# Pipe Tools vs 4M Plan

The clearest difference is in-app purchases: 4M Plan at none against Pipe Tools's 1. 4M Plan also leads on update cadence (every 9 days vs every 36 months). Pipe Tools's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Pipe Tools sells 1 one-off in-app purchase. 4M Plan asks for nothing beyond the download.

Pipe Tools ships an update every 36 months, 4M Plan every 9 days. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Pipe Tools | 4M Plan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (20 ratings)](https://appshunter.io/ios/app/pipe-tools/id372454624/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 43 MB | 96 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Bri-Steel Manufacturing](https://appshunter.io/developer/968778552) | [Cutech Infocomm Solutions Ptd Ltd](https://appshunter.io/developer/1748529578) |

## 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 |


### 4M Plan

[App page](https://appshunter.io/ios/app/4m-plan/id6755679525)

**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 4M Plan free?

4M Plan is free to download, with no in-app purchases.

### Do Pipe Tools or 4M Plan have ads?

Neither Pipe Tools nor 4M Plan shows ads.

### Which is updated more often, Pipe Tools or 4M Plan?

Pipe Tools ships an update every 36 months, and 4M Plan every 9 days. Most recently, Pipe Tools was updated on October 8, 2026 and 4M Plan on October 2, 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.*