Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
United States

Apps similar to Hydrozen.io include Uptime Kuma, which is free and open source. Other options are Better Stack, UptimeRobot, Tianji and Pingdom. Website Monitoring Tools like Hydrozen.io are a crowded field, with more than 50 alternatives for the web, self-hosting, Mac, Linux and Windows.

Latency test is a tool that helps you periodically test the latency of your website or API and monitor uptime. It let's you know if your website is down or slow using off the shelf integrations, such as E-mail, Slack, OpsGenie, PagerDuty, etc.




UpTimeLine checks that your websites are online and notifies you in case of downtime. Get up to 20 monitors checked every 5 minutes for free. All HTTP methods, custom body and headers, regex check on response body, SSL certificate monitoring and more.

UptimeBoss is a hosted uptime monitoring platform with remote agents, heartbeats, incidents, maintenance windows, and public status pages.




Monitoring the availability of websites or servers and controlling performance and response time. Receiving alerts when a test result is negative. Discovery offer for monitoring a website for free.








WebPixie is an all-in-one website monitoring and analysis platform for developers, businesses, and website owners who want a single dashboard instead of stitching together separate uptime, SSL, and DNS tools.




Monitor your website, REST API, SSL, Domain, Server, Port. Free 5 monitors. Checked every 5 minutes.
Get alerted if your website is down via email, teams, webhook etc.


Check your domain’s health in seconds. Domain Comfort scans SSL, DNS, and email setup for issues. It's built for calm, fast, and reliable monitoring.




Free uptime monitor with health scoring, anomaly detection, rich incident logs, push notifications, Discord & Slack webhooks, and public status pages.




Global website monitoring: 5 monitors included, 60-second checks, 70+ locations. Uptime, latency, SSL, DNS & more with instant alerts.



