StatsD might be a bit more popular than Wachete. We know about 2 links to it since March 2021 and only 2 links to Wachete. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Maybe try wachete.com. Their free account would allow you one email update per day per page monitored. So the restrictions would, by default, get you what you desire. Whether the Wachete notification email would show you enough information is another thing. Source: about 1 year ago
Keep checking every day. If you get real antsy, you can buy a subscription to wachete.com and see if anyone posts anything anywhere. Source: about 3 years ago
StatsD is a network daemon that listens for statistics, like counters and timers, sent over UDP or TCP and sends aggregates to one or more pluggable backend services. - Source: dev.to / about 2 years ago
If you are essentially tracking an incremental number, statsd was made specifically for this task. It's lightning fast and you can setup different metrics for each scenario you mentioned. Source: over 2 years ago
Visualping - Visualping is the easiest to use website checker, webpage change monitoring, website change detector and website change alert software of the web. Read more about Visualping.
Prometheus - An open-source systems monitoring and alerting toolkit.
Distill Web Monitor - Distill is a web monitoring tool. It can monitor RSS feeds, a webpage or a part of webpage. Alerts in the form of pop-up, audio or emails can be received.
Nagios - Complete monitoring and alerting for servers, switches, applications, and services
WebSite-Watcher - WebSite-Watcher detects website updates and highlights all changes in the text. WebSite-Watcher monitors web pages, password protected pages, disucssion forums and much more.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.