# Framing Calc: Rafter & Stairs

> Construction calculator: rafters, stairs, studs, concrete. One-time Pro.

Canonical page: [https://chrome-stats.com/d/com.wittyapps.framingcalc](https://chrome-stats.com/d/com.wittyapps.framingcalc)

## Overview

- **ID:** `com.wittyapps.framingcalc`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** witty apps
- **Category:** TOOLS
- **Downloads:** 41
- **Version:** 1.2.1
- **Last updated:** 2026-08-02
- **First published:** 2026-07-02
- **Publisher country:** KR
- **Size:** 23 MB
- **Data as of:** 2026-09-24
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.wittyapps.framingcalc)
- **Privacy policy:** [https://cleverlywittyapps.notion.site/Pipe-Calc-391c23508849815e9362dcfff63012fd?source=copy\_link](https://cleverlywittyapps.notion.site/Pipe-Calc-391c23508849815e9362dcfff63012fd?source=copy_link)

## Description

Framing Calc is a construction calculator built for carpenters, framers, and builders.<br><br>Rafters, hips and jacks, stairs, stud counts, concrete, blocks, roof area, and board feet - in feet, inches, and fractions, the way your tape reads. One-time purchase for Pro. No ads. No subscription.<br><br>- Common rafters: length, plumb cut, bird&#39;s mouth from pitch<br>- Hip/valley and jack rafters<br>- Stair stringers: rise, run, and step layout<br>- Stud counts at 16&quot; or 24&quot; o.c.<br>- Concrete volume, block counts, roof area, board feet<br>- Triangle / pitch solver<br>- Fraction-first input and results to 1/16&quot;<br><br>Built to replace subscription construction calculators with honest one-time pricing.<br><br>Use it as a framing calculator, rafter calculator, stair calculator, or general construction calculator - for roof framing, deck building, stair layout, and estimating.

## Rankings

- #2,364,833 — Overall

## Permissions and access

### Permissions

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

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