STACK
Cloud-based construction takeoff and estimating software
Founded
2012
Starting Price
$0
Category
Construction Software
Last updated March 25, 2026
About STACK
STACK is a cloud-based preconstruction platform that helps contractors perform digital takeoffs, build detailed cost estimates, and collaborate on projects in real time. It uses AI-powered tools to automate measurements and pricing, enabling faster and more accurate bids for construction projects.
Pros & Cons
Pros
- Extremely user-friendly interface that is easy to learn and navigate
- AI automation for tracing walls and lines dramatically speeds up takeoffs
- Cloud-based so teams can collaborate on projects from anywhere in real time
- Excellent customer support with a responsive and evolving product team
- Integrated takeoff and estimating eliminates switching between separate tools
Key Features
Digital Takeoff
Measure plans with dedicated tools for area, linear, arc, pitched, count, and volume measurements
AI-Powered OCR
Automatically extract plan titles and content using optical character recognition for faster estimates
Integrated Estimating
Build detailed cost estimates with automatic pricing and customizable line items directly from takeoffs
Cloud Collaboration
Multiple team members can work simultaneously on takeoffs and estimates with real-time visibility
Aerial Imagery
Use satellite and aerial images for sitework takeoffs and measurements
Proposal Generation
Create professional proposals and bid packages directly from your estimates
Assembly Libraries
Build reusable assembly templates with predefined materials and labor for consistent estimating
Pricing
Free
$0
- Up to 2 concurrent projects
- 7-day Pro feature access
- Basic takeoff tools
1 Estimator
$2,999/year
Best For
Preconstruction Bidding
Perform accurate digital takeoffs and generate cost estimates to win more bids faster
Residential Construction
Measure and estimate roofing, siding, flooring, and other residential trade work from uploaded plans
Commercial Estimating
Handle complex commercial projects with multi-user collaboration and assembly libraries
Subcontractor Estimating
Specialty trade contractors can quickly quantify their scope and generate competitive proposals
