Out of 249+ red x roof apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
This app is a 3D roof builder and rafter calculator for contractors and DIYers. It automatically generates professional blueprints with labeled parts, cut lists, and material estimates. Design complex roof systems in interactive 3D and export plans for the job site.
Design and generate professional construction plans for framing projects, from simple walls to full structures. Create permit-ready blueprints with accurate measurements, labeled parts, and complete cut lists instantly. Ideal for contractors, builders, designers, and DIYers.
What We Love
👍 Easy to use for any skill level
💡 Great for teaching apprentices
🚀 Quick and easy take-offs
👍 Super easy to use
👍 Easy to use app for DIYers
👍 Ease and accuracy impressed
🚀 Quick, accurate, recommend
👍 Very helpful for framing
👍 Cut sheet extremely helpful
👍 Great customer service
👍 Nice simple wall layout
👍 Great for framing and material count
👍 Easy to use for shop wall
👍 Impressed by ease and accuracy
👍 Great app, well worth the price
👍 Simple and easy to use
👍 Good product and service
👍 Great app for framing
👍 Awesome tool, easy, quick, accurate
Room to Improve
💰 Misleading free download, not free
💰 Separate charges for each app, not one account
💰 Confusing billing and account creation
💰 Subscription required for full functionality
💰 No middle ground for measurements, forces subscription
This app simplifies complex stair calculations and designs with advanced 3D visualization. It offers a comprehensive suite of calculators for various stair types, supporting multiple measurement units and providing detailed, to-scale plans for professionals and DIYers.
RedX Roof - Rafter Calculator tops our red x roof apps ranking as of October 2026, with a 4.7-star average from 868 App Store ratings, and it's free to download.
Are there free red x roof apps for iPhone?
Yes — 18 of the top red x roof apps we rank are free to download, including RedX Roof - Rafter Calculator and RedX Walls - Design & Build.
Does RedX Roof - Rafter Calculator have ads or in-app purchases?
RedX Roof - Rafter Calculator has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
How many red x roof apps are on the App Store?
We track 249+ red x roof apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.
