Why Choose Our Calculator?

Built for precision, speed, and customization.

Advanced Calculators

Flat pattern solutions for All Types cones, Pipe Branches, Transitions, Petals types Spheres, Miter Bend, Screw Flight and more.

Secure & Reliable

High data security, PDF/DXF support, and trusted calculations.

Engineer Friendly

Custom units, fractions, and smart development line options.

24+ Flat Pattern Calculators for Every Fabrication Need

From simple cones to complex transitions, pipe branches, screw flights, and fabrication layouts. Everything you need for sheet metal and fabrication development

All Types of Cones

All Types of Transitions

Pipe Branches & Intersections

Miter Bend Layouts

Screw Flight Development

Sphere & Dish Petal Layouts

Hopper & Chute Layouts

24+ Professional Calculators

Trusted by engineers, fabricators, designers, and manufacturing professionals worldwide.

Choose Your Plan

Flexible pricing for engineers at every stage

Basic

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Access to All Flat Pattern Calculators
Development Lines Customization Available
Unit Setting Options Available
Fraction Inputs/Outputs Available
Single User Acess
Limited Number of Calculations
PDF Exports
No DXF Exports
Higher Data Security
Basic Email Support

Get Started

Pro

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Access to All Flat Pattern Calculators
Development Lines Customization
Unit Setting Options
Fraction Inputs/Outputs Available
Single User Acess
Unlimited Number of Calculations
PDF Exports Available
DXF Exports Available
Higher Data Security
Priority Email Support

Upgrade to Pro

Enterprise

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Access to All Flat Pattern Calculators
Development Lines Customization
Unit Setting Options
Fraction Inputs/Outputs Available
Multiple User Acess
Unlimited Number of Calculations
PDF Exports Available
DXF Exports Available
Higher Data Security
Dedicated Email Support

Contact Sales

Trusted by Engineers Worldwide

4.8/5 average rating based on 2,100+ users

SSL Secure & GDPR Compliant

Secure Payment Processing

No Data Sharing or Ads

See It in Action

Screenshots from our actual flat pattern calculators

Flat Pattern Calculator

Flat Pattern Type Selection

Sample Input Data

Sample Output Data

Generate Flat Patterns in Minutes

Simple workflow designed for engineers and fabricators.

Select Pattern Type

Choose from cones, transitions, branches, screw flights and more.

Enter Dimensions

Input fabrication dimensions using your preferred units.

Generate Pattern

Instantly calculate accurate flat pattern developments.

Export & Fabricate

Download PDF or DXF files ready for production.

What Our Users Say

Real engineers sharing their experience

“This tool saved me hours on layout planning. Accurate and simple!”

Arjun Mehta

Fabrication Engineer

“Love the DXF export. It fits right into our CNC workflow.”

Sneha Kulkarni

Design Lead

“I upgraded mainly to remove ads, but having DXF export and support made it worth every rupee.”

Rajiv M

Fabricator

“The Pro plan is a solid investment. The development lines feature is great!”

James Walker

Mechanical Engineer

“It’s intuitive and gives results instantly. My go-to tool for layout development.”

Ramesh Yadav

Sheet Metal Supervisor

“We reduced manual errors after switching to Let’sFab tools. Excellent support team too.”

Lisa Fernandes

Fabrication Quality Head

“This saves us days on projects. The Enterprise plan fits perfectly with our workflow.”

Ahmed Patel

Manufacturing Manager

Frequently Asked Questions

The Basic Plan gives you access to all calculators with limited calculations and PDF export features.

Yes, you can upgrade or downgrade your plan anytime from your dashboard.

All plans include email support. Pro & Enterprise plans get faster response times and priority handling.

Yes, subscriptions can be canceled at any time. You’ll continue to have access until your billing cycle ends.

We offer refunds for accidental charges or billing errors. Contact our support within 7 days for assistance.

Absolutely! All plans include access to new calculators as they’re added. Enterprise users get beta access too.

No installation required! Let’sFab tools work 100% online in your browser. Works on desktop, tablet, and mobile.

No. We don not charge you on recurring basis. No surprisingly debit from your account.

Compare All Plans

Feature	Basic	Pro	Enterprise
Access to All Calculators	✅	✅	✅
Custom Unit Settings	✅	✅	✅
Custom Development Lines	✅	✅	✅
Fraction Unit Support	✅	✅	✅
Unlimited Calculations	❌	✅	✅
PDF Export	✅	✅	✅
DXF Export	❌	✅	✅
Multi-User Access	❌	❌	✅
Priority Support	❌	✅	✅

Flat Pattern Calculator

Why Choose Our Calculator?

Advanced Calculators

Secure & Reliable

Engineer Friendly

24+ Flat Pattern Calculators for Every Fabrication Need

All Types of Cones

All Types of Transitions

Pipe Branches & Intersections

Miter Bend Layouts

Screw Flight Development

Sphere & Dish Petal Layouts

Hopper & Chute Layouts

24+ Professional Calculators

Choose Your Plan

Basic

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Pro

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Enterprise

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Trusted by Engineers Worldwide

See It in Action

Generate Flat Patterns in Minutes

Select Pattern Type

Enter Dimensions

Generate Pattern

Export & Fabricate

What Our Users Say

Arjun Mehta

Sneha Kulkarni

Rajiv M

James Walker

Ramesh Yadav

Lisa Fernandes

Ahmed Patel

Why Go Premium?

Save Time & Improve Accuracy

No CAD Software Required

Work Anywhere

Zero Ads, Full Focus

All Tools in One Place

Fractional Input & Output

PDF Export

DXF Export

Priority Customer Support

Frequently Asked Questions

What is included in the Basic Plan?

Can I upgrade later?

Do you offer support?

Can I cancel my subscription anytime?

Is there any refund policy?

Will I get updates for new calculators?

Do I need to install anything?

Will payment get auto debited from my card or bank account on recurring basis?

Need Help or Have Questions?

Compare All Plans

Ready to boost your productivity?