Cookie Policy
Last updated: April 2026
1. What are cookies
Cookies are small text files saved in your browser when you visit a website. They are used to maintain user sessions, remember preferences, and ensure services work correctly.
2. Cookies used by weldingOS
weldingOS uses only essential technical cookies. We do not use profiling cookies, behavioural advertising, or third-party tracking.
| Name | Provider | Purpose | Duration |
|---|---|---|---|
firebase:authUser:* | Firebase (Google) | Maintains the user authentication session | Session / 1 hour (ID token), persistent (refresh token) |
__stripe_mid | Stripe, Inc. | Fraud prevention during checkout | 1 year |
__stripe_sid | Stripe, Inc. | Stripe session during payment process | 30 minutes |
3. Third-party cookies
During checkout, Stripe may set its own technical cookies required for transaction security. See Stripe's Privacy Policy for details.
Firebase (Google) may use cookies to manage the authentication session. See Firebase Privacy.
4. Managing cookies
Since we only use essential technical cookies, your consent is not required to set them.
You can manage or delete cookies through your browser settings. Disabling technical cookies may impair service functionality (e.g. you may not be able to log in).
5. Contact
For any questions about cookies, write to privacy@weldingos.com.