Last updated: 22 April 2026

Cookie Policy

We use a minimal set of cookies — and we're transparent about every single one of them.

See also: Privacy Policy · Terms of Service

Strictly Necessary

Required

These cookies are essential for the website and platform to function. They cannot be disabled.

NamePurposeDurationDomain
diq_sessionMaintains your authenticated sessionSessionapp.diagramiq.io
diq_csrfCross-site request forgery protectionSessionapp.diagramiq.io
diq_prefsStores your UI preferences (theme, sidebar state)1 yeardiagramiq.io

Analytics

Optional

First-party analytics cookies that help us understand how visitors interact with our website. All data is anonymised and never shared with third parties.

NamePurposeDurationDomain
diq_analyticsAnonymous usage analytics (page views, feature usage)13 monthsdiagramiq.io
diq_refTracks marketing campaign source for internal reporting only30 daysdiagramiq.io

Functional

Optional

These cookies enable enhanced functionality such as in-app support chat.

NamePurposeDurationDomain
intercom-*In-app support chat (Intercom)9 monthsapp.diagramiq.io

What are cookies?

Cookies are small text files stored on your device by a website. They allow the website to recognise your device, remember your preferences, and understand how you use the site. Cookies cannot execute code or deliver viruses.

How we use cookies

DiagramIQ uses cookies only for the purposes listed in the table below. We do not use advertising cookies, cross-site trackers, or third-party analytics platforms that share your data. We do not share cookie data with any third party for marketing purposes.

Managing cookies

You can control and delete cookies through your browser settings. Note that disabling strictly necessary cookies will prevent you from logging in to the DiagramIQ platform.

To opt out of analytics cookies, click the "Cookie preferences" link in the footer of this website. Your preference is stored locally and respected on future visits.

Most browsers allow you to: view cookies stored on your device, delete some or all cookies, block third-party cookies, or block cookies from specific sites. Refer to your browser's help documentation for instructions.

Third-party cookies

We use Intercom for in-app support chat. Intercom may set cookies on your device when you interact with the support widget. These cookies are subject to Intercom's own privacy policy. You can disable the support widget in your account settings.

We do not use Google Analytics, Facebook Pixel, or any other third-party advertising or tracking technology.

Changes to this policy

We may update this Cookie Policy to reflect changes in technology, regulation, or our practices. Material changes will be communicated via email and by displaying a prominent notice on this website.

Contact

For questions about our use of cookies, email privacy@diagramiq.io.