Vafervafer.app / blog
Cookie consent on Shopify, explained honestly.
Every cookie Shopify sets on your store: the complete list
The full table of Shopify's own cookies — names, what each one does, how long it lasts, and which consent category it belongs to.
September 17, 2026How to test if your cookie banner actually blocks tracking (5-minute check)
Most cookie banners just ask. A five-minute test with your browser's developer tools shows whether yours genuinely blocks trackers before consent — and deletes cookies after a reject.
September 17, 2026Google Consent Mode v2 on Shopify, explained in plain language
What Google Consent Mode v2 is, the four signals it sends, why Google made it mandatory for EEA advertisers, and how it works on a Shopify store.
September 17, 2026Shopify's Customer Privacy API: what it actually controls
Shopify has a native consent API that gates its own analytics cookies and Web Pixels. Here is what setTrackingConsent does, what it covers, and what it does not.
September 17, 2026GDPR vs CCPA for Shopify merchants: opt-in vs opt-out, in plain language
Europe requires consent before tracking; California requires a way to say no afterwards. What that difference means for your banner, your defaults and your Do Not Sell link.
September 17, 2026Rejecting cookies should delete cookies. Most banners don't.
Blocking stops future trackers, but identifiers already on the device keep being sent. Why deletion-on-reject matters, what it can and cannot remove, and how to check your own store.
September 17, 2026Global Privacy Control (GPC) on Shopify: the opt-out that needs no click
GPC is a browser signal that says “do not sell or share my data” automatically. Where it is legally binding, how it reaches your store, and what honouring it looks like.
September 17, 2026Do Shopify stores actually need a cookie banner?
If you have EU or UK visitors: yes, before non-essential tracking runs. If you have US visitors: you need a working opt-out. What the rules really require — and what they don't.
September 17, 2026
When a shopper says no, it means no.
Vafer is a cookie consent app for Shopify that holds known trackers until consent, deletes cookies on reject, and shows you proof it's working. Free in early access.
Join the waitlist