Comparison

Flat Pattern vs Sheet Metal Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Flat Pattern

This tool helps fabrication professionals create precise flat patterns for various shapes, minimizing fabrication time and increasing accuracy. It supports a wide range of complex geometries for industries like pressure vessels, piping, and heavy equipment.

Highlights
  • Fabrication layout for pipes and cones
  • Supports various pipe intersections
  • Calculates transitions between shapes
  • Generates patterns for pyramids and spheres
  • Includes dish end and screw flight layouts
  • Minimizes fabrication time and increases accuracy
Features
Read full description

It is very helpful for developing fabrication layout of all types of shapes generally used in fabrication. it is minimize fabrication time, increased accuracy. Flat Pattern Calculator is Tool for All Types of Widely used fabrication shapes Such as Pipe, Truncated Pipes, Pipe Branch Connections, Pipe to Cone Intersections, Cone, Truncated Cone, Eccentric Cone, Tori Cone, Multi-Level Cone, Square to Round, Rectangular to Round, Round to Square, Round to Rectangular, Pyramid, Truncated Pyramids, Sphere, Dish ends, Miter bend, Fabricated Bend, Cut Bend, Screw Flight etc. In this App Following Fabrication Flat Patterns Options are available : Pipe Layout or Shell Layout or Pipe Flat Pattern. Truncated Pipe Layout or Pipe cut at any angle Flat Pattern. Truncated Pipe at Both end layout or Pipe cut by an angle on both side Flat Pattern. Pipe to Pipe Intersection with equal Diameters or Pipe Branch connection Flat Pattern. Pipe to Pipe Intersection with unequal diameters or Pipe Branch Connection Flat Pattern. Pipe to Pipe Intersection with offset diameters or Pipe Branch Connection Flat Pattern. Pipe to Cone intersection at Perpendicular to Axis Flat Pattern. Pipe to Cone Inter Section at Parallel to Axis Flat Pattern. Pipe Truncated by Radius Flat Pattern. Full Cone Layout Flat Pattern. Truncated or Half Cone Layout Flat Pattern. Multi Level Cone Layout Flat Pattern. Eccentric Cone Layout Flat Pattern. Multilevel eccentric cone layouts Flat Pattern. Tori cone with Knuckle radius at large end Flat Pattern. Tori cone with Knuckle radius at both ends Flat Pattern. Rectangle to Round or Square to Round Transition layout Flat Pattern. Round to Rectangle or Round to Square transition layout Flat Pattern. Pyramid layout Flat Pattern. Truncated Pyramid Layout Flat Pattern. Sphere Petal Layouts Flat Pattern. Dish End Petal Layouts Flat Pattern. Miter Bend Layout Flat Pattern. Screw Flight Layout Flat Pattern. In this application cone,shell,pipe,pipe branch connections, full cone, half cone, truncated cone, square to round, round to square, rectangular to round, Round to rectangular, pyramid, truncated pyramid, cone to pipe branch, spheres, dish ends etc. it is useful for those who are working in Pressure vessels fabrication, process equipment fabrication, welding, Piping, Insulation, Ducting, heavy Equipment fabrication, Storage tank, Agitators, Mechanical equipment, structures, industrial fabrication, heat ex changers etc. it is best tool for production engineers, fabrication engineer, planning engineers, costing and estimating engineers, project engineers, fabrication contractor, fabrication supervisors, fabrication fitters, fabrication worker.

About

Sheet Metal Calculator

This app simplifies sheet metal calculations for professionals and DIYers. It helps determine material thickness, size, weight, bend allowances, and cut lengths. Features include material selection, unit conversions, and geometric shape calculations.

Highlights
  • Material selection database
  • Thickness and size calculations
  • Accurate weight estimations
  • Bend allowance and K-factor calculation
  • Cut length and offcut optimization
  • Unit conversion tools
  • Geometric shape calculations
Features
Read full description

The Sheet Metal Calculator App is a powerful and user-friendly tool designed for anyone working with sheet metal, whether you're a professional metalworker, a DIY enthusiast, or a student learning the trade. This versatile app is engineered to simplify complex calculations, streamline your metalwork projects, and help you save time and resources. With a range of features and a user-friendly interface, it's the go-to tool for anyone involved in the world of sheet metal. Key Features: Material Selection: Choose from a comprehensive database of common sheet metal materials, including steel, aluminum, stainless steel, and more. Input custom material properties if needed, ensuring accurate calculations. Thickness and Size Calculations: Easily calculate the required sheet thickness for your specific project based on factors like load, span, and deflection. Determine the optimal sheet size and dimensions for your design, taking into account wastage and project constraints. Weight Estimations: Get accurate estimates of the weight of your sheet metal based on material, thickness, and dimensions, helping with transport and cost considerations. Bend Allowance and K-Factor: Calculate precise bend allowances and K-factors for accurate bending and forming operations. Support for various bending methods, including air bending and coining. Cut Lengths and Offcuts: Determine the length of sheet metal needed for your project, accounting for the material that will be removed in the cutting process. Minimize waste by identifying optimal cut patterns to reduce offcuts. Conversion Tools: Seamlessly convert between different units of measurement (e.g., inches to millimeters, pounds to kilograms) to ensure consistency in your calculations. Geometric Shape Calculations: Calculate the surface area and other geometric properties of various shapes (rectangles, circles, triangles) to simplify design and fabrication. With the Sheet Metal Calculator App, you can streamline your metalwork projects, reduce errors, and increase efficiency. Whether you're designing HVAC ducts, working on automotive repairs, or crafting custom metal art, this app is an indispensable tool for anyone in the sheet metal industry. Make precise, informed decisions and simplify complex calculations with ease. In app purchase included : Weekly, Monthly and Yearly Subscription included Privacy policy : https://chatlyst.in/privacy.html Terms and condition : https://chatlyst.in/tcondition.html

Screenshots

Flat Pattern4 screens
Sheet Metal Calculator4 screens

Verdict

The call

The clearest difference is price: Sheet Metal Calculator at Free against Flat Pattern's $7.99. Sheet Metal Calculator also leads on rating (1.4 vs 1.0) and ratings volume (9 vs 2). Flat Pattern's advantage is in-app purchases (none vs 3) and update cadence (daily vs every 4 months). On ads, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Sheet Metal Calculator is free to download; Flat Pattern costs $7.99 up front. Sheet Metal Calculator sells 3 in-app purchases, starting at $3.99 per 7 days. Flat Pattern asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sheet Metal Calculator holds the better App Store score, 1.4 against 1.0. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

UpkeepUpdate frequency

Flat Pattern ships an update daily, Sheet Metal Calculator every 4 months. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

Scorecard6 real differences · 4 level
Flat Pattern versus Sheet Metal Calculator: the parameters behind the verdict, then further details
ParameterFlat PatternSheet Metal Calculator
Price$7.99Free — better
Rating1.0 (2 ratings)1.4 (9 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings29 — better
Update frequencyDaily — betterEvery 4 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size64 MB39 MB
Age rating4+4+
DeveloperImran PinjaraKantaben Gorasiya

Customer experience

Flat Pattern

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Sheet Metal Calculator

All ratings9 ratings
Positive11.1%
Neutral0.0%
Negative88.9%
Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

In-app purchases

None

Flat Pattern

No in-app purchases

3 purchases

Sheet Metal Calculator

Subscriptions3
  • Weekly$3.997 Days
  • Monthly$8.991 Month
  • Yearly$17.991 Year

Questions

Is Flat Pattern free?
Flat Pattern costs $7.99, with no in-app purchases.
Is Sheet Metal Calculator free?
Sheet Metal Calculator is free to download, with in-app purchases available.
Which has better reviews, Flat Pattern or Sheet Metal Calculator?
Sheet Metal Calculator is rated higher. Flat Pattern averages 1.0 out of 5 from 2 ratings, while Sheet Metal Calculator averages 1.4 from 9 ratings.
Do Flat Pattern or Sheet Metal Calculator have ads?
Neither Flat Pattern nor Sheet Metal Calculator shows ads.
Which is updated more often, Flat Pattern or Sheet Metal Calculator?
Flat Pattern ships an update daily, and Sheet Metal Calculator every 4 months. Most recently, Flat Pattern was updated on October 1, 2026 and Sheet Metal Calculator on September 22, 2026.

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