Lowe's Deck Designer vs Trex Deck Designer: Which Should You Use?
The verdict
Lowe's Deck Designer and Trex Deck Designer are both home & construction design tools, compared here side by side. Lowe's 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 Lowe's Deck Designer if…
Free, brand-lockedDIYers planning a basic deck who intend to buy materials at Lowe's.
Pick Trex Deck Designer if…
Free, brand-lockedHomeowners committed to Trex composite who want a contractor-ready shopping list.
Side by side
Lowe's Deck Designer
Free, brand-lockedFree with no purchase or account upgrade, but the material list and prices are pulled from Lowe's own inventory and the plans are not engineered or permit-ready.
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
Lowe's Deck Designer
Free with no purchase or account upgrade, but the material list and prices are pulled from Lowe's own inventory and the plans are not engineered or permit-ready.
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.
Lowe's Deck Designer vs Trex Deck Designer: questions, answered
What is the main difference between Lowe's 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 Lowe's Deck Designer or Trex Deck Designer free?
Lowe's Deck Designer is free, brand-locked and Trex Deck Designer is free, brand-locked. Lowe's Deck Designer: Free with no purchase or account upgrade, but the material list and prices are pulled from Lowe's own inventory and the plans are not engineered or permit-ready. 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.