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Monitor any site

Specific trackers for the retailers and data sources WebMonitor.fyi is most often used with. Each one shows what changes the monitors catch, how to set them up, and the honest limits.

Price & stock monitoring

Amazon price tracker with stock alerts

Set up an Amazon product monitor in under two minutes. Tell us what to watch in plain English — we send the alert when the price drops or stock returns.

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Price & stock monitoring

Walmart price tracker with stock alerts

Watch Walmart product pages for price drops, rollbacks, and stock changes. Get notified the moment something shifts.

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Price & stock monitoring

Target price tracker with stock alerts

Set up a Target product monitor in two minutes. Get alerts on price drops, RedCard discounts, and stock changes.

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Auction & listing monitoring

eBay listing and auction tracker

Watch eBay auctions, Buy It Now items, and search results for price drops or new listings. Get alerts on a five-minute cadence.

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Price & stock monitoring

Costco price tracker with stock alerts

Monitor Costco.com prices, member-only deals, and product availability. Alerts arrive the moment something changes.

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Price & stock monitoring

Best Buy price tracker with stock alerts

Monitor Best Buy electronics pricing, open-box availability, and high-demand restocks. Alerts arrive within minutes of the change.

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Travel monitoring

Hotel price tracker with rate drop alerts

Hotel rates change daily based on demand, season, and inventory. Set up a monitor on the rooms you're considering and get alerted when the price drops.

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Financial markets monitoring

SEC filing alerts and EDGAR monitoring

Track new filings for any public company. Catch 10-Ks, 10-Qs, 8-Ks, 13F-HR position disclosures, and S-1 IPO filings minutes after they hit EDGAR.

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IP & legal monitoring

Patent filing alerts — USPTO, EPO, and WIPO

Watch any patent office's public filing system for new applications, grants, and assignment changes. Useful for IP attorneys, competitive intelligence teams, and inventors.

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