Life & fun · alternatives · 2026

24 alternatives to Checker – Free Worldwide Response Time Checker

Free Global Response Time Checker. Test your website

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Checker – Free Worldwide Response Time Checker launched in 2022; newer entries below may have overtaken it.

1. 1
   Free Website Uptime Checker▲9

   Is your website available worldwide? Let’s find out!

   2024 · odown.com · its alternatives →

2. 2
   Website Checker▲110

   Sends you alerts when your website goes down.

   2018 · its alternatives →

3. 3
   Backlink Checker▲205

   Check and analyze any site’s backlinks

   2021 · link-assistant.com · its alternatives →

4. 4
   Free SEO Checker by Spotibo▲165

   An SEO checker that analyses based on Google's algorithm 👀

   2018 · spotibo.com · its alternatives →

5. 5
   TimeInZone▲153

   Check times across multiple timezones instantly

   2023 · timeinzone.com · its alternatives →

6. 6
   Cookie Checker▲157

   Free cookie checker tool for your websites

   2024 · complydog.com · its alternatives →

7. 7
   SEO-Checker.io▲240

   The complete, free SEO audit tool

   2022 · seo-checker.io · its alternatives →

8. 8
   SEO checker PR-CY▲89

   Check all your website’s SEO metrics through our service

   2021 · pr-cy.io · its alternatives →

9. 9
   HTTP Status Tester▲81

   Test URLs in bulk for their HTTP responses, by ex-Google

   2022 · http.app · its alternatives →

10. 10
    Checkify▲77

    Super minimal, simple and inexpensive 24/7 uptime monitoring

    2021 · its alternatives →

11. 11
    What Is My Timezone▲8

    Free Online Timezone Checker

    Nov 2025 · whatismytimezone.net · its alternatives →

12. 12
    Uptime Monitor▲76

    Get instant alerts when your website goes down.

    2023 · uptime-monitor.io · its alternatives →

13. 13
    Komondor’s PageSpeed Checker▲99

    Free auto bulk page speed checker 🚀

    2020 · expireddomains.com · its alternatives →

14. 14
    SERP Checking▲11

    Free SERP Checker for Fast, Accurate Google Rank Results

    2024 · serpchecking.com · its alternatives →

15. 15
    Site SEO Checker▲85

    Get your site: (colon) in google in 1 second with no hassle

    2021 · chromewebstore.google.com · its alternatives →

16. 16
    SEOCheckr▲19

    Free website seo checker & analysis tool

    2025 · seocheckr.com · its alternatives →

17. 17
    Check Site Worldwide▲7

    Check website availability from multiple countries

    2025 · checksiteworldwide.com · its alternatives →

18. 18
    My Site Up/Down Checker - Checking Globally▲11

    2012 · wheresitup.com · its alternatives →

19. 19
    Sitechecker▲9

    Get free SEO score online and improve your ranking.

    2019 · sitechecker.pro · its alternatives →

20. 20
    World Time Buddy▲27

    Time converter & world clock

    2014 · worldtimebuddy.com · its alternatives →

21. 21UW
    Uptime.website – A free uptime check tool▲11

    2024 · uptime.website · its alternatives →

22. 22
    GDPRValidator.eu▲25

    Test your website compliance with the GDPR for free

    2024 · gdprvalidator.eu · its alternatives →

23. 23
    WebsiteDown.xyz▲12

    Website status checker, uptime monitor & site outage reports

    2025 · websitedown.xyz · its alternatives →

24. 24
    TestUptime▲5

    Free Website/Server Uptime Monitoring & Status Pages

    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 →