Residential Blueprints & Calcs
Construction Design Drawings
$8.99 · Designed for iPad. Not verified for macOS.
Learn to read construction blueprints . 136 detailed drawings, 21 engineering calculators, and a complete guide to residential construction documents — all in one app.
Master the language of residential construction drawings with this comprehensive visual reference. Whether you're a student, homeowner, aspiring builder, or seasoned professional, this app puts an entire library of construction blueprints at your fingertips.
Browse 136 detailed illustrations organized across 11 disciplines, including Architectural, Structural, Electrical, Plumbing, Mechanical, Civil/Site, HVAC, Low-Voltage, Fire Protection, Energy Compliance, and General/Cover Sheets. Each drawing represents a real-world document type found in professional permit-ready drawing sets, from foundation plans and framing details to electrical load calculations and plumbing isometrics.
Features:
Illustrated Library: 136 construction drawings grouped by discipline with a swipeable, full-screen gallery. Pinch to zoom, double-tap for detail, and swipe between drawings.
Powerful Search: Instantly find any drawing by title or category.
Interactive Guide: Learn what a construction drawing set is, explore the complete 10-section discipline breakdown with sheet numbers, understand the roles of architects, engineers, and contractors, and discover how to read a blueprint.
21 Engineering Calculators: Perform quick calculations across seven disciplines, including beam analysis, concrete volume, duct sizing, voltage drop, fixture units, pipe flow, and more.
Favorites: Save the drawings you reference most for quick access.
Works Offline: All content is stored locally. No internet connection required.
This app is based on several books about Residential Construction Blueprints and is intended to illustrate concepts related to residential construction documentation and engineering design. The drawings are not intended to serve as a complete, permit-ready, or construction-approved set for any specific project.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Yuhsiu Lai, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Yuhsiu Lai
- Size
- 602.4 MB
- Category
- Education
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 iTech Tools
