# Pipefitter vs H4Students

The clearest difference is price: H4Students at Free against Pipefitter's $6.99. Pipefitter's advantage is chart position (#180 vs unranked) and iOS requirement (12.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

H4Students is free to download; Pipefitter costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pipefitter ships an update every 3 months, H4Students every 5 months. The most recent releases landed on October 12, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Pipefitter | H4Students |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/pipefitter/id1043963852/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Paid | — |
| Best chart rank | **#180** | — |
| Size | 38 MB | 64 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tomasz Szymanski](https://appshunter.io/developer/1043963851) | [GuestCompass](https://appshunter.io/developer/848540712) |

## What reviewers say

### Pipefitter

[App page](https://appshunter.io/ios/app/pipefitter/id1043963852)

**Currently charting:** #180 Top Paid · Productivity (US App Store)

This tool simplifies complex pipefitting calculations for odd angles, offsets, and standard fittings. It provides clear visual guides and measurements for creating and assembling pipes, speeding up the workflow for professionals.

**Highlights:** Calculate odd angles and offsets, Measure face-to-face and center-to-center, Select standard pipe sizes, Generate clear visual guides, Supports ANSI and DIN elbows

**Features:** Vision Pro support

**In-app purchases:** none


### H4Students

[App page](https://appshunter.io/ios/app/h4students/id6748924803)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pipefitter free?

Pipefitter costs $6.99, with no in-app purchases.

### Is H4Students free?

H4Students is free to download, with no in-app purchases.

### Do Pipefitter or H4Students have ads?

Neither Pipefitter nor H4Students shows ads.

### Which is updated more often, Pipefitter or H4Students?

Pipefitter ships an update every 3 months, and H4Students every 5 months. Most recently, Pipefitter was updated on October 12, 2026 and H4Students on September 28, 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.*