# Piping DataBase vs Construction Master Pro Calc

The clearest difference is price: Construction Master Pro Calc at Free against Piping DataBase's $9.99. Construction Master Pro Calc also leads on ratings volume (40K vs 212). Piping DataBase's advantage is review sentiment (86% vs 60%) and iOS requirement (6.0 vs 15.0). On rating, update cadence, ads and in-app purchases there is nothing between them.

Construction Master Pro Calc is free to download; Piping DataBase costs $9.99 up front. Piping DataBase sells 5 one-off in-app purchases and Construction Master Pro Calc sells 12 in-app purchases, starting at $3.69 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Piping DataBase against 4.8 for Construction Master Pro Calc. That said, the two scores are not equally well evidenced: Construction Master Pro Calc has 40K ratings behind it against 212, so its average is the more settled of the two. Written reviews are what separate them: 86% of Piping DataBase's written reviews are positive against 60% of Construction Master Pro Calc's.

Piping DataBase ships an update every 5 weeks, Construction Master Pro Calc every 3 weeks. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Piping DataBase | Construction Master Pro Calc |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.9 (212 ratings)](https://appshunter.io/ios/app/piping-database-xtreme/id361124046/reviews)** | [4.8 (40K ratings)](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446/reviews) |
| Number of ratings | 212 | **40K** |
| Positive reviews | **86.2% of reviews** | 59.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#19** | #45 |
| Size | 18 MB | 111 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Radin Alcira](https://appshunter.io/developer/352538434) | [Calculated Industries](https://appshunter.io/developer/370406449) |

## What reviewers say

### Piping DataBase

[App page](https://appshunter.io/ios/app/piping-database-xtreme/id361124046)

**Currently charting:** #19 Top Paid · Utilities, #154 Top Paid (US App Store)

Access a comprehensive piping database with detailed component information, dimensions, and figures. This continuously updated reference app offers a user-friendly interface for piping layout, drawings, and material take-offs. Get all modules for free for a limited time.

**Highlights:** Largest piping database, Detailed component information, Standard piping symbols, Interchangeable dimension units, Material take-off reference, Continuous updates based on user requests

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pipe Spacing | Free | one-time |
| Flanges B16.47 | Free | one-time |
| Malleable Iron Fittings | Free | one-time |
| Orifice Flanges B16.36 | Free | one-time |
| Flange Joint  Bolt Tightening Sequence | Free | one-time |

**What reviewers like**

- 🚀 Handy reference
- 🔧 Comprehensive data
- 👍 User-friendly
- 💰 Worth the money
- 🔍 Accurate information

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Incomplete or inaccurate data in some areas
- 💻 Needs better compatibility with newer devices/OS

**Reported bugs**

- Crashes after recent update
- Incorrect dimensions for some fittings

**Requested features**

- Add support for more pipe/fitting standards (e.g. DIN, AS)
- Include more detailed information (e.g. flange pressure/temp ratings, swage dimensions)
- Implement a favorites/recent list for quick access
- Provide a PC/desktop version for easier integration with CAD


### Construction Master Pro Calc

[App page](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446)

**Currently charting:** #45 Top Grossing · Utilities (US App Store)

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

**Highlights:** Dimensional math and conversions, Right angle and rafter calculations, Area and volume solutions, Full trigonometric functions, Built-in user's guide and help, Save and share calculations, Project notes and attachments

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $3.69 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| CMPro Full Access | $9.99 | per year |
| 6 Months Full Access | $19.99 | per 6 months |
| 1 Year Full Access | $19.99 | per year |
| 1 Year Full Access | $29.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |

**What reviewers like**

- 🚀 Convenient and always available
- ⚙️ Comprehensive construction calculations
- 💪 Industry-standard tool
- 🔍 Accurate and reliable
- 📱 Integrates well with mobile devices

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔒 Locks data behind subscription
- 🔄 Forced to re-purchase after device changes
- 🔍 Lacks full metric support
- 🔧 Occasional UI/UX issues

**Reported bugs**

- Crashes or freezes on certain devices
- Calculation errors in some scenarios
- Inconsistent behavior after updates

**Requested features**

- Add metric unit support
- Offer one-time purchase option
- Improve backup and data transfer
- Add more customization options
- Enhance overall user experience


## Frequently asked questions

### Is Piping DataBase free?

Piping DataBase costs $9.99, and also offers in-app purchases.

### Is Construction Master Pro Calc free?

Construction Master Pro Calc is free to download, with in-app purchases available.

### Which has better reviews, Piping DataBase or Construction Master Pro Calc?

Piping DataBase is rated higher. Piping DataBase averages 4.9 out of 5 from 212 ratings, while Construction Master Pro Calc averages 4.8 from 40K ratings.

### Do Piping DataBase or Construction Master Pro Calc have ads?

Neither Piping DataBase nor Construction Master Pro Calc shows ads.

### Which is updated more often, Piping DataBase or Construction Master Pro Calc?

Piping DataBase ships an update every 5 weeks, and Construction Master Pro Calc every 3 weeks. Most recently, Piping DataBase was updated on October 13, 2026 and Construction Master Pro Calc on October 15, 2026.

### Which is more popular, Piping DataBase or Construction Master Pro Calc?

Piping DataBase currently peaks at #19 in the App Store charts, and Construction Master Pro Calc at #45. Chart position reflects recent download velocity rather than total install base.

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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.*