Fiberon Discovery Deck Designer vs Trex Deck Designer: Which Should You Use?
The verdict
Fiberon Discovery Deck Designer and Trex Deck Designer are both home & construction design tools, compared here side by side. Fiberon Discovery Deck Designer is free, brand-locked (Free) and runs in any web browser with nothing to install; Trex Deck Designer is free, brand-locked (Free) and runs in any web browser with nothing to install. Both are close on the basics, so the choice comes down to which free-tier limits and platform support fit your project.
Free tiers & pricing last verified Jun 23, 2026.
Pick Fiberon Discovery Deck Designer if…
Free, brand-lockedHomeowners planning a Fiberon composite deck who want a quick BoM.
Pick Trex Deck Designer if…
Free, brand-lockedHomeowners committed to Trex composite who want a contractor-ready shopping list.
Side by side
Fiberon Discovery Deck Designer
Free, brand-lockedFree with unlimited designs and a downloadable bill of materials, but the BoM is explicitly an estimate and every component is a Fiberon product.
Trex Deck Designer
Free, brand-lockedCompletely free with no payment and no export paywall, but every board, railing and SKU it prices is a Trex composite product, so the shopping list only works if you actually buy Trex.
Read the full reviews
Fiberon Discovery Deck Designer
Free with unlimited designs and a downloadable bill of materials, but the BoM is explicitly an estimate and every component is a Fiberon product.
Trex Deck Designer
Completely free with no payment and no export paywall, but every board, railing and SKU it prices is a Trex composite product, so the shopping list only works if you actually buy Trex.
Fiberon Discovery Deck Designer vs Trex Deck Designer: questions, answered
What is the main difference between Fiberon Discovery Deck Designer and Trex Deck Designer?
Both are close on the basics, so the choice comes down to which free-tier limits and platform support fit your project.
Is Fiberon Discovery Deck Designer or Trex Deck Designer free?
Fiberon Discovery Deck Designer is free, brand-locked and Trex Deck Designer is free, brand-locked. Fiberon Discovery Deck Designer: Free with unlimited designs and a downloadable bill of materials, but the BoM is explicitly an estimate and every component is a Fiberon product. Trex Deck Designer: Completely free with no payment and no export paywall, but every board, railing and SKU it prices is a Trex composite product, so the shopping list only works if you actually buy Trex.