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Diffwatch watches any product page and emails you the second "Out of stock" changes to "Add to cart" — so you're first in line, every time.
Drop in the URL of the product page you're waiting on. Works on any retailer — doesn't need to have a built-in "notify me" button.
Use "contains text" mode with "Add to cart" or "In stock". Diffwatch fires only when that phrase appears — cutting through noise entirely.
When availability changes, Diffwatch sends you an email within minutes. The product is usually still available — act fast.
Pro plan checks every 5 minutes. Free plan every 60 minutes. For high-demand items, Pro is worth it.
Any public product page that shows availability status in its HTML. Works on Amazon, Best Buy, Nike, most brand D2C stores, and more.
Diffwatch fetches rendered HTML so it sees the same content as a browser. Most modern storefronts work correctly.
Yes. Set up a watch per product URL. Pro users can monitor unlimited products simultaneously.