Portalstack comes with all the digital features you need to build meaningful business relationships with your clients and prospects.


Create, send and track web documents such as proposals and engagement letters.

  • Block-styled editor to create your digital documents. 
  • Use rich content such as images and videos to make your documents more engaging.
  • Get notified when your clients view or approve your documents.
professional man creating a digital proposal
man creating an online form using a client portal software


Create digital forms for client intake, onboarding or ongoing information collection.

  • Create forms in minutes using our simple but powerful drag-and-drop form builder.
  • Simplify your forms by using conditional logic to show or hide fields based on responses to previous questions.
  • Keep tabs on your clients’ form progress with ease.


Get your documents and agreements signed faster.

  • Simply upload your document, drag and drop your input blocks, assign them to a client and hit send – it’s that easy.
  • Transactional data such as date, time and IP addresses of all signatories are recorded.
  • Keep track of documents pending signatures and schedule automated reminders, if needed.
woman collecting electronic signatures using a client portal software
man paying an invoice online using a client portal software


Get paid faster with online invoices.

  • Create and send beautifully designed online invoices in minutes.
  • Integrated with Stripe, a global leader in the payment space trusted by millions of businesses.
  • Full invoice history in one place for your clients.


Securely store and share important files and documents with your clients.

  • Avoid the inherent risks of sharing files and attachments over email.
  • Get notified when your clients open, preview or download a file.
  • Save time by uploading files to a common folder across all clients.
woman uploading and sharing files using portalstack's client portal software
team collaborating using a client portal software


Keep your clients updated on the progress of key service milestones.

  • Minimize client follow-ups by sharing and updating the statuses of your service delivery milestones.
  • Centralize communication with persistent chat messaging.
  • Add tasks to give your clients a fuller work breakdown.


Centralize service requests and support tickets to stay on top of deadlines.

  • Allow your clients to raise and track support requests.
  • Make it easier to plan, prioritize and deliver your services.
  • Triage and assign new requests to team members.
customers raising new service requests via a client portal software


Share valuable web content directly with your clients.

  • Create and share informative pages, knowledge articles, FAQs and essential resources, all within your client portal.
  • Embed rich media such as videos and images for more engaging content.
  • No more scattered information across email threads.


Host video calls with a single click using your personalized meeting room URL.

  • Your own unique persistent conferencing link.
  • Simple in-browser video conferencing solution – no downloads, registrations or headaches.
  • Screen share, background blur and chat enabled.
man on a video conferencing call using Portalstack's video calling feature

Try Portalstack Today

14-day free trial. No credit card required.

One platform to share and gather confidential information. Virtual data room, client portal, and document collection – all in one solution.

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