DownNotifier - Alternatives & Competitors
Get notified fast when your website is down
DownNotifier is a web monitoring service that sends alerts when websites go offline, with features including SSL certificate monitoring and WhatsApp notifications.
Ranked by Relevance
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1
SiteUptime Get Notified by Email, SMS or Phone When Your Website is DownSiteUptime is a website monitoring service that checks your website at 2-minute intervals from 11 different locations across 4 continents and alerts you via email, SMS, or phone when downtime is detected.
- Freemium
- From 10$
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2
UptimeObserver Unified Monitoring for Websites, Domains, and Critical ServicesUptimeObserver provides comprehensive website, DNS, SSL, port, and domain monitoring with real-time alerts and customizable integrations, helping businesses ensure maximum uptime and online security.
- Freemium
- From 6$
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3
Monitoria Active Monitoring for Your WebsiteMonitoria is a website monitoring service that provides continuous uptime and SSL certificate monitoring with immediate email notifications when issues are detected.
- Freemium
- From 29$
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4
UptimeBeats Uptime Monitoring and Status Pages Without Breaking the BankUptimeBeats is a comprehensive website monitoring tool that provides 24/7 uptime monitoring, instant downtime alerts, and beautiful status pages at an affordable cost.
- Freemium
- From 5$
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5
EzUptime Spot Website Glitches Before Your Customers DoEzUptime provides comprehensive uptime monitoring with real-time alerts, detailed performance stats, and multi-channel notifications to ensure website and server reliability.
- Freemium
- From 4$
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6
YourServerIsDown Instant SMS alerts when your server goes downYourServerIsDown provides real-time SMS notifications for server downtime, helping businesses prevent customer loss and maintain service reliability with quick setup and global coverage.
- Usage Based
- From 5$
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7
Domain Monitor The fastest all-in-one domain & website monitoring toolDomain Monitor is a comprehensive monitoring solution that tracks domain expiration, website uptime, SSL certificates, and more, providing instant alerts to prevent downtime and security issues.
- Freemium
- From 8$
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8
Entireweb Status Real-time uptime and outage monitoring for online services worldwideEntireweb Status provides real-time monitoring for over 8,300 online services, apps, and digital experiences worldwide, offering instant outage alerts and comprehensive status dashboards.
- Other
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9
Status List Straight forward uptime monitoring you can count onStatus List provides reliable uptime monitoring and hosted status pages with email, SMS, and Slack notifications for servers and applications.
- Freemium
- From 9$
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10
UptimeRobot The world's leading uptime monitoring service.UptimeRobot is a leading website monitoring service that alerts users to downtime. It offers comprehensive monitoring solutions for websites, SSL certificates, domains, and more.
- Freemium
- From 8$
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11
StatusSight Real-time outage alerts for the services you rely onStatusSight provides real-time outage alerts for over 3,000 services. Stay informed about service disruptions with a custom dashboard.
- Free
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12
UptimePal Premium website monitoring without the premium price.UptimePal provides affordable and reliable website monitoring with global uptime checks, instant alerts, and detailed performance reports to ensure your website stays online and performs optimally.
- Free Trial
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13
StatusNotify Comprehensive Cloud Service Status Monitoring and AlertsStatusNotify provides robust monitoring and instant notifications for over 240 cloud services, helping teams stay informed about service uptime issues. Customize alerts and monitor service status seamlessly from a unified dashboard.
- Freemium
- From 20$
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14
ZeroToPing Real-Time Website Uptime Monitoring With Instant AlertsZeroToPing provides real-time website uptime and SSL monitoring, enabling businesses to receive instant notifications and detailed reporting to ensure maximum online availability.
- Freemium
- From 6$
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15
Statustes Real-Time Website and Server Monitoring with Advanced NotificationsStatustes provides comprehensive uptime monitoring, status pages, and customizable notifications, helping businesses track website and server performance in real time.
- Freemium
- From 17$
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16
Odown Complete Uptime Monitoring, SimplifiedOdown is an all-in-one uptime monitoring platform that provides website monitoring, API monitoring, SSL checks, incident management, and customizable status pages in a single dashboard with global coverage from 17 data centers.
- Freemium
- From 12$
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17
Outage.Report Real-time service outage tracking and incident reportsOutage.Report is a monitoring platform that tracks service disruptions across various online platforms, providing real-time incident reports with duration and geographic data.
- Other
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18
IfServer.Live Your Ultimate Website Monitoring SolutionIfServer.Live is an AI-powered website monitoring tool that provides real-time availability checks, instant alerts, and detailed performance reports to ensure websites remain operational and reliable.
- Other
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19
StatusCake Reliable Website, Domain & Server Monitoring SolutionsStatusCake offers comprehensive website, server, domain, SSL, and page speed monitoring solutions with instant alerts and detailed reporting to ensure maximum uptime and online performance.
- Freemium
- From 21$
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20
Robotalp All-in-One AI-Powered Uptime Monitoring PlatformRobotalp is an AI-driven uptime monitoring platform that automates website, API, and infrastructure monitoring with real-time alerts to reduce downtime and optimize performance.
- Freemium
- From 15$
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21
Uptimewolf Comprehensive Uptime Monitoring & Status Pages SolutionUptimewolf offers all-in-one website, server, and domain monitoring with customizable status pages, instant notifications, and detailed analytics to ensure online resources remain accessible.
- Paid
- From 3$
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22
Pingtide Reliable Website and SSL Monitoring with Real-Time NotificationsPingtide is an AI-powered website monitoring tool that checks website availability and SSL certificates at regular intervals, sending instant email notifications for outages or expirations to ensure optimal online performance.
- Freemium
- From 5$
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23
Uptimia Comprehensive Website Uptime and Performance MonitoringUptimia offers all-in-one website monitoring solutions, providing uptime checks, real user monitoring, SSL and domain expiration alerts, and advanced performance analytics to ensure your online presence remains uninterrupted.
- Freemium
- From 9$
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24
Oh Dear The all-in-one monitoring tool for your entire websiteOh Dear is a comprehensive website monitoring platform that provides instant notifications when issues occur and helps manage incidents efficiently. It offers unlimited website monitoring with features like uptime tracking, performance analysis, and SSL certificate monitoring.
- Freemium
- From 15$
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25
Sitealarm.de Effortless Website Monitoring and Uptime ChecksSitealarm.de offers comprehensive website monitoring with uptime checks from multiple locations, broken link detection, and instant notifications. Its user-friendly platform ensures easy setup and reliable performance insights for your web services.
- Freemium
- From 5$
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26
NotOpening.com Easily check the status of a website.NotOpening.com provides real-time website uptime monitoring, outage reports, and user discussions to help users determine if a site is up or down.
- Free
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27
Netumo Comprehensive Website Monitoring and Management PlatformNetumo offers 24/7 website monitoring, performance checks, security scans, and status pages in an easy-to-use platform for digital agencies and professionals.
- Freemium
- From 8$
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28
Monibot AI-Driven Monitoring for Websites, Servers, and ApplicationsMonibot provides AI-powered monitoring solutions for websites, servers, and applications, ensuring rapid notifications and proactive issue resolution.
- Freemium
- From 8$
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29
Webmaster.Ninja Monitoring for website investors!Webmaster.Ninja is a comprehensive website monitoring platform that tracks website downtime, domain expiration, SSL certificates, email blacklists, and website speed to help website investors manage their portfolios efficiently.
- Freemium
- From 5$
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30
Uptime.com Comprehensive Website & API Monitoring for BusinessesUptime.com delivers real-time website, API, and infrastructure monitoring to ensure maximum uptime, fast performance, and uninterrupted user experiences for organizations worldwide.
- Freemium
- From 9$
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31
Statsignal Simplified Website and Server Uptime Monitoring with Status PagesStatsignal provides affordable website and server uptime monitoring with real-time alerts and customizable status pages while offering a flexible pay-as-you-go pricing model.
- Usage Based
- From 1$
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32
CertAlert Never let SSL certificates expire againCertAlert provides professional SSL certificate expiration monitoring with real-time alerts, multi-channel notifications, and team collaboration features to keep websites secure.
- Freemium
- From 7$
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33
Site Change The easiest way to track changes on any websiteSite Change is an AI-powered website monitoring tool that automatically detects changes and sends instant email notifications with visual snapshots, ensuring users never miss important updates.
- Freemium
- From 1$
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34
SSLState Effortless Free SSL and Domain Monitoring ToolSSLState is a free AI-powered platform for monitoring SSL certificates and domain expirations, supporting up to 100 domains with real-time notifications to ensure uninterrupted website security.
- Freemium
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35
66uptime Self-Hosted Uptime, Cronjob & Resource Monitoring Platform66uptime is a comprehensive self-hosted monitoring platform designed for tracking websites, servers, cronjobs, DNS, and SSL, featuring customizable notifications, analytics, and extensive integration options.
- Pay Once
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36
BoltAPI Real-Time Website & API Monitoring with Automated AlertsBoltAPI provides comprehensive real-time monitoring for websites and APIs, offering instant alerts and SSL certificate tracking to prevent downtime and ensure continuous uptime. Monitor from multiple global locations, receive timely notifications, and customize monitoring for all your services.
- Freemium
- From 1$
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37
SSL Monitor Effortless SSL Certificate Expiry Monitoring and AlertsSSL Monitor provides automatic SSL certificate monitoring for unlimited domains with timely email alerts, customizable notifications, and public status pages to keep websites secure and prevent costly expirations.
- Freemium
- From 2$
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38
Dome Alert Proactive Domain & SSL Monitoring with Instant AlertsDome Alert monitors your domain's SSL certificate expiration and connectivity, sending proactive alerts to prevent costly downtime and security issues with a simple one-time payment.
- Pay Once
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39
Alertra Comprehensive website monitoring and network security services you can rely on.Alertra provides 24/7 website monitoring and uptime tracking services with global monitoring stations and phone/SMS alerts to notify users of outages or slowdowns.
- Freemium
- From 10$
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40
AlertBot Advanced Website Monitoring Done SimplyAlertBot is a comprehensive website monitoring tool that tracks web pages, mobile sites, and servers using real web browsers to detect errors, slowdowns, and failures with real-time alerts.
- Free Trial
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41
Simple Ops Performance monitoring simplified so you never lose your customers againSimple Ops is an AI-powered performance monitoring platform that tracks website health, uptime, and core web vitals to improve SEO and user experience with real-time alerts.
- Freemium
- From 20$
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42
KIT.domains Centralized Domain & SSL Monitoring for Busy ProfessionalsKIT.domains streamlines domain and SSL certificate monitoring, offering proactive alerts and management tools for entrepreneurs, developers, and businesses seeking robust digital asset security.
- Free Trial
- From 15$
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43
Spectate Monitor websites, APIs and servers in secondsSpectate is a comprehensive monitoring platform that provides instant alerts and AI-powered root cause analysis for websites, APIs, and servers, along with automated status page updates.
- Freemium
- From 12$
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44
Flowtest.ai Your AI Agent for Website Uptime MonitoringFlowtest.ai uses an AI Agent to continuously monitor your website like a real user, providing instant alerts and detailed reports for any issues.
- Free Trial
- From 20$
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45
SIOPS AI-Powered Server Monitoring & Downtime AlertsSIOPS uses AI-powered algorithms for proactive server monitoring, real-time downtime alerts, and advanced performance optimization. Receive multi-channel notifications, customize alerts, and share real-time status reports to enhance transparency and reliability.
- Freemium
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46
WatchCat The uptime monitor built for European agencies with full GDPR compliance and EU data residency.WatchCat is an AI-powered uptime monitoring tool designed for European agencies, offering GDPR-compliant data hosting in EU data centers, smart alerts, and white-labeled status pages for clients.
- Contact for Pricing
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47
Notifire Get notified about anythingNotifire uses AI to monitor the internet for specific events and sends email notifications when they occur. Stay informed about breaking news, product releases, and more.
- Freemium
- From 2$
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48
Palzin Monitor Your Simple, Powerful, and Smart Monitoring Platform with Incident Management and AI AssistantPalzin Monitor is a comprehensive infrastructure monitoring platform that combines uptime monitoring, incident management, and AI assistance to help teams detect and resolve issues before they impact users.
- Freemium
- From 8$
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49
Dislike404.com Boost SEO, Banish 404s!Dislike404.com automatically scans websites for connection and HTTP errors to enhance SEO rankings and improve user experience.
- Free
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50
Semonto Comprehensive Website Performance and Server Monitoring PlatformSemonto offers 24/7 automated website and server monitoring, alerting users in real time of technical issues to maintain online reliability and security.
- Free Trial
- From 8$
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