# Sheet Metal Layout: Patterns

> Sheet metal flat-pattern layout: cones, elbows, reducers. Ad-free, offline.

Canonical page: [https://chrome-stats.com/d/com.wittyapps.sheet\_metal\_layout](https://chrome-stats.com/d/com.wittyapps.sheet_metal_layout)

## Overview

- **ID:** `com.wittyapps.sheet_metal_layout`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** witty apps
- **Category:** TOOLS
- **Downloads:** 275
- **Version:** 1.0.1
- **Last updated:** 2026-08-02
- **First published:** 2026-07-16
- **Publisher country:** KR
- **Size:** 23 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.wittyapps.sheet_metal_layout)
- **Privacy policy:** [https://cleverlywittyapps.notion.site/Privacy-Policy-39bc23508849817f844ac12c5cbbba60](https://cleverlywittyapps.notion.site/Privacy-Policy-39bc23508849817f844ac12c5cbbba60)

## Description

Mark out the flat pattern, cut once. Sheet Metal Layout develops the patterns fabricators lay out every day — cones, miter elbows, tees, reducers and square-to-round transitions — right on your phone, fully offline.<br><br>PATTERNS THAT MATTER<br>• Miter elbow — two-piece, any angle<br>• Cone and frustum — full radial-line development with sector angle<br>• Concentric and eccentric reducers — triangulated true lengths<br>• Round offsets and lobster-back (segmented) elbows<br>• Equal and unequal tees — branch saddle cut depths<br>• Square to round — corner true lengths, laid out<br><br>LAID OUT RIGHT<br>• Every pattern gives you key dimensions, a schematic and a numbered ordinate / true-length table<br>• A step-by-step &quot;How to lay out&quot; list walks the parallel-line, radial-line or triangulation construction<br>• Copy any ordinate table as text to keep with your job notes<br><br>ACCURATE TO THE METAL<br>• Layout follows the neutral fibre — set the K-factor (mid-wall by default) so bend allowance is built in, not guessed<br>• Pipe mode auto-fills outside diameter and wall from a built-in nominal pipe-size table (½&quot;–12&quot;, schedule 40/80)<br>• Sheet mode takes diameter and thickness directly<br><br>BUILT FOR THE SHOP AND THE FIELD<br>• Inch (fractions to 1/16&quot;) or millimetre — one tap to switch<br>• 100% offline — works anywhere, no signal needed<br>• Big controls, screen stays awake, no account<br>• Your inputs never leave your phone<br><br>ONE-TIME PURCHASE<br>The free version includes the miter elbow, cone / frustum and reducer patterns — full functionality, never crippled. Sheet Metal Layout Pro is a single one-time purchase that unlocks the remaining five patterns.<br><br>No subscription. No ads. No feature removals. Ever.<br><br>Reference layout only. Add your own seams, laps and material allowance, and always verify before cutting.

## Rankings

- #1,593,286 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.wittyapps.sheet_metal_layout.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.wittyapps.sheet_metal_layout)