# Thermodynamics Calculators

> Engineering thermodynamics calculator for mechanical and chemical professionals. (iPhone/iPad app by Lucy Enterprises.)

- Source: https://appshunter.io/ios/app/thermodynamics-calculators/id1483394450 (this page in markdown: same URL + `.md`)
- Developer: [Lucy Enterprises](https://appshunter.io/developer/1656612108)
- Category: Education, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.6 · 6 MB
- Languages: American English
- Released: 2019-10-17
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/thermodynamics-calculators/id1483394450/reviews.md

## What is Thermodynamics Calculators?

A calculator designed for engineering professionals in Mechanical and Chemical Engineering industries. Validated against state-of-the-art commercial software. 

Temperature dependent property data set for 8 species - H2O, H2, N2, O2, CO2, Ar, CO and CH4, for accurate calculations.

Building blocks available: Burner, Compressor, Expander, Cooler, Heater, Heat Exchanger, CPOX Reformer, SMR Reformer, Fuel Cells (molten carbonate, PEM and solid-oxide) and Water Dropout.

User can daisy-chain these building blocks to create basic models. 
One illustrative sample model included.

## Key features

- Temperature-dependent property data for 8 species
- Building blocks for model creation
- Daisy-chaining blocks for complex models
- Includes one sample model
- Validated against commercial software

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Edit option | $0.99 | one-time |
| Remove ads | $1.99 | one-time |
| Modeling access | $4.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/thermodynamics-calculators/id1483394450/reviews.md

### 1/5 — Misleading and Frustrating

*2025-01-21*

Terrible app! I am  the Pro user but can’t restore my purchase. Completely misleading and a waste of time. 

Avoid at all costs—definitely do NOT recommend!”

## Frequently asked questions about Thermodynamics Calculators

### What engineering disciplines is Thermodynamics Calculators for?

Thermodynamics Calculators is designed for professionals in the Mechanical and Chemical Engineering industries. It offers specialized tools and data relevant to these fields.

### What species data is available in Thermodynamics Calculators?

The app includes temperature-dependent property data for 8 species: H2O, H2, N2, O2, CO2, Ar, CO, and CH4, enabling accurate calculations.

### Can I build complex thermodynamic models with Thermodynamics Calculators?

Yes, you can. The app provides various building blocks like Burner, Compressor, and Heat Exchanger, which can be daisy-chained to create basic models.

### Does Thermodynamics Calculators offer any example models?

Yes, one illustrative sample model is included within the application to help users understand its capabilities and how to construct their own models.

### How accurate are the calculations in Thermodynamics Calculators?

The calculations are validated against state-of-the-art commercial software, ensuring a high degree of accuracy for engineering professionals.

### What devices does Thermodynamics Calculators support?

Thermodynamics Calculators is currently supported on iPhone devices. It is available for iOS.

### How often is Thermodynamics Calculators updated?

The latest version of Thermodynamics Calculators is 1.9, and it was last updated on October 6, 2025. This indicates regular maintenance and potential feature additions.

### Does Thermodynamics Calculators have ads?

No, Thermodynamics Calculators does not contain advertisements. Users can perform calculations without interruption.

## Version history (last 5 releases)

### 1.9 — 2025-10-06

Updated to latest iOS version.

### 1.8 — 2020-07-11

Fixed display issues.

### 1.7 — 2020-02-07

Fixed bugs.

### 1.6 — 2019-11-17

Added help notes.

### 1.5 — 2019-11-12

Equivalence ratio for Burner. Unit Operations in series. Either of RH or [H2O] can be specified, and the other is calculated. 
Modeling Units in Series: Slide row in this section to add new model or rename. Within the model, slide row to add new elements. A sample model is included.
To add a picture to your custom model, select 'Pic' from slide-out options and either take picture of your sketch with Camera or select a file from Library.
Often used compositions are built-in, slide row for [H2O] and select pre-defined composition - Air, H2, CH4, Reformate.

## More apps by Lucy Enterprises

- [Units Converter for Engineers](https://appshunter.io/ios/app/units-converter-for-engineers/id1018604081)
- [Word_Guess](https://appshunter.io/ios/app/word-guess/id1190427499)
- [Groceries Shopping Assistant](https://appshunter.io/ios/app/groceries-shopping-assistant/id1468081688)
- [LCOE](https://appshunter.io/ios/app/lcoe/id1499284022)
- [Azaan Times](https://appshunter.io/ios/app/azaan-times/id6444747762)

All apps by Lucy Enterprises: https://appshunter.io/developer/1656612108

## Related topics

[smeltodynamics](https://appshunter.io/ios/topics/smeltodynamics)

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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 2026-06-01.*