# Pipe Trades Pro Calc vs SpoolTracker

The clearest difference is review sentiment: SpoolTracker at 100% against Pipe Trades Pro Calc's 42%. SpoolTracker also leads on in-app purchases (none vs 6) and rating (5.0 vs 4.8). Pipe Trades Pro Calc's advantage is ratings volume (4.3K vs 4) and chart position (#198 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pipe Trades Pro Calc sells 2 in-app purchases, starting at $4.99 per month. SpoolTracker asks for nothing beyond the download.

SpoolTracker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Pipe Trades Pro Calc has 4.3K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 42% of Pipe Trades Pro Calc's written reviews are positive against 100% of SpoolTracker's.

Pipe Trades Pro Calc ships an update every 7 months, SpoolTracker every 4 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Pipe Trades Pro Calc | SpoolTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4.3K ratings)](https://appshunter.io/ios/app/pipe-trades-pro-calc/id596142100/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/spooltracker/id1644046440/reviews)** |
| Number of ratings | **4.3K** | 4 |
| Positive reviews | 42.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#198** | — |
| Size | 51 MB | 32 MB |
| Requires iOS | 14.0 | **12.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Victaulic](https://appshunter.io/developer/563513551) |

## What reviewers say

### Pipe Trades Pro Calc

[App page](https://appshunter.io/ios/app/pipe-trades-pro-calc/id596142100)

**Currently charting:** #198 Top Grossing · Utilities (US App Store)

This app provides advanced calculation tools and comprehensive data for pipe trade professionals. It streamlines workflows for pipefitters, welders, and steamfitters with features for measurements, fluid dynamics, and material specifications. Designed for efficiency and accuracy, it works offline for on-site use.

**Highlights:** Advanced measurement calculations, Fluid dynamics and pressure analysis, Comprehensive pipe data access, Offline functionality, User-centric interface, Material and dimension options

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $4.99 | per month |
| 1 Year Full Access | $39.99 | per year |

**What reviewers like**

- 🔢 Useful calculator tool
- 🧠 Helpful for pipe fitters and welders
- 📱 Convenient to have on mobile device
- 🔍 Accurate calculations

**What reviewers complain about**

- 💰 Subscription model is too expensive
- 🔒 Requires internet connection to verify subscription
- 🔄 Used to be a one-time purchase
- 🤔 Confusing transition from one-time to subscription

**Reported bugs**

- App freezes or stops working after updates
- Calculation errors with fractions
- Issues with reinstalling or transferring purchases

**Requested features**

- Ability to use app without subscription
- Support for larger pipe sizes
- Add a back/undo button
- Rotate screen orientation


### SpoolTracker

[App page](https://appshunter.io/ios/app/spooltracker/id1644046440)

This application helps construction professionals track the status of individual spools on a project. Users can scan QR codes to update spool status, attach images, and add comments for real-time project progress summaries.

**Highlights:** Track spool status, QR code scanning, Attach images to spools, Add comments to spools, Project progress summary, Easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Trades Pro Calc free?

Pipe Trades Pro Calc is free to download, with in-app purchases available.

### Is SpoolTracker free?

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

### Which has better reviews, Pipe Trades Pro Calc or SpoolTracker?

SpoolTracker is rated higher. Pipe Trades Pro Calc averages 4.8 out of 5 from 4.3K ratings, while SpoolTracker averages 5.0 from 4 ratings.

### Do Pipe Trades Pro Calc or SpoolTracker have ads?

Neither Pipe Trades Pro Calc nor SpoolTracker shows ads.

### Which is updated more often, Pipe Trades Pro Calc or SpoolTracker?

Pipe Trades Pro Calc ships an update every 7 months, and SpoolTracker every 4 months. Most recently, Pipe Trades Pro Calc was updated on October 3, 2026 and SpoolTracker on October 1, 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.*