Help you find the Amazon, Costco and Instacart delivery windows
Check delivery slot availability on amazon fresh , primenow , costco and instacart, send a notification if there's a slot. Check multiple tabs on background.
1. Go to the check out page delivery slot page
2. The extension will check the page periodically and you don't need to stay on the page.
3. When a slot is found , you will get a notification.