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.
Site24x7 Alternatives
Site24x7 is described as 'Website Monitoring, Website Monitoring Service, Server Monitoring' and is a Uptime Monitor service in the network & admin category. There are more than 100 alternatives to Site24x7, not only websites but also apps for a variety of platforms, including SaaS, Linux, Windows and Mac apps. The best Site24x7 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 sites and apps similar to Site24x7 are Tianji, Datadog, Kener and Pingdom.
Alternatives list
Hosted website and server monitoring that detects downtime, visual regressions, SSL issues, DNS changes, performance slowdowns, and content changes.

2 Steps allows organisations using Splunk for IT operations to monitor mobile apps, websites, Windows applications and mainframe software interfaces without setting up coding or scripts.
Cost / License
- Paid
- Proprietary
Platforms
- Self-Hosted
- Software as a Service (SaaS)
- Splunk

Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)

Simple website monitoring. Get email and SMS when your website goes down. Completely Free. Monitor SSL certificate, different URLs, view downtime reports. Provides also automatic offsite backups of your website.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Software as a Service (SaaS)
Website Uptime and performance monitoring service for developers. Don't let your users have downtime browsing.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


Website and server monitoring with alerting via e-mail, SMS and phone calls. Has a dashboard to easily monitor 100 or more services at a time by sorting them depending on the amount of attention they need.


Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Mac
- Linux
- Software as a Service (SaaS)
- Self-Hosted
- BSD
- Docker


+1
Simple website availability and uptime monitoring tool. No installation, checks for backend and frontend errors.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


PingRobot is a website monitoring service that alerts you when websites are not operational and when they come back online.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)

UpTower is an easy-use tool for website monitoring. UpTower checks websites in 1-minute intervals and notifies user via push notifications about every outage immediately. Using UpTower app user can monitor websites and their availability for free.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Android
- iPhone


+1
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.



































