Cancel your contract
Cancel blitz.cloud Pro without signing in. Pro runs to the end of the month you have paid for, and you get a confirmation by email.
Cancel the blitz.cloud Pro plan here, without signing in. Enter the email address you sign in to blitz.cloud with. Pro runs to the end of the month you have paid for and isn't renewed after that. You get a confirmation with the date and time of your cancellation by email.
If you are signed in, you can also cancel in the dashboard under Settings, in the Plan and usage section. To end the free plan, delete your account in Settings. What happens when Pro ends is in the terms.