Cookie Policy
Effective Date: November 30, 2024 Last Updated: January 7, 2026
This Cookie Policy explains how Signkit OU ("we," "us," or "Signkit") uses cookies and similar technologies when you visit our email signature management platform at signkit.io (the "Service").
1. What Are Cookies?
Cookies are small text files stored on your device when you visit a website. They help websites remember your preferences and improve your experience. Similar technologies include localStorage and sessionStorage, which store data in your browser.
2. How We Use Cookies
We use cookies and similar technologies for the following purposes:
2.1 Essential Cookies
These cookies are necessary for the Service to function and cannot be disabled.
| Cookie Name | Provider | Purpose | Duration |
|---|---|---|---|
__clerk_db_jwt | Clerk | Authentication token | Session |
__client_uat | Clerk | User authentication state | 1 year |
__session | Clerk | Session management | Session |
Legal Basis: These cookies are strictly necessary for the Service to operate (GDPR Article 6(1)(b) - performance of contract).
2.2 Analytics Cookies
These cookies help us understand how you use the Service so we can improve it. Analytics cookies are disabled by default and only activated when you provide explicit consent (GDPR opt-in).
| Cookie Name | Provider | Purpose | Duration |
|---|---|---|---|
ph_* | PostHog | Session and user identification | 1 year |
_ga | Google Analytics | Distinguishes unique users | 2 years |
_ga_<ID> | Google Analytics | Persists session state | 2 years |
_gid | Google Analytics | Distinguishes users | 24 hours |
Legal Basis: Your explicit consent (GDPR Article 6(1)(a)). Analytics cookies are only set after you accept them via our Cookie Settings banner.
PostHog Data Processing:
- PostHog processes data in the European Union (eu.i.posthog.com)
- Data collected: Page views, click events, session duration, device info
- PostHog's Privacy Policy: https://posthog.com/privacy
Google Analytics (GA4) Data Processing:
- Google Analytics helps us understand traffic sources and marketing attribution
- We use Google Consent Mode v2, which ensures no data is collected before you consent
- Data collected: Page views, traffic sources, device info, user journey (anonymized)
- IP addresses are anonymized before storage
- Google's Privacy Policy: https://policies.google.com/privacy
3. Local Storage
In addition to cookies, we use browser localStorage for the following:
| Key Pattern | Purpose | Duration | Can Opt Out |
|---|---|---|---|
signkit_landing_* | Save landing page progress | 7 days | Yes (cleared on signup) |
signkit_cookie_consent | Store your cookie preferences | Persistent | No (required to remember choice) |
recent_searches | Remember recent searches in-app | Persistent | Yes (clear browser data) |
4. Third-Party Cookies
Some cookies are set by third-party services we use:
4.1 Clerk (Authentication)
- Domain: clerk.accounts.dev
- Purpose: Secure user authentication
- Type: Essential
- Privacy Policy: https://clerk.com/legal/privacy
4.2 PostHog (Analytics)
- Domain: eu.i.posthog.com
- Purpose: Product analytics
- Type: Analytics (consent required)
- Privacy Policy: https://posthog.com/privacy
4.3 Google Analytics (GA4)
- Domain: google-analytics.com, googletagmanager.com
- Purpose: Marketing attribution and traffic analysis
- Type: Analytics (consent required)
- Consent Mode: v2 (scripts only load after explicit consent)
- Privacy Policy: https://policies.google.com/privacy
5. Managing Your Cookie Preferences
5.1 Cookie Settings
You can manage your cookie preferences at any time by clicking "Cookie Settings" in our website footer. This allows you to:
- View which cookies are active
- Opt out of analytics cookies
- Update your preferences
5.2 Browser Settings
You can also control cookies through your browser settings:
- Chrome: Settings > Privacy and Security > Cookies
- Firefox: Settings > Privacy & Security > Cookies and Site Data
- Safari: Preferences > Privacy > Manage Website Data
- Edge: Settings > Privacy, Search, and Services > Cookies
Note: Blocking essential cookies will prevent you from signing in to the Service.
5.3 PostHog Opt-Out
To specifically opt out of PostHog analytics:
- Click "Cookie Settings" in our footer
- Toggle off "Analytics" cookies
- Click "Save Preferences"
6. Do Not Track
Some browsers have a "Do Not Track" (DNT) feature. We currently do not respond to DNT signals, but you can use our Cookie Settings to opt out of analytics.
7. Cookie Retention
| Cookie Type | Retention |
|---|---|
| Essential (Clerk) | Session or up to 1 year |
| Analytics (PostHog) | Up to 1 year |
| Analytics (Google GA4) | Up to 2 years |
| Preferences (consent) | Until you change them |
| localStorage | As specified per item |
8. Updates to This Policy
We may update this Cookie Policy from time to time. We will notify you of material changes by:
- Updating the "Last Updated" date above
- Posting a notice on our website
9. Contact Us
If you have questions about our use of cookies:
Signkit OU Lasnamae linnaosa, Sepapaja tn 6 15551 Harju Maakond, Tallinn Estonia
Email: help@signkit.io
10. Related Policies
- Privacy Policy - How we collect and use your personal data
- Terms of Service - Terms governing your use of the Service