--- title: "Roof Rafter: Framing Calc - Reviews, Revenue and Downloads in Hong Kong SAR China | Apple App Store" description: "Roof Rafter helps framers, roofers, contractors, carpenters, and owner-builders solve roof framing jobs without doing roof math by hand. Use fast, field-ready calculators for common rafters, hip roof" --- # Roof Rafter: Framing Calc — Hong Kong SAR China ![Roof Rafter App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/5c/9b/c2/5c9bc29c-f55d-8fb8-bd60-a2ba027642d1/AppIcon-0-0-1x_U007epad-0-1-85-220.jpeg/434x0w.png) **Developer:** [Sebastin Michael](https://apptail.io/developer/sebastin-michael-IAqb) **Category:** Travel **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.zerothfloor.roofrafter **Store:** Apple App Store **Country:** Hong Kong SAR China **Version:** 1.0.2 (released 2026-03-28) **Original Release:** 2026-03-19 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/hk/app/app/id6760512868) **AppTail Page:** [https://apptail.io/app/roof-rafter-framing-calc-zlsz/hong-kong](https://apptail.io/app/roof-rafter-framing-calc-zlsz/hong-kong) ## Roof Rafter Description Roof Rafter helps framers, roofers, contractors, carpenters, and owner-builders solve roof framing jobs without doing roof math by hand. Use fast, field-ready calculators for common rafters, hip roofs, valleys, and gable trusses, then turn the result into saved projects, clear diagrams, 3D previews, and printable PDF packets. Why Roof Rafter stands out: - Roof framing focused, not a generic construction calculator - Local-first project storage for jobsite-friendly, on-device use - Built for real framing workflows with measurements, cut details, and organized outputs - Works in imperial and metric What you can do in Roof Rafter: - Calculate common rafters with run, rise, overhang, birdsmouth, and cut detail - Build hip roof layouts with hip lengths, jack schedules, ridge layout, and framing outputs - Solve valley geometry with valley lengths, intersecting roof angles, and cut planning - Create gable truss layouts with member lengths, spacing, and fabrication-ready references - Review results in annotated 2D diagrams and 3D previews - Save projects, revisit jobs later, and keep export history organized - Generate printable PDF packets, cut lists, and material summaries - Plan with whole-roof workflows, takeoff data, and sheathing support where needed Designed for the field: - Fast input for framing dimensions - Imperial and metric workflows - Job-based project organization - Shareable, print-ready outputs for crews, office review, or client handoff Free includes Common Rafter so users can get started quickly. Roof Rafter Pro unlocks advanced roof builders, export workflows, and expanded project capacity for serious day-to-day use. If you need a roof framing calculator that can grow into a real job workspace, Roof Rafter is built for that. Terms of Service: ## Roof Rafter Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d9/9a/77/d99a7734-cbbe-45eb-4927-f216c249c5b9/05-gable-truss-results.jpg/1284x2778.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/22/6c/59/226c590d-61d1-b6c8-7d54-bef5290ea21c/07-export-preview.jpg/1284x2778.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b6/7f/b7/b67fb716-6e22-6bf5-384c-bee900180e5e/03-hip-roof-results.jpg/1284x2778.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/80/9c/51/809c51db-2a2d-745b-0fcb-b815fc405869/04-valley-results.jpg/1284x2778.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/01/88/01/0188016c-8cf9-79ad-df41-7d3dfd86b3d2/08-projects-library.jpg/1284x2778.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a3/b4/a5/a3b4a561-bfe3-3ea1-ee4e-643ce99b83e6/06-whole-roof-3d.jpg/1284x2778.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ad/64/ec/ad64ecf5-01d8-373b-e502-77b17efeab5f/02-common-rafter-results.jpg/1284x2778.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/84/15/dd/8415dd03-f906-a2ff-88cf-b08204da2b53/01-whole-roof-overview.jpg/1284x2778.png) ## Roof Rafter Available In - [United Arab Emirates](https://apptail.io/app/roof-rafter-framing-calc-zlsz/united-arab-emirates) - [Argentina](https://apptail.io/app/roof-rafter-framing-calc-zlsz/argentina) - [Austria](https://apptail.io/app/roof-rafter-framing-calc-zlsz/austria) - [Australia](https://apptail.io/app/roof-rafter-framing-calc-zlsz/australia) - [Azerbaijan](https://apptail.io/app/roof-rafter-framing-calc-zlsz/azerbaijan) - [Switzerland](https://apptail.io/app/roof-rafter-framing-calc-zlsz/switzerland) - [Chile](https://apptail.io/app/roof-rafter-framing-calc-zlsz/chile) - [China](https://apptail.io/app/roof-rafter-framing-calc-zlsz/china) - [Cyprus](https://apptail.io/app/roof-rafter-framing-calc-zlsz/cyprus) - [Czechia](https://apptail.io/app/roof-rafter-framing-calc-zlsz/czechia) - [Ecuador](https://apptail.io/app/roof-rafter-framing-calc-zlsz/ecuador) - [Estonia](https://apptail.io/app/roof-rafter-framing-calc-zlsz/estonia) - [Spain](https://apptail.io/app/roof-rafter-framing-calc-zlsz/spain) - [Greece](https://apptail.io/app/roof-rafter-framing-calc-zlsz/greece) - [Hong Kong SAR China](https://apptail.io/app/roof-rafter-framing-calc-zlsz/hong-kong) - [Israel](https://apptail.io/app/roof-rafter-framing-calc-zlsz/israel) - [Iceland](https://apptail.io/app/roof-rafter-framing-calc-zlsz/iceland) - [Kazakhstan](https://apptail.io/app/roof-rafter-framing-calc-zlsz/kazakhstan) - [Luxembourg](https://apptail.io/app/roof-rafter-framing-calc-zlsz/luxembourg) - [Malta](https://apptail.io/app/roof-rafter-framing-calc-zlsz/malta) - [Malaysia](https://apptail.io/app/roof-rafter-framing-calc-zlsz/malaysia) - [Nepal](https://apptail.io/app/roof-rafter-framing-calc-zlsz/nepal) - [New Zealand](https://apptail.io/app/roof-rafter-framing-calc-zlsz/new-zealand) - [Peru](https://apptail.io/app/roof-rafter-framing-calc-zlsz/peru) - [Poland](https://apptail.io/app/roof-rafter-framing-calc-zlsz/poland) - [Romania](https://apptail.io/app/roof-rafter-framing-calc-zlsz/romania) - [Singapore](https://apptail.io/app/roof-rafter-framing-calc-zlsz/singapore) - [Tunisia](https://apptail.io/app/roof-rafter-framing-calc-zlsz/tunisia) - [Ukraine](https://apptail.io/app/roof-rafter-framing-calc-zlsz/ukraine) - [United States](https://apptail.io/app/roof-rafter-framing-calc-zlsz/united-states) - [South Africa](https://apptail.io/app/roof-rafter-framing-calc-zlsz/south-africa) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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