We collaborate with industry-leading companies to deliver seamless partnerships and integrations that extend what you can do with STACK.
Access your partner tools, register deals, and connect with the STACK team.

STACK and Velixo launch STACK for Excel, an exclusive integration connecting takeoff and estimating data directly in Excel.
STACK's central hub for all the essential tools, insights and information you need to get started.
STACK's go-to resources for quick answers, video tutorials, support and more.

Consistent estimating accuracy builds confidence, speeds up bidding, and drives more profitable wins. STACK customers are proving this every day with higher win rates and revenue growth.
STACK makes every team stronger – from subcontractors on the hunt for more profitable work to GCs and homebuilders looking for flexible takeoff and estimating tools to building product manufacturers and suppliers aiming to earn new business and build lasting customer relationships with seamless product catalog access.
STACK's flexible cost databases ensure accurate project costs based on any number of factors including historical project costs and local and regional pricing.
STACK is significantly more intuitive and easier to set up. STACK also provides online help, chat and free training. ProEst Customer Service is slow due to small employee size and the product is difficult to set up.
STACK's open API and pre-built integrations allow for seamless workflows across all aspects of preconstruction and construction.
STACK excels when it comes to the key capabilities contractors look for in preconstruction software. From an extensive material and assembly database to intuitive plan organization & search features to superior training and customer support, STACK rises above the competition.
STACK | ProEst |
|---|
Takeoff & Estimating | ||
|---|---|---|
Basic Measurement | ||
Advanced Measurement | ||
Auto Counts | ||
AI Powered Takeoff | ||
Takeoff Library | ||
Takeoff Tagging / Labeling | ||
Estimate Management | ||
Estimate Proposals | ||
Items & Assemblies |
Document Control | ||
|---|---|---|
Integrated Document Capture | ||
Full Text Searching | ||
Plan Revisions and Overlay | ||
Auto Hyperlinking of Plans | ||
Markup | ||
Reporting and Exporting |
Environment | ||
|---|---|---|
Simplicity & Intuitiveness | ||
Cloud Enabled | ||
Integrations / API | ||
Sharing and Invites | ||
Flexible Training Options | ||
Live Chat |


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