Dev tools · alternatives · 2026

24 alternatives to JustChecker

Fast Uptime, Website,SSL & Domain Expiry Monitoring Tools,

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   StatusPing▲78

   Monitor everything about your website

   2021 · its alternatives →

2. 2
   Domain Monitor▲69

   The fastest all-in-one domain & website monitoring tool

   2022 · domain-monitor.io · its alternatives →

3. 3
   SimpleOps▲297

   Keep your websites up and never lose customers

   2020 · simpleops.io · its alternatives →

4. 4
   24/7 Uptime, SSL & SEO Alerts▲8

   Website monitoring & health checks

   2025 · its alternatives →

5. 5
   DomainWatch▲352

   Domain Monitoring Made Easy

   2018 · webmaster.ninja · its alternatives →

6. 6
   Apex Ping▲303

   Uptime & performance monitoring for websites and APIs

   2016 · its alternatives →

7. 7
   aliveDomain▲256

   Advanced domain tracking tool for individuals and agencies

   2021 · alivedomain.com · its alternatives →

8. 8
   Kit.domains▲198

   Hello Hacker News community, We are excited to announce the launch of KIT.DOMAINS, our new tool designed to simplify the management and monitoring of domains. KIT DOMAINS is a convenient and reliable solution for tracking the status of your domains and SSL certificates. With KIT DOMAINS, you will receive timely notifications about expirations and emerging issues, ensuring your sites remain operational and secure. Key features: - Expiration Tracking: Monitor the expiration dates of your domains to prevent accidental lapses. - SSL Certificate Monitoring: Keep your SSL certificates up-to-date…

   2024 · kit.domains · its alternatives →

9. 9
   Free Monitoring Suite by WebGazer▲338

   Monitoring for websites, APIs, and cron jobs

   2024 · webgazer.io · its alternatives →

10. 10
    UptimeObserver▲12

    Uptime monitoring for all of your online services

    2025 · uptimeobserver.com · its alternatives →

11. 11
    Uptime Monitor▲76

    Get instant alerts when your website goes down.

    2023 · uptime-monitor.io · its alternatives →

12. 12
    ApiChecker▲104

    Reliable uptime and performance monitoring for your services

    2019 · its alternatives →

13. 13
    Monitorly▲76

    Get real-time alerts for your SSL expiry

    2022 · its alternatives →

14. 14
    Janitor▲181

    Keep your websites clean and healthy

    2019 · getjanitor.com · its alternatives →

15. 15
    PingPing▲168

    A simple tool to monitor your website and SSL

    2018 · pingping.io · its alternatives →

16. 16
    Observe Domains▲78

    Monitor domain settings, SSL certificates, expiration dates

    2022 · observe.domains · its alternatives →

17. 17
    ProSiteMonitor▲6

    Monitor your website uptime, SSL, domain — 24/7

    Nov 2025 · prositemonitor.com · its alternatives →

18. 18
    haveibeenexpired▲68

    No more expired SSL certificates

    2021 · haveibeenexpired.com · its alternatives →

19. 19
    Momento▲140

    A powerful platform to help you monitor your domains

    2020 · domexus.com · its alternatives →

20. 20
    Domain Monitor: SSL & Uptime▲4

    Simple uptime monitoring for your domains, SSL, and latency.

    May 2026 · domainmonitor.samtech.solutions · its alternatives →

21. 21
    66uptime▲98

    Self-hosted & easy to use uptime monitoring software.

    2022 · 66uptime.com · its alternatives →

22. 22
    SSL Monitoring Solution▲6

    Monitor SSL certs and avoid unexpected downtime

    2025 · its alternatives →

23. 23
    SSLreminder▲78

    Keep the business running, get reminded to extend your SSL

    2021 · sslreminder.pro · its alternatives →

24. 24
    Checkify▲77

    Super minimal, simple and inexpensive 24/7 uptime monitoring

    2021 · 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 →