Comparison

TraceClub vs Unbend Flat Pattern Calculator

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

Head to head
About

TraceClub

Features
Read full description

TraceClub is a complete platform designed to help professionals and students develop and improve technical layout skills for real industrial applications. With structured PDF content, exclusive video tutorials, interactive tests, and practical tools with automatic calculations, TraceClub provides an intuitive and efficient learning experience — anytime, anywhere. The app includes detailed layout development, applied engineering formulas, technical manuals, safety procedures, and hands-on resources focused on boilermaking, welding, fabrication, and industrial maintenance. Whether you are working in the field or building your technical knowledge, TraceClub delivers practical tools and industry-focused content to support your daily work. Terms of Use: https://traceclubapp.web.app/termos_condicao.html

About

Unbend Flat Pattern Calculator

Features
Read full description

Unbend is a sheet metal calculator built for the shop floor, not the office. Type a dimension and the technical drawing redraws live, so you always see exactly which measurement you are editing. BENDING • Bend allowance, bend deduction and flat blank length • Single bend, multi-bend profiles, U channel, Z profile, hem and joggle • K-factor resolved from material and forming method, with a built-in R/T table • Set your own K-factor per material with the custom table (Pro) FLAT PATTERN DEVELOPMENT • Cone, truncated cone, cylinder, truncated cylinder and segmented elbow • Full ordinate table for marking out by hand • Pattern view with zoom and clear line language: solid for cut, dashed for bend BUILT FOR FABRICATORS • Fraction keypad with true stacked fractions, in inches or millimeters • Works completely offline, nothing is sent anywhere • Save jobs and return to them later • Available in 15 languages EXPORT • DXF for CNC, plasma and laser cutting (Pro) • True 1:1 PDF templates with a print calibration ruler (Pro) • Tiled PDF for patterns larger than the page (Pro) • Ordinates as CSV, or share the pattern as an image FAIR PRICING Every calculation is free and unlimited, forever. One single payment unlocks DXF export, 1:1 and tiled PDF templates, unlimited saved jobs and the custom K-factor table. No subscription, nothing renews, and the unlock stays with your store account. Terms of Use: https://looplab.app/apps/unbend/terms-of-service/, https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://looplab.app/apps/unbend/privacy-policy

Screenshots

TraceClub4 screens
Unbend Flat Pattern Calculator4 screens

Verdict

The call

The clearest difference is ads: TraceClub at none against Unbend Flat Pattern Calculator's shown. TraceClub also leads on update cadence (every 5 days vs fortnightly) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. TraceClub sells 2 in-app purchases, starting at $4.99 per month and Unbend Flat Pattern Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

TraceClub ships an update every 5 days, Unbend Flat Pattern Calculator fortnightly. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

Scorecard4 real differences Ā· 2 level
TraceClub versus Unbend Flat Pattern Calculator: the parameters behind the verdict, then further details
ParameterTraceClubUnbend Flat Pattern Calculator
PriceFreeFree
Update frequencyEvery 5 days — betterFortnightly
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14 — better16.4
Further details — not scored
Size84 MB60 MB
Age rating17+4+
DeveloperStrawti Tecnologia e Inovacao LTDAOmer Faruk BAGCI

In-app purchases

2 purchases

TraceClub

Subscriptions2
  • Plano Premium Mensal$4.991 Month
  • Plano Anual$22.991 Year
1 purchases

Unbend Flat Pattern Calculator

One-time1
  • Unbend Pro Unlock$14.99

Questions

Is TraceClub free?
TraceClub is free to download, with in-app purchases available.
Is Unbend Flat Pattern Calculator free?
Unbend Flat Pattern Calculator is free to download, with in-app purchases available.
Do TraceClub or Unbend Flat Pattern Calculator have ads?
Unbend Flat Pattern Calculator shows ads; TraceClub does not.
Which is updated more often, TraceClub or Unbend Flat Pattern Calculator?
TraceClub ships an update every 5 days, and Unbend Flat Pattern Calculator fortnightly. Most recently, TraceClub was updated on October 16, 2026 and Unbend Flat Pattern Calculator on October 18, 2026.

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