ServersUp.net can check a number of different services on different hosts to make sure those services are up and running. It will send alerts when the statuses change.
UptimeRobot Alternatives
UptimeRobot is described as 'Monitor up to 50 sites with 5-minute intervals for free. Receive alerts by email, SMS, calls, and integrate with platforms for seamless updates' and is a very popular website monitoring tool in the network & admin category. There are more than 100 alternatives to UptimeRobot for a variety of platforms, including Web-based, SaaS, Windows, Self-Hosted and Linux apps. The best UptimeRobot alternative is Better Stack. It's not free, so if you're looking for a free alternative, you could try Better Stack or Uptime Kuma. Other great apps like UptimeRobot are Tianji, Pingdom, Kener and HetrixTools.
Alternatives list
Unlimited monitors checked from multiple location every minute. Monitor any port or setup a "heartbeat" that works well for cron jobs or any service behind a firewall. Be alerted as soon as your service is offline via email or app integration.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Software as a Service (SaaS)


Reliable uptime monitoring, status pages and rapid alerting service designed with the needs of online businesses in mind.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)



Host Mon allows you to monitor up to 5 hosts completely free. Host Mon even sends offline and recovery emails for all monitored hosts and websites. There are embeddable uptime widgets you can use on existing websites as well.
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Silent Down is a website uptime and performance monitoring platform, to keep an eye on your application and instantly alert you if any issues arrive.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


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Fluxguard uses Google headless Chrome to monitor entire sites for changes. It provides 3 different levels of change monitoring, pixel change detecting comparing screenshots, code-level comparison of the rendered DOM, and extracted text comparison.


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Phare is the all-in-one platform that covers everything you need to run high-quality production websites with uptime monitoring, analytics, security, incident management, and alerting.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Software as a Service (SaaS)


+2
Check the website is a service that notify you when down. It's totally free. You can get notify by email, slack, telegram, desktop application and browser extension.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Context Chrome Extension

- Uptime monitoring - checks are performed approximately once every minute from one of the available locations worldwide. During downtimes, checks are performed from four different locations simultaneously. Downtime is only recorded if more than half of servers can confirm it.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


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