Flat Metal Patterns vs BuilderFax By Lumber
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flat Metal Patterns
This app simplifies metal pattern creation with precise mathematical calculations, saving time and reducing errors compared to manual methods. It offers various pattern types, unit conversions, and smart calculation features for both experienced professionals and beginners.
- Automated pattern calculation
- 20+ different pattern types
- Diameter-Circumference conversion
- Pipe and insulation reference tables
- Smart calculator for fractions/decimals
- Scale feature for large patterns
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Flat Metal Patterns is a metal pattern calculation program that helps us save time making the pattern and avoids possible errors that we may have when drawing the pattern by hand. You can also find products, tools and accessories online for the branch of industrial insulation. This application is aimed at experts, inexperienced and beginners; within the application you can find video tutorials that will guide you through the process of how to use the calculated pattern. For people who are experienced in tracing a pattern by hand, it will help them to avoid mistakes, calculate the pattern in seconds, and thus save time. The pattern calculation program is made based on mathematical calculations and converting those calculations into the pattern that we are used to work with. Inside you can find up to 20 different patterns, as well as Diameter - Circumference calculation, Pipe - Insulation reference tables and a length units calculator. Circumference-Diameter - The application works mainly with circumference values. Additionally, the application accepts diameter values that are converted to circumference. Pipe size - If you have the exact data of a pipe, the application has the ability to determine the exact circumference of the pipe. Smart calculator - Extremely important for specific operations on known fractions and decimals. This means that the calculator accepts the fractions of a conventional tape measure, and returns the results in the same way. Scale - An extremely important feature of the application that makes it easy for us to manufacture large-size patterns in parts. Terms of use: https://flatmetalpatterns.com/terms-and-conditions/
BuilderFax By Lumber
Securely store, manage, and share your professional certifications and licenses. Upload documents, categorize them for easy access, and instantly share verified credentials via QR code or SMS link for on-site proof.
- Add and manage certifications
- Categorize professional documents
- Share verified credentials instantly
- QR code and SMS link sharing
- Secure verification page
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BuilderFax is your trusted digital credential wallet, built specifically for construction professionals. Whether you're a carpenter, electrician, plumber, or welder, BuilderFax helps you securely store, view, and share your certifications, licenses, training records, and memberships—all in one place. Key Features: 1: Add Credentials Easily Upload front and back photos of your certifications, licenses, education records, training, or union memberships. Enter details and manage your professional documents with ease. 2: Organized Credential Management See your documents categorized for quick access 3. Share Verified Credentials Instantly Need to show proof on-site? Share verified credentials via QR code or SMS link. The QR code leads to a secure BuilderFax verification page, visible for 24 hours unless refreshed. Stay credential-ready. Stay job-ready. Download BuilderFax and keep your professional records at your fingertips—anytime, anywhere.
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Verdict
The clearest difference is rating: BuilderFax By Lumber at 5.0 against Flat Metal Patterns's 4.4. BuilderFax By Lumber also leads on in-app purchases (none vs 3) and update cadence (every 10 days vs every 5 weeks). Flat Metal Patterns's advantage is ratings volume (25 vs 7) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Flat Metal Patterns sells 3 in-app purchases, starting at $7.99 per month. BuilderFax By Lumber asks for nothing beyond the download.
BuilderFax By Lumber holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 25 and 7 respectively.
Flat Metal Patterns ships an update every 5 weeks, BuilderFax By Lumber every 10 days. The most recent releases landed on September 16, 2026 and September 13, 2026 respectively.
| Parameter | Flat Metal Patterns | BuilderFax By Lumber |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (25 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 25 — better | 7 |
| Update frequency | Every 5 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 135 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Ignacio Renteria-Molina | Lumberfi Inc |
Customer experience
Flat Metal Patterns
BuilderFax By Lumber
In-app purchases
Flat Metal Patterns
- One month subscription$7.991 Month
- 3 months subscription$19.993 Months
- 6 month subscription$38.996 Months
BuilderFax By Lumber
No in-app purchases
Questions
Is Flat Metal Patterns free?
Is BuilderFax By Lumber free?
Which has better reviews, Flat Metal Patterns or BuilderFax By Lumber?
Do Flat Metal Patterns or BuilderFax By Lumber have ads?
Which is updated more often, Flat Metal Patterns or BuilderFax By Lumber?
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