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isUp Alternatives

isUp is described as 'Website/Server monitoring with fast notification via Web, SLACK or E-Mail on issues. What you get: 25 monitors, checked every 15 minutes. Now includes SSL-Certificate validation and port checks. Totally free!' and is a Uptime Monitor service in the network & admin category. There are more than 50 alternatives to isUp, not only websites but also apps for a variety of platforms, including SaaS, Self-Hosted solutions, Android and Windows. The best alternative is UptimeRobot, which is free. Other great sites and apps similar to isUp are Uptime Kuma, Pingdom, Freshping and Cachet.

isUp alternatives are mainly Uptime Monitor Services but may also be Website Monitors or Network Monitors. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of isUp.
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isUp iconisUp
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  • FreeProprietary
  • Online

Website/Server monitoring with fast notification via Web, SLACK or E-Mail on issues. What you get: 25 monitors, checked...

Learn more about isUp

  1. Dashboard with 50 Monitors, Checked Every 5 Minutes, Totally Free. Monitor HTTP(S), Ping, Port and check Keywords. Get alerted via e-mail, SMS, Twitter, web-hooks or push. View uptime, downtime and response times.

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    Dashboard
  2. Uptime Kuma icon

    Uptime Kuma

    • FreeOpen Source
    • Self-Hosted
    • Cloudron

    A fancy self-hosted monitoring tool.

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    Screenshot


  3. Pingdom icon

    Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime, downtime, and the performance of your website as experienced by visitors.

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    Main Screen
  4. Reliable Website uptime Monitoring , Performance monitoring & Status pages Monitor 50 URLs • 1-minute interval • 10 Global locations • 5 Public status pages.

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    Screenshot
  5. Cachet icon

    Cachet

    • FreeOpen Source
    • Online
    • Self-Hosted

    Cachet is a simple to use and easy to manage status page system and can be easily installed and used to track third party service letting your users know what's going on.

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    Discontinued

    The project seems abandoned, and no active forks exist as far as I can see. E.g. https://github.com/CachetHQ/Cachet/issues/4314

    Simple Status Update interface, clear and crisp.


  6. PHP Server Monitor icon

    PHP Server Monitor

    • FreeOpen Source
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • PHP
    • Cloudron

    PHP Server Monitor is a script that checks whether your websites and servers are up and running. It comes with a web based user interface where you can manage your services and websites, and you can manage users for each server with a mobile number and email address.

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    Screenshot
  7. StatusCake icon

    StatusCake

    • FreemiumProprietary
    • Online
    • Android
    • iPhone
    • Software as a Service (SaaS)

    StatusCake.com is a free website monitoring tool which allows users to track up to 10 websites and get alerted when their site is down or is having trouble. Downtime root cause analysis is included in the free plan to help users diagnose and fix issues.

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    Screenshot
  8. Upptime icon

    Upptime

    • FreeOpen Source
    • Self-Hosted
    • GitHub

    GitHub-powered open-source uptime monitor and status page.

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    Screenshot
  9. OnlineOrNot icon

    OnlineOrNot

    • FreemiumProprietary
    • Software as a Service (SaaS)

    OnlineOrNot is a premium monitoring service that automates uptime and correctness checks for websites, APIs, and web apps.

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    Making sure your websites, web apps, and APIs are still online doesn't have to mean using a tool that looks like it was built in the 90s.

Set-up is quick too, most folks have their uptime monitoring running within a minute.
  10. cState icon

    cState

    • FreeOpen Source
    • Online
    • Self-Hosted
    • Netlify
    • Netlify CMS

     Free & open source under MIT! Über fast, backwards compatible (IE8+), tiny, and simple status page built with Hugo. Compatible with Netlify & GitHub Pages. https://github.com/mistermantas/cstate.

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    Example
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