STACK
The facts below are what the maker publishes about STACK, checked and dated. Our editors have not written about it yet.
Plans and prices
From STACK's own pricing page, checked 21 Sep 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Free | Free | 1 active project per month · Up to 300 plan pages · 50 measurements per project · 1 viewer seat |
| Premium | Priced on request | Unlimited projects · Unlimited plan pages · Unlimited measurements · Unlimited viewer seats |
| Pro | Priced on request | Unlimited projects · Unlimited plan pages · Unlimited measurements · Unlimited viewer seats |
| Build & Operate | $49 a month | Responsive plan viewing and markup · Issues, punch lists and daily reports · Customizable workflows · per user / month |
| Takeoff & Estimate | $299 a month | Quantity, labor and material takeoff · Flexible estimates and proposals · Unlimited plans and projects · per user / month |
| Full STACK Platform | $348 a month | Plan measurement and markup · Integrated estimating · Field and project management · per user / month |
| Build & Operate | $599 a year | Responsive plan viewing and markup · Issues, punch lists and daily reports · Customizable workflows · flat rate per year |
| Takeoff & Estimate | $2,599 a year | Quantity, labor and material takeoff · Flexible estimates and proposals · Unlimited plans and projects · Unlimited reviewer users · API integration · flat rate per year |
The facts
Each one read from STACK's own pages, with the date it was checked.
What it does
- Acquisition
- Crunchbase records STACK's acquisition of SmartUse as one acquisition.checked 15 Oct 2026
- API
- STACK offers a public partner API for moving plans and documents into STACK and sending estimate data to accounting or project-management systems.checked 15 Oct 2026
- API access conditions
- API use requires a customer subscription with API enabled, a partner account and approval; STACK says it responds to access requests within two business days.checked 15 Oct 2026
- Developer documentation
- Developer documentation covers authentication, sandbox testing, certification, production deployment, branding and support.checked 15 Oct 2026
- Enterprise controls
- The Enterprise Build & Operate tier adds unlimited reviewer users, API integration and single sign-on.checked 15 Oct 2026
- Estimating
- Quantities flow into live estimates with item and assembly libraries, proposals and AI checks for pricing risk.checked 15 Oct 2026
- Evaluate
- The platform uploads plans and specifications, auto-names sheets and flags revisions with AI assistance.checked 15 Oct 2026
- Integrations
- The partner ecosystem includes CRM, ERP, accounting and construction technology connections, with named partners such as Procore, QuickBooks, Autodesk and Acumatica.checked 15 Oct 2026
- Limit: document access
- Some reviewers report outdated documents or difficulty viewing drawings offline despite the product's offline-sync design.checked 15 Oct 2026
- Limit: navigation and bugs
- Independent reviews mention difficult navigation, occasional bugs, document-upload friction and time-consuming updates.checked 15 Oct 2026
- Limit: performance
- Users report lag or slow performance when internet quality is poor or drawing sets are very large.checked 15 Oct 2026
- Limit: pricing
- Reviewers cite high or rigid pricing, annual increases and a desire for more flexible tiered or multi-year discounts.checked 15 Oct 2026
- Offline mode
- The Field App can synchronize work completed without connectivity after an internet connection returns.checked 15 Oct 2026
- Praise: takeoff and estimating
- Review analysis highlights faster, more accurate takeoffs, integrated estimating and time savings as recurring benefits.checked 15 Oct 2026
Where it runs
- Browser performance limits
- STACK recommends Chrome, Firefox or Safari and at least 15 Mbps download and 3 Mbps upload, with 20/5 Mbps recommended.checked 15 Oct 2026
- Field app
- The mobile field application supports plan viewing, markups, issues, photos, daily reports and workflows.checked 15 Oct 2026
Money
- Build plans
- Build & Operate Essential includes plan and document management, markups, measurements, issues, version comparison, offline use and role-based folder security.checked 15 Oct 2026
- Plan comparison
- STACK provides overlay and side-by-side comparison of drawing versions.checked 15 Oct 2026
The company
- Company headquarters
- The company is headquartered in Cincinnati, Ohio, United States.checked 15 Oct 2026
- Company legal name
- Crunchbase lists the legal name as STACK Construction Technologies, Inc.checked 15 Oct 2026
- Company size
- Crunchbase places STACK in the 101–250 employee range.checked 15 Oct 2026
- Founded
- Capterra identifies Stack Construction Technologies as founded in 2011.checked 15 Oct 2026
- Headquarters
- Cincinnati, Ohio, USAchecked 23 Sep 2026
- Ownership and funding
- Crunchbase classifies STACK as a private venture-backed company with five funding rounds and lists Level Equity Management and CincyTech among its investors.checked 15 Oct 2026
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