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DownNotifier.com vs SiteLock

Both stand on website monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

DownNotifier.com

Free plan APIWeb

DownNotifier.com combines website availability checks with content, SSL, and email-record validation. Its plans specify different site limits and monitoring intervals, and users should note how monitor URL passwords are handled.

Visit DownNotifier.com

SiteLock

Free plan Self-hostedWeb

SiteLock combines scanning, removal, health reporting, and optional patching, firewall, and CDN features. Review plan differences if you need expert cleanup, PCI reporting, or faster ticket responses.

Visit SiteLock

The facts

DownNotifier.comSiteLock
Free planYesYes
Open sourceNot publishedNot published
Runs onAPI, WebSelf-hosted, Web
Lowest paid planPREMIUM: $14.95 a yearSiteLock Basic Plan: $19.99 a month
Plans published33
MakerNot publishedNot published
Websitedownnotifier.comsitelock.com
On website monitoring software#8 of 55#24 of 55

DownNotifier.com: what it does well

  • Alerts on connection errors and specified HTTP status codes.
  • Can check for missing text on monitored pages.
  • SSL checks run once per hour.
  • Free tier covers five websites with 10-minute checks.
  • API documentation is linked from the site.

What to know first

  • Free-tier SMS alerts require credits.
  • Free monitoring checks every 10 minutes.
  • Passwords in monitor URLs are visible when editing monitors.
  • DKIM validation requires sending a test email.

SiteLock: what it does well

  • Daily scans check several website threat types
  • Automatic malware removal is included on every plan
  • Vulnerability detection is included across plans
  • Pro and Business include WAF and CDN
  • Offers a free plan and 30-day trial

What to know first

  • Automatic patching starts with Pro
  • Basic excludes SiteLock expert team removal
  • Free scan cannot guarantee a clean site
  • Paid plans start at $19.99 a month

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