Track Competitor Prices Automatically with AI
AI Detection
Smart algorithms that understand content changes, not just code diffs.
Instant Alerts
Get notified via Email, Slack, or Discord the moment a change is detected.
Visual Comparison
See side-by-side visual diffs to instantly spot layout shifts and visual bugs.
Daily/Hourly Checks
Flexible monitoring frequencies to suit your needs, from hourly to daily.
Staying ahead of competitor pricing is one of the most critical challenges in e-commerce. WatchDiff monitors any competitor product or category page and alerts you the moment a price changes no manual checking required.
Our AI identifies pricing elements on each page and filters out irrelevant noise like promotional banners or countdown timers. You only get notified when actual prices change.
With real-time pricing intelligence, your team can respond strategically by adjusting prices, launching promotions, or repositioning products before customers notice the gap.
WatchDiff runs around the clock at the check frequency you set. Whether you track dozens or hundreds of competitor SKUs, the platform scales with your operation.
How It Works
Add a competitor URL
Paste the URL of any competitor product or category page. WatchDiff automatically identifies pricing elements on the page.
Set your check frequency
Choose how often WatchDiff should check the page. The AI filters out dynamic noise and focuses on real price changes.
Receive price change alerts
When a price changes, you get an instant email notification showing the previous and new price so you can act immediately.
Frequently Asked Questions
How many competitors can I monitor at once?
It depends on your plan. Free plans support a handful of pages, while paid plans allow tracking dozens or hundreds of competitors simultaneously.
Does WatchDiff work with any e-commerce platform?
Yes. WatchDiff monitors any public web page, including stores on Shopify, WooCommerce, Magento, Amazon, eBay, and custom storefronts.
How does WatchDiff distinguish price changes from other page updates?
Our AI learns the structure of each monitored page and identifies pricing elements, automatically filtering out irrelevant changes like timestamps or ads.
Explore More Use Cases
Discover other ways to use WatchDiff for your monitoring needs.
Marketplace Change Detection
Automatically detect changes on marketplaces like Amazon and eBay. Get real-time alerts on listing updates, rule changes, and category shifts.
Supplier Inventory Monitoring
Automatically monitor supplier stock availability. Get instant alerts when products come back in stock or go out of stock so you can reorder first.
Price Change Alerts
Get instant alerts when product prices change on any e-commerce site. WatchDiff monitors prices automatically with AI-powered detection.
Product Pages
Monitor competitor and supplier product page changes automatically. Detect updates to descriptions, images, prices, and specifications with AI-powered alerts.
Terms of Service
Automatically track changes to terms of service and platform policies. Stay informed about updates that impact your business with instant alerts.
Competitor Landing Pages
Track changes to competitor landing pages automatically. Get alerts when messaging, offers, or designs change with AI-powered monitoring.
New Competitor Products
Get alerts when competitors launch new products or update their catalog. AI-powered monitoring catches changes you would miss manually.
Shipping Policies
Track changes to competitor shipping rates, free shipping thresholds, and delivery policies. Get alerts when competitors adjust their shipping strategy.
Product Availability
Track product stock status and availability changes on any website. Get alerts when items go in or out of stock with AI-powered monitoring.