# Pipe Working Pressure Calc vs Any Formula

The clearest difference is price: Any Formula at Free against Pipe Working Pressure Calc's $2.99. Any Formula also leads on rating (5.0 vs 4.0) and update cadence (monthly vs every 28 months). Pipe Working Pressure Calc's advantage is in-app purchases (none vs 1) and iOS requirement (13 vs 18.0). On ratings volume, ads and device support there is nothing between them.

Any Formula is free to download; Pipe Working Pressure Calc costs $2.99 up front. Any Formula sells 1 one-off in-app purchase. Pipe Working Pressure Calc asks for nothing beyond the download.

Any Formula holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Pipe Working Pressure Calc ships an update every 28 months, Any Formula monthly. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pipe Working Pressure Calc | Any Formula |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/pipe-working-pressure-calc/id1447338544/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/any-formula/id6761690225/reviews)** |
| Number of ratings | 2 | 2 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Monthly** |
| Monetization | Paid | **Freemium** |
| Size | 1 MB | 3 MB |
| Requires iOS | **13** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Aihotey LLC](https://appshunter.io/developer/1890912802) |

## 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


### Any Formula

[App page](https://appshunter.io/ios/app/any-formula/id6761690225)

Access a vast library of scientific, engineering, and financial formulas for instant calculations. Features smart input validation, customizable themes, and privacy-focused data handling. Unlock all formulas and advanced sharing options with a one-time purchase.

**Highlights:** 572 scientific, engineering, financial formulas, 9 formula categories, Smart input validation, Customizable themes (Light, Dark, Auto), Favorites and history, Unit customization and auto-conversion, Privacy-focused, no tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Any Formula Pro | $2.99 | one-time |


## Frequently asked questions

### Is Pipe Working Pressure Calc free?

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

### Is Any Formula free?

Any Formula is free to download, with in-app purchases available.

### Which has better reviews, Pipe Working Pressure Calc or Any Formula?

Any Formula is rated higher. Pipe Working Pressure Calc averages 4.0 out of 5 from 2 ratings, while Any Formula averages 5.0 from 2 ratings.

### Do Pipe Working Pressure Calc or Any Formula have ads?

Neither Pipe Working Pressure Calc nor Any Formula shows ads.

### Which is updated more often, Pipe Working Pressure Calc or Any Formula?

Pipe Working Pressure Calc ships an update every 28 months, and Any Formula monthly. Most recently, Pipe Working Pressure Calc was updated on October 16, 2026 and Any Formula on October 14, 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.*