STACK
From $249/user/mo Takeoff & Estimate: $249-$299/user/mo billed annually; Build & Operate: $599-$699/user/year; custom Build Your Own subscriptions available
STACK is a bid-to-build construction software suite for specialty contractors and general contractors that need takeoff, estimating, document control, and…
- Published pricing is more transparent than most construction suites, with clear plan tiers and custom build-your-own options
- Strong preconstruction tools: takeoff, estimating, plan organization, compare, and markup
- Broad construction workflow coverage from bid to build, including field collaboration and closeout tools
- Enterprise-ready controls such as SSO, MFA, SOC 2 Type 2, and API access
- Helpful AI-assisted plan workflows and a real Excel integration path via STACK for Excel / Velixo
- The broader Build & Operate suite still requires a sales-led purchase for larger teams
- STACK is not a service-dispatch FSM tool, so HVAC/plumbing shops need a different fit if recurring service is the core workflow
- Pricing can rise quickly as teams move from takeoff-only plans to the full collaboration suite
- Advanced AI takeoff features may sit in higher tiers or add-ons
















































































