# Miter Pipe Calculator vs 4M Plan

The clearest difference is price: 4M Plan at Free against Miter Pipe Calculator's $3.99. 4M Plan also leads on in-app purchases (none vs 3) and update cadence (every 9 days vs every 4 months). Miter Pipe Calculator's advantage is chart position (#80 vs unranked). On ads, device support and iOS requirement there is nothing between them.

4M Plan is free to download; Miter Pipe Calculator costs $3.99 up front. Miter Pipe Calculator sells 3 one-off in-app purchases. 4M Plan asks for nothing beyond the download.

Miter Pipe Calculator ships an update every 4 months, 4M Plan every 9 days. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Miter Pipe Calculator | 4M Plan |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/miter-pipe-calculator/id517273421/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Paid | — |
| Best chart rank | **#80** | — |
| Size | 45 MB | 96 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LMF.Services](https://appshunter.io/developer/493762237) | [Cutech Infocomm Solutions Ptd Ltd](https://appshunter.io/developer/1748529578) |

## What reviewers say

### Miter Pipe Calculator

[App page](https://appshunter.io/ios/app/miter-pipe-calculator/id517273421)

**Currently charting:** #80 Top Paid · Productivity (US App Store)

This app assists pipefitters, welders, and fabricators with complex piping calculations. It quickly generates ordinates for mitered pipes, offsets, and WYE connections at various angles and configurations. Includes pipe chart references and a user guide to enhance workflow.

**Highlights:** Mitered pipe calculations at any angle, WYE connection calculations, Reducer and pipe cap calculations, NPS pipe chart references, User guide and contact form

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Print Credit | $0.99 | one-time |
| 5 Print Credits | $3.99 | one-time |
| Unlimited Printing | $9.99 | 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 Miter Pipe Calculator free?

Miter Pipe Calculator costs $3.99, and also offers in-app purchases.

### Is 4M Plan free?

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

### Do Miter Pipe Calculator or 4M Plan have ads?

Neither Miter Pipe Calculator nor 4M Plan shows ads.

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

Miter Pipe Calculator ships an update every 4 months, and 4M Plan every 9 days. Most recently, Miter Pipe Calculator was updated on November 6, 2026 and 4M Plan on November 9, 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.*