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Rafter Help

Name: Rafter Help
Availability: InStock
Rating: 4.62 (700 reviews)

The easiest way for contractors and DIYers to accurately calculate rafter lengths, ridge heights, and pitches. Save time on the job site and eliminate waste with precision framing tools built for your phone.

Utilities ›

Key Figures

Downloads

34K+

User Rating

4.6/5

Total Ratings

700

Publisher

Armchair Engineering

Precision Framing Made Simple

Stop guessing and start cutting with the ultimate tool for roof pitch, rafter lengths, and ridge heights, designed specifically for the modern job site.

Instant Math Accuracy

Solve complex rafter equations and ridge heights instantly without manual trigonometry or scrap-wood sketches, saving you time and stress.

Built for the Trade

Enter pitch using standard Rise/Run (e.g. 8/12) or degrees to match your blueprints and local building codes perfectly.

The following screenshots and description are sourced directly from the app's official store listing and are the property of the app developer.

App Store

Screenshots

Rafter Help - Rafter Help app interface showing basic gable roof calculation inputs and diagram — Rafter Help app interface showing basic gable roof calculation inputs and diagram

Rafter Help - Rafter Help app interface showing roof geometry diagram and calculated rafter lengths — Rafter Help app interface showing roof geometry diagram and calculated rafter lengths

Rafter Help - Advanced rafter calculation interface with technical measurement diagram — Advanced rafter calculation interface with technical measurement diagram

Rafter Help - Rafter Help mobile app screen showing roof pitch and rafter length calculations with a technical diagram — Rafter Help mobile app screen showing roof pitch and rafter length calculations with a technical diagram

Rafter Help - Settings menu for configuring units angles and decimal precision in the Rafter Help app — Settings menu for configuring units angles and decimal precision in the Rafter Help app

Rafter Help - Settings menu of the Rafter Help app showing options for units precision and angle measurements — Settings menu of the Rafter Help app showing options for units precision and angle measurements

Description

Rafter Help is the easiest way to calculate rafter length and associated values when building! Quickly find roof pitch, rafter lengths and ridge height for gable roofs, based on room and ridge width. Or calculate length values with more control from the Advanced tab. Features Include: - Accurately solve rafter equations - Enter pitch steepness in radians, decimal degrees or degrees, minutes, seconds (DMS) or rise/run (e.g. 8/12) - Enter lengths in mm, cm, inches or feet - Select your preferred number of decimal places