Comparison

Flat Pattern Bend Calculator vs El Tubero 2.0

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

Head to head
About

Flat Pattern Bend Calculator

This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.

Highlights
  • Cone calculations
  • Frustum calculations
  • Truncated cylinder layouts
  • Bend allowance calculations
  • Transition piece generation
  • Complex shape patterns
Features
Read full description

Unlock the power of advanced sheet metal calculations right at your fingertips. Flat Pattern Bend Calculator is a comprehensive tool designed for engineers, fabricators, and designers who need quick and accurate flat pattern layouts for a variety of complex shapes and transitions. This app simplifies complex metal sheet calculations, enabling users to accurately calculate flat pattern bends for various shapes and structures ► Key Features: Cone Calculations: Easily generate flat patterns for conical shapes. Frustum Eccentric (Parallel & Angle): Compute flat patterns for both parallel and angled eccentric frustums with precision. Truncated Cylinder: Obtain accurate layouts for truncated cylindrical shapes. Bend Allowance Calculations: Calculate bend allowances and deductions for various angles to ensure perfect bends every time. ► Transition Pieces: Rectangle to Circle: Seamlessly transition between rectangular and circular shapes. Rectangle to Circle Eccentric: Handle off-center transitions with ease. Circle to Rectangle: Convert circular shapes to rectangular patterns effortlessly. Rectangle to Rectangle: Calculate flat patterns for rectangular transitions. Complex Shapes: Pants & Pants Eccentric: Design complex bifurcated ducts and fittings. Breeches: Create layouts for Y-shaped connections. Tees: Generate patterns for T-shaped junctions. Pyramid: Calculate flat patterns for pyramid-shaped objects. Auger: Design helical screw patterns with precision. Sphere: Compute flat layouts for spherical shapes. Flange: Generate accurate flange patterns for pipe fittings. Why Choose Our App? • Efficiency: Reduce manual calculations and save valuable time on your projects. • Accuracy: Minimize errors with precise computations tailored to your specific needs. • User-Friendly Interface: Intuitive design makes complex calculations accessible to everyone. • Versatility: Ideal for HVAC ductwork, industrial piping, metal roofing, and custom fabrication projects. • Instant Results: Get immediate calculations to accelerate your workflow. Who Can Benefit? • Sheet Metal Fabricators • Mechanical Engineers • HVAC Professionals • Metalworkers and Welders • Industrial Designers • Students and Educators in Engineering Fields Take Your Fabrication Projects to the Next Level! Say goodbye to cumbersome manual calculations and hello to streamlined efficiency. Download the Sheet Metal Flat Pattern Calculator now and experience the future of metal fabrication. Download Today and Start Shaping Your Success! Privacy Policy : https://forms.gle/dnBUgnpqw4AREio97 Terms of Use : https://forms.gle/2uy2JqJa2JjkTZpo8

About

El Tubero 2.0

This app helps calculate pipe branch development, fitting runs, bends, and elbow cuts. It also determines bolt sizes, flange dimensions, and includes a unit converter with tightening torques.

Highlights
  • Calculate pipe branch development
  • Track fitting runs
  • Calculate bends and elbow cuts
  • Determine bolt and flange dimensions
  • Unit converter with tightening torques
  • Support for 14+ standards including metric stainless steel
Features
Read full description

This application is the updated and expanded version of Trazado de tubería El Tubero. With it, you can calculate the development of any pipe branch, track fitting runs, calculate bends, elbow cutting dimensions, pipe combs, determine the size and number of bolts required for each flange, calculate volumes and weights, use a unit converter, and much more. NEW FEATURES compared to El Tubero: - Language options include Spanish, English, Chinese, Hindi, French, Bengali, Portuguese, Russian, Indonesian, Swahili, German, Japanese, Italian, Romanian, Turkish, Korean, Urdu, and Arabic. - Calculate branch tapping. - Create pipe-to-elbow and elbow-to-pipe branches, including tapping. - Bevel-to-bevel bends. - Pipe dimensions from 14 different standards, including 9 metric stainless steel standards for the pharmaceutical and food industries. - Dimensions of screws and bolts for 5 different standards. Also includes wrench dimensions in both millimeters and inches. - Dimensions of gaskets for 6 different standards, including gaskets for RTJ flanges. - Dimensions of flanges for 4 different standards, including metric stainless steel flanges for the pharmaceutical and food industries. - Dimensions of BW elbows for 5 different standards, including metric stainless steel for the pharmaceutical and food industries. - Dimensions of tees for both ANSI and the pharmaceutical and food industries. - Dimensions of reducers for both ANSI and the pharmaceutical and food industries. - Dimensions of valves: flanged gate, flanged globe, flanged check, SW gate, SW globe, SW check, wafer check, wafer butterfly, lugged butterfly, ANSI flanged ball, DIN flanged ball, and SW ball. - Dimensions of flanged filters according to ANSI and DIN standards. - Cut elbows according to 5 different standards, including those used in the pharmaceutical and food industries. You can even manually specify the radius and diameter. - Expanded and improved unit converter. - Tightening torques for screws and bolts. You can see a sample video at the following link: https://www.youtube.com/watch?v=FDrwTxRHZD0 For any complaints or questions, please write to infoeltuberoios@gmail.com

Screenshots

Flat Pattern Bend Calculator4 screens
El Tubero 2.04 screens

Verdict

The call

The clearest difference is price: Flat Pattern Bend Calculator at Free against El Tubero 2.0's $3.99. Flat Pattern Bend Calculator also leads on rating (4.6 vs 1.0) and review sentiment (45% vs 20%). El Tubero 2.0's advantage is in-app purchases (none vs 6) and ads (none vs shown). On update cadence, device support and iOS requirement 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

Flat Pattern Bend Calculator is free to download; El Tubero 2.0 costs $3.99 up front. Flat Pattern Bend Calculator sells 6 in-app purchases, starting at $4.99 per 7 days. El Tubero 2.0 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Flat Pattern Bend Calculator holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Flat Pattern Bend Calculator has 151 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 45% of Flat Pattern Bend Calculator's written reviews are positive against 20% of El Tubero 2.0's.

UpkeepUpdate frequency

Flat Pattern Bend Calculator ships an update every 2 months, El Tubero 2.0 every 6 weeks. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

Scorecard7 real differences · 3 level
Flat Pattern Bend Calculator versus El Tubero 2.0: the parameters behind the verdict, then further details
ParameterFlat Pattern Bend CalculatorEl Tubero 2.0
PriceFree — better$3.99
Rating4.6 (151 ratings) — better1.0 (1 ratings)
Positive reviews45.2% of reviews — better20.0% of reviews
Number of ratings151 — better1
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size61 MB83 MB
Age rating4+4+
DeveloperBhavinkumar SatashiyaAlfredo Pombo

Customer experience

Flat Pattern Bend Calculator

All ratings151 ratings
Positive90.1%
Neutral1.3%
Negative8.6%
Written reviews31 reviews
Positive45.2%
Neutral6.5%
Negative48.4%

El Tubero 2.0

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive20.0%
Neutral40.0%
Negative40.0%

In-app purchases

6 purchases

Flat Pattern Bend Calculator

Subscriptions5
  • Weekly Subscription$4.997 Days
  • MONTHLY UNLOCK$6.991 Month
  • Offer : Yearly Access$29.991 Year
Show 2 more
  • Yearly Access$39.991 Year
  • YEARLY UNLOCK$39.991 Year
One-time1
  • LIFETIME UNLOCK$69.99
None

El Tubero 2.0

No in-app purchases

Questions

Is Flat Pattern Bend Calculator free?
Flat Pattern Bend Calculator is free to download, with in-app purchases available.
Is El Tubero 2.0 free?
El Tubero 2.0 costs $3.99, with no in-app purchases.
Which has better reviews, Flat Pattern Bend Calculator or El Tubero 2.0?
Flat Pattern Bend Calculator is rated higher. Flat Pattern Bend Calculator averages 4.6 out of 5 from 151 ratings, while El Tubero 2.0 averages 1.0 from 1 ratings.
Do Flat Pattern Bend Calculator or El Tubero 2.0 have ads?
Flat Pattern Bend Calculator shows ads; El Tubero 2.0 does not.
Which is updated more often, Flat Pattern Bend Calculator or El Tubero 2.0?
Flat Pattern Bend Calculator ships an update every 2 months, and El Tubero 2.0 every 6 weeks. Most recently, Flat Pattern Bend Calculator was updated on September 28, 2026 and El Tubero 2.0 on September 22, 2026.

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