# Bolt Torque vs Piping Calculators

The clearest difference is price: Bolt Torque at $9.99 against Piping Calculators's $19.99. Piping Calculators's advantage is iOS requirement (16.4 vs 18.6). On ads, in-app purchases and device support there is nothing between them.

Bolt Torque costs $9.99 and Piping Calculators $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Bolt Torque | Piping Calculators |
| --- | --- | --- |
| Price | **$9.99** | $19.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bolt-torque/id702964576/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Paid | — |
| Size | 1 MB | 9 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jochen Autrata](https://appshunter.io/developer/702964579) | [Jitendra Surve](https://appshunter.io/developer/1693898824) |

## What reviewers say

### Bolt Torque

[App page](https://appshunter.io/ios/app/bolt-torque/id702964576)

Calculate maximum tightening torque and preloads for various screws. Analyze preloads and stresses to ensure limits are met. All screw data is conveniently presented on a results page.

**Highlights:** Calculate tightening torque, Calculate preloads, Analyze stresses, Check limits, View screw data

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

**In-app purchases:** none


### Piping Calculators

[App page](https://appshunter.io/ios/app/piping-calculators/id6478563085)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bolt Torque free?

Bolt Torque costs $9.99, with no in-app purchases.

### Is Piping Calculators free?

Piping Calculators costs $19.99, with no in-app purchases.

### Do Bolt Torque or Piping Calculators have ads?

Neither Bolt Torque nor Piping Calculators 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.*