# Pipe Working Pressure Calc vs PIDTuner

The clearest difference is price: PIDTuner at $0.99 against Pipe Working Pressure Calc's $2.99. Pipe Working Pressure Calc's advantage is iOS requirement (13 vs 18.2). On ads, in-app purchases and device support there is nothing between them.

Pipe Working Pressure Calc costs $2.99 and PIDTuner $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Pipe Working Pressure Calc | PIDTuner |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/pipe-working-pressure-calc/id1447338544/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | — |
| Monetization | Paid | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **13** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Boykin Inc.](https://appshunter.io/developer/453157232) |

## What reviewers say

### Pipe Working Pressure Calc

[App page](https://appshunter.io/ios/app/pipe-working-pressure-calc/id1447338544)

Calculate fluid pressure, pipe wall thickness, outside diameter, safety factor, or material strength. This physics/math tool provides instant results with support for multiple units and high precision.

**Highlights:** Instant calculations, Copy results to other apps, Formulas included, Supports 16 decimal places, Supports various units, Works on iPhone and iPad, Ad-free and private

**Features:** macOS Compatibility

**In-app purchases:** none


### PIDTuner

[App page](https://appshunter.io/ios/app/pidtuner/id6742595880)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Working Pressure Calc free?

Pipe Working Pressure Calc costs $2.99, with no in-app purchases.

### Is PIDTuner free?

PIDTuner costs $0.99, with no in-app purchases.

### Do Pipe Working Pressure Calc or PIDTuner have ads?

Neither Pipe Working Pressure Calc nor PIDTuner shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*