# Parallel vs Superheat & Subcool Calc

The clearest difference is price: Parallel at Free against Superheat & Subcool Calc's $0.99. Parallel also leads on in-app purchases (none vs 1) and iOS requirement (8.0 vs 13.0). On ads and device support there is nothing between them.

Parallel is free to download; Superheat & Subcool Calc costs $0.99 up front. Superheat & Subcool Calc sells 1 one-off in-app purchase. Parallel asks for nothing beyond the download.

## The numbers

| Metric | Parallel | Superheat & Subcool Calc |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/superheat-and-subcool-calc/id6764646450/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Paid |
| Size | 10 MB | 34 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Omar Al-Ejel](https://appshunter.io/developer/926151354) | [Rizvan Adzhoian](https://appshunter.io/developer/1891746079) |

## What reviewers say

### Parallel

[App page](https://appshunter.io/ios/app/parallel-positioning-and-alignment-tool/id1135085138)

**Features:** macOS Compatibility

**In-app purchases:** none


### Superheat & Subcool Calc

[App page](https://appshunter.io/ios/app/superheat-and-subcool-calc/id6764646450)

This tool calculates superheat, subcooling, and saturation for 10 refrigerants, aiding HVAC technicians in system diagnostics and commissioning. It offers smart charge recommendations and color-coded results for quick field decisions, functioning entirely offline.

**Highlights:** Instant Superheat & Subcooling Calculation, Smart Charge Diagnostics, 10 Refrigerants Supported, Metering Device Support, Color-Coded Results, P-T Saturation Data, Offline Functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Parallel free?

Parallel is free to download, with no in-app purchases.

### Is Superheat & Subcool Calc free?

Superheat & Subcool Calc costs $0.99, and also offers in-app purchases.

### Do Parallel or Superheat & Subcool Calc have ads?

Neither Parallel nor Superheat & Subcool Calc shows ads.

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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.*