# Thermodynamics Calculator vs Steam Tables Pro

The clearest difference is review sentiment: Thermodynamics Calculator at 50% against Steam Tables Pro's 26%. Thermodynamics Calculator also leads on price ($1.99 vs $4.99). Steam Tables Pro's advantage is update cadence (every 2 months vs every 7 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

Thermodynamics Calculator costs $1.99 and Steam Tables Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Thermodynamics Calculator ships an update every 7 months, Steam Tables Pro every 2 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Thermodynamics Calculator | Steam Tables Pro |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | **[4.0 (30 ratings)](https://appshunter.io/ios/app/thermodynamics-calculator/id521684348/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | **50.0% of reviews** | 26.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 11 MB | 28 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Eduardo Almeida](https://appshunter.io/developer/906209752) |

## What reviewers say

### Thermodynamics Calculator

[App page](https://appshunter.io/ios/app/thermodynamics-calculator/id521684348)

This app offers 44 essential thermodynamics calculators and thermal engineering tables. It provides quick access to formulas, definitions, and data, making it a valuable tool for engineers and students.

**Highlights:** 44 thermodynamics calculators, Thermal engineering tables, Formulas, tables, and definitions, Compatible with iPhone and iPad, Quick and easy reference

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

**In-app purchases:** none


### Steam Tables Pro

[App page](https://appshunter.io/ios/app/steam-tables-pro/id906209749)

This app calculates a comprehensive range of thermodynamic properties for steam using the IAPWS-97 equations. It allows calculations based on various input parameters like pressure, temperature, enthalpy, entropy, and quality, and displays results in charts.

**Highlights:** Calculates properties from pressure and temperature, Calculates properties from pressure and enthalpy, Calculates properties from pressure and entropy, Calculates properties from pressure and quality, Calculates properties from saturated temperature and quality, Calculates properties from enthalpy and entropy, Displays results in T-s, P-h, and H-s charts, Supports multiple units

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

**In-app purchases:** none


## Frequently asked questions

### Is Thermodynamics Calculator free?

Thermodynamics Calculator costs $1.99, with no in-app purchases.

### Is Steam Tables Pro free?

Steam Tables Pro costs $4.99, with no in-app purchases.

### Do Thermodynamics Calculator or Steam Tables Pro have ads?

Neither Thermodynamics Calculator nor Steam Tables Pro shows ads.

### Which is updated more often, Thermodynamics Calculator or Steam Tables Pro?

Thermodynamics Calculator ships an update every 7 months, and Steam Tables Pro every 2 months. Most recently, Thermodynamics Calculator was updated on October 23, 2026 and Steam Tables Pro on October 26, 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.*