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Cookie Policy

TrialStack cookie policy for cookies, analytics, and similar technologies used on web surfaces.

1. Introduction

This Cookie Policy explains how TrialStack ApS (“TrialStack”, “we”, “us”) uses cookies and similar tracking technologies on our marketing website (trialstack.com) and our application platform (app.trialstack.com).

We are committed to being transparent about the technologies we use. This policy should be read alongside our Privacy Policy, available at trialstack.com/privacy.

By continuing to use our website or platform, you consent to cookies being placed on your device in accordance with this policy (except for strictly necessary cookies, which do not require consent).

2. What Are Cookies

Cookies are small text files placed on your device (computer, phone, or tablet) when you visit a website or use an application. They allow the site to recognise your device on subsequent visits and store certain preferences or session information.

Cookies can be:

  • First-party cookies - set directly by TrialStack.
  • Third-party cookies - set by external services we use (such as authentication providers or analytics tools).
  • Session cookies - temporary, deleted when you close your browser.
  • Persistent cookies - remain on your device for a set duration.

3. Cookies We Use

We use the following categories of cookies:

3.1 Strictly Necessary Cookies

These cookies are essential for the website and platform to function correctly. They cannot be disabled. No consent is required for these cookies.

Cookie NameProviderPurposeDurationType
__clerk_db_jwtClerk, Inc.Stores the user’s encrypted authentication session token. Required for platform login.SessionFirst-party
__sessionClerk, Inc.Identifies the active user session within the TrialStack platform.SessionFirst-party
__client_uatClerk, Inc.Tracks user authentication state across tabs. Required for session consistency.Persistent (1 year)First-party
__cf_bmCloudflareBot management and security protection on Cloudflare-proxied resources.30 minutesThird-party

3.2 Functional Cookies

These cookies enable enhanced functionality and personalisation. They are not strictly necessary but improve your experience. You can disable them but doing so may affect some features.

Cookie NameProviderPurposeDurationType
ts_prefsTrialStackStores user interface preferences such as sidebar state and display settings.Persistent (90 days)First-party

3.3 Analytical Cookies

These cookies help us understand how visitors use our website and platform so we can improve them. All analytical data is aggregated and anonymised where possible. These cookies require your consent.

Cookie NameProviderPurposeDurationType
_vercel_insightsVercel, Inc.Aggregated, anonymised analytics on page visits and performance. No personally identifiable data is collected.SessionFirst-party (Vercel Web Analytics)

4. Third-Party Cookies

Some cookies are set by third-party services that appear on our pages. We have no direct control over these cookies. The relevant third parties are:

  • Clerk, Inc. (authentication) - Privacy policy at clerk.com/privacy.
  • Cloudflare, Inc. (security and content delivery) - Privacy policy at cloudflare.com/privacypolicy.
  • Vercel, Inc. (hosting and analytics) - Privacy policy at vercel.com/legal/privacy-policy.

When you first visit trialstack.com, you will be presented with a cookie consent banner that allows you to accept or decline non-essential cookies. You can update your preferences at any time by clicking the “Cookie Preferences” link in the footer of our website.

Strictly necessary cookies are placed automatically and do not require consent, as they are essential for the platform to function.

6. How to Manage Cookies

In addition to using our cookie consent tool, you can control and delete cookies through your browser settings. Instructions for the most common browsers:

  • Google Chrome: Settings > Privacy and Security > Cookies and other site data.
  • Mozilla Firefox: Settings > Privacy & Security > Cookies and Site Data.
  • Microsoft Edge: Settings > Privacy, search and services > Cookies and site permissions.
  • Apple Safari: Preferences > Privacy > Manage Website Data.

Please note that blocking all cookies - including strictly necessary cookies - will impair the functionality of the TrialStack platform and prevent you from logging in.

7. Updates to This Policy

We may update this Cookie Policy from time to time to reflect changes in the cookies we use or for legal, operational, or regulatory reasons. When we make material changes, we will update the Effective Date at the top of this document and notify registered users by email.

8. Contact

If you have questions about our use of cookies or this policy, please contact:

Data Protection Officer TrialStack ApS gitte@trialstack.com trialstack.com/privacy