Last updated: October 16, 2026.
Your data
Amounts and week checkmarks you enter into Week52 are processed entirely in your browser. They are never sent to our servers. Progress is saved in your browser's local storage on this device; press Reset to clear it, or clear your browser's site data.
Hosting logs
Our hosting provider may keep standard request logs (such as IP address, browser and pages requested) for security and reliability. These never include your tool inputs.
Advertising and cookies
We may show ads served by Google AdSense. Google and its partners use cookies to serve ads based on your prior visits to this and other websites. You can opt out of personalised advertising at Google Ads Settings or aboutads.info. Where required by law, you will be asked for consent first. Ads never receive the data you enter in the tool.
Children
Week52 is a general-audience tool and does not knowingly collect personal information from children.
Contact
Questions about this policy? See the contact page.