# Pipefitter vs HammerTech Sign

The clearest difference is review sentiment: Pipefitter at 45% against HammerTech Sign's 0%. Pipefitter also leads on iOS requirement (12.0 vs 15.1). HammerTech Sign's advantage is price (Free vs $6.99) and rating (5.0 vs 2.7). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

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

HammerTech Sign holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews complicate that: 45% of Pipefitter's written reviews are positive against 0% of HammerTech Sign's, so the app with the better star average is not the one people write more warmly about.

Pipefitter ships an update every 3 months, HammerTech Sign every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pipefitter | HammerTech Sign |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/pipefitter/id1043963852/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hammertech-sign-in-book/id1492255049/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | **45.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 38 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Tomasz Szymanski](https://appshunter.io/developer/1043963851) | [HammerTech](https://appshunter.io/developer/1492255048) |

## What reviewers say

### Pipefitter

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

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


### HammerTech Sign

[App page](https://appshunter.io/ios/app/hammertech-sign-in-book/id1492255049)

This app serves as an electronic sign-in book for workers and visitors already in the HammerTech system. It automatically logs their arrival and departure, contributing to daily reports and calculating project hours. The app also generates an on-site contact list for communication and emergencies.

**Highlights:** Electronic sign-in/sign-out, Automatic daily report entry, Worker hour calculation, On-site personnel list, Emergency contact generation

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

**In-app purchases:** none


## Frequently asked questions

### Is Pipefitter free?

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

### Is HammerTech Sign free?

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

### Which has better reviews, Pipefitter or HammerTech Sign?

HammerTech Sign is rated higher. Pipefitter averages 2.7 out of 5 from 3 ratings, while HammerTech Sign averages 5.0 from 6 ratings.

### Do Pipefitter or HammerTech Sign have ads?

Neither Pipefitter nor HammerTech Sign shows ads.

### Which is updated more often, Pipefitter or HammerTech Sign?

Pipefitter ships an update every 3 months, and HammerTech Sign every 2 months. Most recently, Pipefitter was updated on October 26, 2026 and HammerTech Sign on October 24, 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.*