# Pipe Expansion Calculator vs Cryogenics Pro

The clearest difference is price: Cryogenics Pro at Free against Pipe Expansion Calculator's $0.99. Cryogenics Pro also leads on update cadence (every 10 days vs every 38 months). Pipe Expansion Calculator's advantage is rating (5.0 vs 1.0) and in-app purchases (none vs 3). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Cryogenics Pro is free to download; Pipe Expansion Calculator costs $0.99 up front. Cryogenics Pro sells 3 in-app purchases, starting at $0.99 per month. Pipe Expansion Calculator asks for nothing beyond the download.

Pipe Expansion Calculator holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Pipe Expansion Calculator ships an update every 38 months, Cryogenics Pro every 10 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Pipe Expansion Calculator | Cryogenics Pro |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pipe-expansion-calculator/id1622825111/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/cryogenics-pro/id6757348860/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 10 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 0 MB | 55 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H3Apps LLC](https://appshunter.io/developer/598620927) | [立中 侯](https://appshunter.io/developer/1532582722) |

## What reviewers say

### Pipe Expansion Calculator

[App page](https://appshunter.io/ios/app/pipe-expansion-calculator/id1622825111)

Calculate pipe expansion and contraction due to temperature changes. Supports common materials and both Imperial and Metric units. Easily share results via text or email for better pipe system design.

**Highlights:** Temperature-based expansion/contraction calculation, Supports common pipe materials, Imperial and Metric unit handling, Share results via text/email

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

**In-app purchases:** none


### Cryogenics Pro

[App page](https://appshunter.io/ios/app/cryogenics-pro/id6757348860)

This app provides thermodynamic calculations and equipment sizing tools for engineers. It offers accurate fluid data and process analysis using the CoolProp library, with features like unit conversion and basic fluid property queries.

**Highlights:** Thermodynamic calculations, Equipment sizing tools, CoolProp library integration, Unit converter, Basic fluid properties, Engineering guidelines

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifecycle purchase. | $29.99 | one-time |


## Frequently asked questions

### Is Pipe Expansion Calculator free?

Pipe Expansion Calculator costs $0.99, with no in-app purchases.

### Is Cryogenics Pro free?

Cryogenics Pro is free to download, with in-app purchases available.

### Which has better reviews, Pipe Expansion Calculator or Cryogenics Pro?

Pipe Expansion Calculator is rated higher. Pipe Expansion Calculator averages 5.0 out of 5 from 1 ratings, while Cryogenics Pro averages 1.0 from 1 ratings.

### Do Pipe Expansion Calculator or Cryogenics Pro have ads?

Neither Pipe Expansion Calculator nor Cryogenics Pro shows ads.

### Which is updated more often, Pipe Expansion Calculator or Cryogenics Pro?

Pipe Expansion Calculator ships an update every 38 months, and Cryogenics Pro every 10 days. Most recently, Pipe Expansion Calculator was updated on November 3, 2026 and Cryogenics Pro on October 31, 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.*