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SignalWatch
Know the second a page changes.
SignalWatch monitors public URLs for content changes and downtime, then POSTs a JSON webhook when the page drifts or fails. Built for operators watching competitor pricing pages, status pages, and changelogs without running their own crawlers. Dashboard and REST API included. Free tier covers 3 monitors at 15-minute intervals; Pro is $12/mo and Business is $29/mo.
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What does SignalWatch help with?
SignalWatch is an API-first website change monitor.
Add a public HTTP(S) URL, we fingerprint it on a schedule, and POST a JSON webhook when the page drifts, goes down, or recovers. A dashboard and per-account API keys are included.
Features
- Fingerprint any public URL on a schedule
- Webhook alerts on content drift, downtime, and recovery
- REST API with per-account keys
- Free tier: 3 monitors at 15-minute intervals
Try it: https://signalwatch.litework.me/
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