# Pipe Tools vs Metal World

The clearest difference is rating: Metal World at 4.8 against Pipe Tools's 4.2. Metal World also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 36 months). Pipe Tools's advantage is ratings volume (20 vs 5). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Pipe Tools sells 1 one-off in-app purchase. Metal World asks for nothing beyond the download.

Metal World holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 20 and 5 respectively. Written reviews point the same way: 79% of Pipe Tools's written reviews are positive against 100% of Metal World's.

Pipe Tools ships an update every 36 months, Metal World every 2 months. The most recent releases landed on October 23, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Pipe Tools | Metal World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (20 ratings)](https://appshunter.io/ios/app/pipe-tools/id372454624/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/metal-world/id480664274/reviews)** |
| Number of ratings | **20** | 5 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 43 MB | 37 MB |
| Requires iOS | 15.1 | **5.1.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bri-Steel Manufacturing](https://appshunter.io/developer/968778552) | [BIKAR-METALLE GmbH](https://appshunter.io/developer/480664277) |

## What reviewers say

### Pipe Tools

[App page](https://appshunter.io/ios/app/pipe-tools/id372454624)

This app provides a comprehensive steel pipe handbook with charts for wall thickness, mass, and pressure calculations. It facilitates quick conversions and cost comparisons, allowing users to prepare and send customized PDF quotes for pipe sales.

**Highlights:** Steel pipe charts (wall thickness, mass), Unit conversions (feet, meters, pounds, kg), Pipe cost comparison, Customizable PDF quote generation, Mechanical and hardness conversions, Pressure and wall thickness calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro Tools | $0.99 | one-time |


### Metal World

[App page](https://appshunter.io/ios/app/metal-world/id480664274)

Quickly calculate the weight of various metal and plastic materials in numerous formats. Supports nearly 300 materials and 22 shapes, providing results per unit or total weight. Also offers material comparison and specific weight displays.

**Highlights:** Weight calculation for ~300 materials, Supports 22 formats (sheets, bars, tubes, etc.), Results per kg/m, m², or item, Specific weight display, Material comparison with EN/DIN standards, Information on special materials

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Tools free?

Pipe Tools is free to download, with in-app purchases available.

### Is Metal World free?

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

### Which has better reviews, Pipe Tools or Metal World?

Metal World is rated higher. Pipe Tools averages 4.2 out of 5 from 20 ratings, while Metal World averages 4.8 from 5 ratings.

### Do Pipe Tools or Metal World have ads?

Neither Pipe Tools nor Metal World shows ads.

### Which is updated more often, Pipe Tools or Metal World?

Pipe Tools ships an update every 36 months, and Metal World every 2 months. Most recently, Pipe Tools was updated on October 23, 2026 and Metal World on October 20, 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.*