WhichGrocer - Price Comparison by WhichGrocer

Automatically compares prices on Woolworths, Coles, ALDI, Chemist Warehouse & more. See instant savings directly on the page.

Some features may require payment

Available on Firefox for Android™

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About this extension

WhichGrocer automatically compares prices across Australian stores while you shop — no more switching tabs!
Instantly see the cheapest option for products on Woolworths, Coles, ALDI, Chemist Warehouse, Priceline and more.

Key Features:

✓ Real-time price comparison directly on the store page
✓ See exact savings vs other stores (e.g. “Save $4.20 at ALDI”)
✓ Works while browsing Woolworths, Coles, ALDI, Chemist Warehouse and Priceline
✓ Free tier available (Coles vs Woolworths)
✓ Premium ($1.99/mo) unlocks all stores

Perfect for anyone tired of overpaying on groceries and health products in Australia.

Recent updates:
Now supports Chemist Warehouse and Priceline with more store support coming soon!

Join thousands of savvy Australian shoppers saving money every week.

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Permissions and data

Required permissions:

Access your data for sites in the woolworths.com.au domain
Access your data for sites in the coles.com.au domain
Access your data for sites in the aldi.com.au domain
Access your data for sites in the chemistwarehouse.com.au domain
Access your data for sites in the priceline.com.au domain

Optional permissions:

Access your data for sites in the woolworths.com.au domain
Access your data for sites in the coles.com.au domain
Access your data for sites in the aldi.com.au domain
Access your data for sites in the chemistwarehouse.com.au domain
Access your data for sites in the priceline.com.au domain
Access your data for sites in the execute-api.ap-southeast-2.amazonaws.com domain
Access your data for whichgrocers3storageprod41404-staging.s3.ap-southeast-2.amazonaws.com

Required data collection, according to the developer:

Authentication information
Personally identifying information
Website activity
Website content

Optional data collection, according to the developer:

Technical and interaction data