Capital One Shopping was formerly known as Wikibuy before Capital One acquired the shopping app in 2018.
Easy to install and use.
Free money for little effort.

Wikibuy
Earn free or reduced-price items.
Finds more coupons than competing extensions.
The price comparison feature isn’t always accurate and may pull up inaccurate listings.

When unable to find coupons, it can feel like a waste of time.
How Does the Capital One Shopping Coupon Extension Work?
The extension may appear automatically, or you might need to go for the icon.

(There is no guarantee the codes will work; many will not.)
Valid coupon codes will be applied to your checkout total.
Where Is Capital One Shopping Available?

A companion Capital One Shopping app is also available on iOS and Android devices.
you could use Capital One Shopping on the most popular shopping sites.
Check out thecomplete list of participating merchantsfor more details.

SelectAdd to [your web app] - It’s Free.
If you use Safari, you’re directed to the App Store; selectGetorInstallto add the extension and proceed.
When the onboarding process launches, fill out the details you see on the screen.

Wikibuy
Or, if you have an account already, chooseSign inand then follow those steps.
SelectContinueto save, and thenSkip Stepon the next few screens to finish up.
Is Capital One Shopping Safe?
online window extensions can track personal data and include malware, so be careful about which ones you install.
It works much like the web client extension.
Capital One Shopping will automatically test coupon codes before you check out.