Dev tools · alternatives · 2026

24 alternatives to IsPage.Online

Check the availability of the site every 2 minutes

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. IsPage.Online launched in 2018; newer entries below may have overtaken it.

1. 1
   Website Checker▲110

   Sends you alerts when your website goes down.

   2018 · its alternatives →

2. 2
   Checkify▲77

   Super minimal, simple and inexpensive 24/7 uptime monitoring

   2021 · its alternatives →

3. 3
   Is it down by Freshping▲128

   Check if any website is down from 5 global locations

   2019 · freshworks.com · its alternatives →

4. 4
   Freshping by Freshworks▲245

   Free forever website monitoring & status pages 🤩

   2018 · freshworks.com · its alternatives →

5. 5
   Instant Page▲416

   Make your site’s pages instant in 1 minute ⚡

   2019 · instant.page · its alternatives →

6. 6
   OnlineOrNot Browser Checks▲5

   Browser-based uptime checks for your critical pages.

   2021 · onlineornot.com · its alternatives →

7. 7
   WebCheck▲65

   Get notified whenever some of your websites are down

   2020 · webcheck.vercel.app · its alternatives →

8. 8
   Up Or Nah▲111

   Check if a website is offline for everyone, or just you.

   2018 · upornah.com · its alternatives →

9. 9
   Page time▲71

   Track your internet life

   2022 · chromewebstore.google.com · its alternatives →

10. 10
    Uptime Monitor▲76

    Get instant alerts when your website goes down.

    2023 · uptime-monitor.io · its alternatives →

11. 11
    Server Check.in - inexpensive website uptime monitoring▲32

    Unlimited SMS and email notifications.

    2012 · servercheck.in · its alternatives →

12. 12
    Site Down or No?▲12

    Site down or just you? Check instantly!

    2025 · its alternatives →

13. 13
    pagecheck▲67

    Convert more users by ensuring your site loads fast

    2020 · its alternatives →

14. 14
    On-Page SEO Checker▲81

    A tool for SEO analysis of website pages and finding errors

    2022 · pr-cy.io · its alternatives →

15. 15
    Check Site Status▲5

    Free Website Down Checker and Monitoring Tool

    2025 · checksitestatus.com · its alternatives →

16. 16
    Page Health▲95

    Track the pulse of your site's performance

    2021 · its alternatives →

17. 17
    Monitive▲99

    Get called when your website is down

    2020 · monitive.com · its alternatives →

18. 18
    Is Website Up▲4

    check if a website is up or down right now?

    2019 · iswebsiteup.com · its alternatives →

19. 19
    uptimeANT▲3

    Downtime alerts and status pages for SaaS & eCommerce sites.

    2021 · uptimeant.com · its alternatives →

20. 20
    Check Site Worldwide▲7

    Check website availability from multiple countries

    2025 · checksiteworldwide.com · its alternatives →

21. 21WS
    Web service for monitoring web pages (weekend project)▲11

    Type in URL and keyword to look for, set search interval and forget it. Once keyword you are looking for appears on site you will receive email notification with short description and link to article (hopefully :D :D :D)

    2013 · watchit4.me · its alternatives →

22. 22
    PageWatch – Check your site for layout errors/spelling mistakes▲19

    Detect mobile, SEO and usability issues before they cost you money.

    2020 · pagewatch.dev · its alternatives →

23. 23UW
    Uptime.website – A free uptime check tool▲11

    2024 · uptime.website · its alternatives →

24. 24
    IsItUpDown▲2

    Instantly check if website is down for everyone or just you

    Jun 2026 · isitupdown.com · 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 →