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Best Roof Slope Calculator Apps

250+ iOS apps curated and reviewed

4.1 avg rating
16 free apps
Updated September 2026

Out of 250+ roof slope calculator apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Roof Slope Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Roof Pitch FactorRoof Pitch FactorFree3.8★ (456)NoNoAug 2026
2Roof Pitch Calculator ProRoof Pitch Calculator ProFree4.6★ (11)NoYesSep 2026
3Pitch GaugePitch GaugeFree3.8★ (261)YesYesJul 2026
4Slope Calculator & ToolsSlope Calculator & ToolsFree5.0★ (1)YesYesAug 2026
5Roof Calculator: Pitch, AngleRoof Calculator: Pitch, AngleFree4.3★ (33)NoYesAug 2026
6RoCa - roof calculatorRoCa - roof calculatorFree—YesNoJun 2026
7Slope Calc - Step by stepSlope Calc - Step by stepFree—NoNoMay 2026
8Rafterly: Rafter CalculatorRafterly: Rafter CalculatorFree—NoYesJul 2026

Top Picks for Roof Slope Calculator

Roof Pitch Factor#1

Roof Pitch Factor by BeOriginal

Editor's Choice
🔧 Utilities
3.8😞(456 ratings)
Free
Roof Pitch Factor screenshot 1
Roof Pitch Factor screenshot 2

Measure roof pitch accurately using your device's camera or manually. Get results in both pitch factor and degrees without complex calculations. Includes location data for saved photos.

What We Love

  • 🚀 Reliable roof pitch measurement
  • 👍 Useful for residential developments
  • 💡 Allows taking photos to document pitch
  • 👍 Accurate and easy to use

Room to Improve

  • 🐛 Crashes on iOS updates
  • 🐛 Compatibility issues with newer iOS versions
  • 🐛 Camera and location permission problems
  • 🐛 Difficulty closing the app
Pitch Gauge#3

Pitch Gauge by Pitch Gauge LLC

Roofing & Construction
Worth Considering
💼 Business
3.8😐(261 ratings)
FreeAdsIn-App Purchases
Pitch Gauge screenshot 1
Pitch Gauge screenshot 2
Pitch Gauge screenshot 3
Pitch Gauge screenshot 4
Pitch Gauge screenshot 5
Pitch Gauge screenshot 6

This app helps roofing and construction professionals with accurate roof take-offs, measurements, and project management. It offers features like pitch finding, photo documentation, lead tracking, and report generation to streamline business operations and sales.

What We Love

  • 🚀 Accurate roof measurements and square footage calculations
  • 👍 User-friendly interface and easy to learn
  • ⭐ Excellent customer service and responsive support team
  • 🎯 Saves time on job estimates and measurements
  • 📊 Integration with QuickBooks for seamless workflow
  • 📱 Useful pitch detection and angle measurement features
  • 💼 Comprehensive tool for roofing contractors and service providers
  • 🔧 Helpful tablet and stylus compatibility for better precision

Room to Improve

  • 🐛 Frequent app crashes and stability issues
  • ❌ Poor customer service responsiveness in recent years
  • 📉 Declining reliability over time with each update
  • 🔌 App won't open or recognize subscriptions
  • ⚠️ Inaccurate measurements on complex roof shapes
  • 😤 Intrusive advertisements blocking functionality
  • 🔐 Data loss and inability to save projects
  • 📸 Camera functionality frequently broken
  • 🔄 Constant need to reinstall app to fix issues
  • 💰 Billing issues and subscription recognition problems

More Roof Slope Calculator apps to explore

FAQ about Roof Slope Calculator

What are the best roof slope calculator apps for iPhone?
Roof Pitch Factor tops our roof slope calculator apps ranking as of September 2026, with a 3.8-star average from 456 App Store ratings, and it's free to download.
Yes — 16 of the top roof slope calculator apps we rank are free to download, including Roof Pitch Factor and Roof Pitch Calculator Pro.
Roof Pitch Factor has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ roof slope calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to quickly and easily determine the pitch of a roof. You can use your device's camera to measure the pitch or input measurements manually. It provides the pitch factor and degrees without requiring complex calculations.
Key features include the ability to display both pitch factor and degrees, use the app with or without the camera, and capture location information for saved photos. It simplifies roof pitch measurement for users.