Life & fun · alternatives · 2026

UptimeButler is a website availability monitoring tool that tracks whether websites are online and functioning properly. It alerts users when their sites experience downtime, helping website owners quickly identify and… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. UptimeButler – Website availability monitoring [public beta] launched in 2015; newer entries below may have overtaken it.

1. 1
   Uptime Monster▲208

   Monitor your websites and servers from one place

   2024 · uptimemonster.com · its alternatives →

2. 2
   Uptime Monitor▲76

   Get instant alerts when your website goes down.

   2023 · uptime-monitor.io · its alternatives →

3. 3
   Hyperping 2.0▲401

   Beautifully simple and reliable uptime monitoring

   2018 · hyperping.com · its alternatives →

4. 4
   Hyperping▲350

   Uptime monitoring made beautifully simple and reliable

   2018 · hyperping.com · its alternatives →

5. 5UW
   Uptime.website – A free uptime check tool▲11

   2024 · uptime.website · its alternatives →

6. 6
   Simple Uptime▲203

   Monitor the health of your websites and servers inside Slack

   2024 · simpleuptime.app · its alternatives →

7. 7
   UptimeBunny▲3

   an uptime/monitoring tool

   Aug 2026 · uptimebunny.com · its alternatives →

8. 8
   66uptime▲98

   Self-hosted & easy to use uptime monitoring software.

   2022 · 66uptime.com · its alternatives →

9. 9
   updown.io▲112

   Simple & Inexpensive Website Monitoring.

   2015 · updown.io · its alternatives →

10. 10SU
    Server Uptime▲30

    2024 · server-uptime.pw · its alternatives →

11. 11
    Uppi▲34

    Uptime monitoring and alerting, open-source & free

    2025 · its alternatives →

12. 12
    Curler▲123

    Dead Simple Free Uptime Monitoring

    2019 · its alternatives →

13. 13
    UptimeBar▲135

    A simple OS X menu bar app for monitoring website uptime

    2018 · uptimebar.app · its alternatives →

14. 14
    Up Ninja▲128

    Simple and affordable uptime monitors and status pages

    2020 · upninja.io · its alternatives →

15. 15
    Robodash▲103

    Cron and uptime monitoring dashboard

    2019 · robodash.app · its alternatives →

16. 16
    4Uptime▲65

    Uptime & performance monitoring solution

    2022 · its alternatives →

17. 17
    Uptimer▲8

    Monitor all your websites at a glance, in real-time

    2025 · its alternatives →

18. 18
    UptimeMonitor▲8

    Self-hosted monitoring tool

    2025 · github.com · its alternatives →

19. 19
    What are the best features you want to find in uptime monitoring?▲14

    Simple website uptime monitoring tool to monitor your websites and APIs combined with public status pages. We'll also monitor your SSL certificates and notify you you through multiple alert channels if something happens.

    2021 · odown.io · its alternatives →

20. 20
    Uptime Monitor by HetrixTools▲81

    Minimize your downtime by being the first to know about it

    2021 · hetrixtools.com · its alternatives →

21. 21
    Downtime Monkey▲69

    Website downtime alerts & uptime monitoring

    2018 · downtimemonkey.com · its alternatives →

22. 22WS
    WebGazer – Simple and Affordable Website Monitoring Service▲65

    Explore WebGazer for reliable uptime and cron job monitoring, plus customizable status pages. Trusted globally for enhancing website performance and uptime.

    2018 · webgazer.io · its alternatives →

23. 23
    UpTimeTools▲11

    Website Uptime Monitoring Service

    2025 · uptimetools.net · its alternatives →

24. 24
    UptimeButler▲4

    Get notified when your website is not available

    2015 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →