering inputs
3. Updated some titles 1.9 11/08/2014 1. Optimized for iOS 8
2. Fixed numerical formatting bugs due to iOS 8 1.8 09/30/2014 1. Steam Tables is now a universal app meaning that it works on both the iPhone and iPad and adjusts its screen size accordingly.

2. Updated and optimized for iOS 7

3. Includes email functionality

4. Updated all in-app/launch icons and help 1.7 06/12/2014 1. Added functionality so the user can email an HTML and spreadsheet report with all steam table inputs and results.

2. Fixed bug where one of the result modes displayed incorrect pressure units 1.3 12/14/2010 1. Increased maximum allowable superheated pressure to 15,500 psia. 1.2 05/12/2010 1. Now works with iPod touch - 1st generation

2. Added capability to turn on or off the digit group separator (aka - thousands separator - 1,000). This will allow international users who do not use a comma separator to input values without a comma. 1.1 03/04/2010 1.0 12/02/2009