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.
For small teams to access, markup, and share digital plans on the jobsite.
For growing organizations and contractors to streamline workflows and reporting.
For large organizations that need security, governance, and collaboration at scale.
Create a custom package to fit your needs.
Get connected with custom discounted pricing in recognition of the work you do.
Active duty service members, veterans, and military spouses qualify for our military discount.
Businesses at least 51% minority-owned and operated qualify for our minority-owned business discount.
Document Control | ||
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Unlimited projects, documents, photos & sheets | ||
Folder Organization | ||
Metadata Document Classification | ||
Manual and Automatic Hyperlinks | ||
Concurrent Plan Viewing | ||
Overlay & Side-by-Side Comparison | ||
Sheet Versioning, Exporting and Sharing | ||
Full Text Search | ||
Favorites | ||
As-Built Drawings |
Document Review & Markup | ||
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Advanced Drawing Viewer | ||
Layers | ||
Offline Access | ||
Markups & Stamps | ||
Notifications & Invites |
Project Management & Workflows | ||
|---|---|---|
ASI, PCO & Change Orders | ||
Issues & Punch List Tracking | ||
QA/QC Checklists & Inspections | ||
Meeting Minutes | ||
Daily Reports | ||
Custom Form Creation | ||
Configurable Workflow Setup | ||
Scheduling |
Platform | ||
|---|---|---|
iOS, Android & Windows Mobile Apps | ||
Role & Folder-Based Security | ||
Real-Time Multi-User Collaboration | ||
Automatic Software Updates | ||
Mobile & Online access | ||
Optimized Layout for Large Touchscreens | ||
Simultaneous Project Access |
Training & Support | ||
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24/7 Help Center Access | ||
Dedicated Account Manager | ||
In-App Chat Support | ||
No-Cost Training (On-Demand & Live Options) |
Enterprise-Only Features | ||
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Unlimited Users | ||
API Integration | ||
Single Sign-On (SSO) | ||
Volume Pricing Options |
With a single source of truth for project documents and plans, STACK allows team members to access what they need anytime, anywhere. No more printing or storage of paper documents, and unlimited plan pages mean no surprise costs when large documents add up.
For individual learners and quick questions, STACK has an extensive knowledge base of articles and videos. We also provide 1:1 and group training, in-app chat help, and phone and email support so you can make the most of your account.
Yes! STACK’s field app allows teams to collaborate from the office to the field.
STACK is effective for subcontractors of all trades, general contractors, property and facility managers, and owners and developers. From small businesses just starting out to enterprise-level corporations, the platform is customizable to your business processes.
All you need to do to get started using STACK is create your free trial. Then, you’ll be able to log in and try out the software features. Once you purchase the full version, you can instantly log in and continue using the app. You’ll be connected with your account manager, who can set you up for any training you may need to take full advantage of the platform.
A STACK license is linked to the users email address. The user has the ability to use all the feature sets based on the assigned role designated by the user and/or Administrator.
Under a single license, a user can launch the application on three different devices at once (e.g. phone, tablet, laptop).
STACK can be installed on as many supported devices as a user wants. However, the number of simultaneous sessions for 1 license is limited to 3 devices.
Absolutely! Contact your account manager for help deciding on the best plan for you.
You can assign licenses to whomever you deem necessary, whether they’re within your organization or external collaborators.
Yes, as long as each user from each organization has an activated license.
Yes, however they will need to purchase a license to access your invited project(s).
You can buy licenses whenever they are needed. Billing will be prorated against your renewal date.
Organizations that purchase 20 licenses or more have the privilege to invite an unlimited number of users with the Reviewer’s role. Reviewers have access to all software features as all other roles but they cannot share markups with other project members. This one-way communication stream is often used with subcontractors, external users, clients, etc.
Schedule a demo with a STACK Solution Specialist to learn more.


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