Get the Leif Extension

Sustainability scores and ethical alternatives, right where you shop.

Add to Chrome Add to Edge Add to Brave

Edge, Brave, Opera, and Arc install from the Chrome Web Store. Firefox and Safari coming soon.

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Scores at a glance

See how a brand stacks up on environmental, social, and governance practices the moment a product page loads.

Better alternatives

When a product falls short, Leif suggests verified ethical alternatives sourced from our curated supplier list.

Works where you shop

Currently active on Amazon product pages, with more retailers coming soon.

Free, no account required

Install once and it runs in the background. Sign in only if you want to save preferences across devices.

Privacy

Leif only activates on supported retail sites and only reads the page content needed to identify the product. We don't sell your browsing data or inject affiliate tags into third-party links. For full details, see our Privacy Policy.