RedX Decks - 3D Deck Builder

In-app purchases
3.8
237 reviews
10K+
Downloads
Content rating
Everyone
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About this app

Design decks. Add roofs. Generate permit ready blueprints.

RedX Decks is powerful deck design software for contractors, designers, and serious DIY builders. Create structurally sound decks, add roof-over-deck systems with beams and posts, and generate professional construction drawings in minutes.

Build straight, wraparound, gazebo, L-shaped, U-shaped, freestanding, multi-level, or fully custom decks with automatic framing layouts and structural calculations.

Decks With Roof Structures

Design:

• Roof over deck systems
• Post and beam covered decks
• Gazebo roofs
• Decks with integrated stairs and railings
• Multi-level structural framing

Create complete deck and roof framing plans including beams, joists, posts, and railing systems.

Permit Ready Blueprints

Generate professional PDF construction drawings:

• Joist and beam layout plans
• Elevation blueprints
• Framing layouts
• Post and railing layouts
• Stair stringer plans
• Structural load calculations
• Detailed material and cut lists

Perfect for permit applications, contractor submissions, inspections, and client presentations.

Automatic Structural & Framing Layout

RedX automatically calculates:

• Deck tributary areas
• Beam sizing logic
• Joist and beam placement
• Load distribution
• Structural checks

Automatically generate:

• Beam layouts
• Joist layouts
• Divider boards
• Joist blocking
• Post spacing
• Stair framing

Adjust spacing, deck load, materials, and wood species to match your project requirements.

3D Visualization & High-Quality Renders

View your deck and roof structure in realistic 3D. Rotate, zoom, and inspect every component before building.

Export high-resolution render images for client presentations, marketing, social media, or permit documentation.

Complete Material & Cut Lists

Get accurate:

• Lumber quantities
• Cut lists
• Fastener estimates
• Material summaries

Reduce waste and build with confidence.

Built for decks attached to a house or fully freestanding structures — from simple backyard builds to covered roof-over-deck systems.

Download RedX Decks and start creating permit ready deck and roof blueprints today.

Terms of Use (EULA)
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

RedX Apps Terms of Service
https://www.redxapps.com/terms-of-service
Updated on
Mar 31, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity
This app may collect these data types
Personal info and App info and performance
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

3.7
204 reviews
Ana Luisa Verdin
December 24, 2025
It's very complicated to use and doesn't offer me any options to create my own design; I simply wasted my time and money.😮‍💨😮‍💨
2 people found this review helpful
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B Baker
July 10, 2024
Pay wall immediately on opening the app. $6 or $70ish dollars for a full year. This app might do better with small adds on the top or bottom of the app screen and allow more users rather than charging monthly/ yearly simply because I won't use the app with a pay wall before I can even use the app.
6 people found this review helpful
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TEE JAY LOGAN
December 23, 2024
it's a good deck app I used the free trail to build a deck with. if the price to keep using it was more reasonable I'd keep it and use it more. It's easy to use and helpful. when you are ready to build your deck down load it. lay your deck out with it. don't forget get the cancel in 7 days.
3 people found this review helpful
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What’s new

This update adds new features and bug fixes.