15 BEST Website Monitoring Tools Open source (Oct 2023)

Website monitoring tools/services help maintain uninterrupted website access, minimize downtime, optimize performance, and functionality to ensure that the site is online and running smoothly 24/7. In case of downtime, they provide alerts by email, phone call, or SMS.

Best Website Monitoring Tools & Software

Following is a handpicked list of Best Website Monitoring Tools, with popular features and website links. The list contains both open source(free) and commercial(paid) website monitoring software.

Name Free Trial Link
eG Enterprise Web Application Monitoring 30 Days Free Trial Learn More
Fluxguard Life Time Free Basic Plan Learn More
Linko 14 Days Free Trial (No credit card required) Learn More
Site24x7 30 Days Free Trial (No Credit Card Required) Learn More
ManageEngine Applications Manager 30 Days Free Trial Learn More
Better Stack 60 Days Free Trial Learn More
Web Application Performance Monitoring 30 Days Free Trial Learn More

1) eG Enterprise Web Application Monitoring

eG Enterprise is an application performance monitoring solution that uses synthetic simulation to monitor your critical web applications’ uptime, responsiveness, and availability. It proactively monitors your application, third-party dependencies, and the underlying infrastructure in a single console. The correlated diagnostic engine can automatically pinpoint the root-cause of any performance slowdowns.

eG Enterprise Web Application Monitoring is a comprehensive tool that provides end-to-end performance visibility, user experience tracking, and deep virtualization insights. It integrates seamlessly with major ITSM tools and offers features like SSL monitoring, server uptime checks, and log analysis. With instant alerts via email and SMS and robust customer support channels, it ensures optimal application performance and swift issue resolution.

#1 Top Pick
eG Innovations
5.0

CI/CD integration: Yes

Server uptime monitoring: Yes

Log analysis: Yes

Free Trial: 30 Days Free Trial

Visit eG Innovations

Features:

  • Multi-cloud (AWS, Azure) support in a single console
  • Automatically discovers your Azure and AWS topology
  • Over 200 technologies supported out of the box
  • User-access control and customizable dashboards for all your stakeholders
  • eG Enterprise Web Application Monitoring provides REST API and Bulk API integration
  • Deployment: Cloud or on-premises
  • Price: Plans start at $100 a month.
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
The ability to integrate with dozens of third-party applications Dashboard customization is limited
Alerts across multiple devices in real-time Compared to other competitors, the price is a bit higher
Good APM capabilities  
Provides custom monitoring solutions  

Get Free Now >>

30 Days Free Trial


2) Fluxguard

Fluxguard provides next generation uptime and defacement monitoring. Engineered for the US military, Fluxguard’s multi-vector downtime protection alerts you to breaking changes to content, code, and design.

Fluxguard is a cutting-edge monitoring tool that employs machine learning for defacement protection and precision change detection. It specializes in sequencing multi-step transactions to identify errors in crucial web processes like registration and login. With integrations like Slack and API and features such as Core Web Vitals support and page speed analysis, Fluxguard ensures comprehensive web monitoring. Instant alerts via email, SMS, and webhooks ensure timely issue identification and resolution.

#2
Fluxguard
4.9

CI/CD integration: Yes

Server uptime monitoring: No

Log analysis: Yes

Free Trial: Life Time Free Basic Plan

Visit Fluxguard

Features:

  • Detects downtime with a full Chrome browser that loads all images, Javascript, CSS
  • Monitors and alerts changes to HTML, text, APIs, network activity
  • Multiple screenshot comparisons detect pixel-level changes
  • Google Lighthouse audits look for performance issues
  • Network change detection spots PII exfiltration
  • Price: Plans start at $99 a month. 16% Discount on Yearly Payment.
  • Free Trial: Life Time Free Basic Plan
πŸ‘ Pros πŸ‘Ž Cons
Notifications of drive space and uptime problems Cloud monitoring functions are limited
Monitoring of your website There are some compatibility issues
It offer APM monitoring, cloud monitoring, and server monitoring  
A custom integration with a variety of apps is available  

Get Free Now >>

Life Time Free Basic Plan


3) Linko

Linko is a reliable website monitoring tool that tracks overall health and performance of your website. It is an advanced tool that keeps a check on your website’s SSL certificate health, broken links, regularly monitors your site’s availability in different regions of the world, and notifies you two weeks before your domain expires. Also, you can choose to get reports on any problem that occurs with your website.

Linko is a robust web monitoring tool that specializes in identifying broken links, mixed content audits, and SEO error tracking. With seamless integration with NODATA, it offers features like SSL health checks, multi-step flows, and comprehensive reports and benchmarking. Its capabilities extend to SSL monitoring, domain expiry checks, and website uptime tracking, ensuring a holistic web performance overview with instant email alerts.

#3
Linko
4.8

CI/CD integration: No

Server uptime monitoring: No

Log analysis: Yes

Free Trial: 14 Days Free Trial (No Credit Card Required)

Visit Linko

Features:

  • Regular monitoring of broken links, domain, and SSL certificate.
  • Servers in many location all over the globe.
  • Efficient crawlers with different crawling speeds.
  • Linko provides multi-step API integration
  • Price: Plans start at $5 a month.
  • Free Trial: 14 Days Free Trial (No Credit Card Required)
πŸ‘ Pros πŸ‘Ž Cons
Monitoring the uptime and performance of the system Customer support is lacking
SEO errors monitoring Integrations are limited
Monitoring of SSL and domains There are a limited number of features
There is no need to provide a credit card up front  
Plan with pay-as-you-go  

Get Free Now >>

14 Days Free Trial (No Credit Card Required)


4) Site24x7

Site24x7 is a SaaS-based all-in-one monitoring solution for DevOps and IT. Site24x7 website monitor tests a website from global locations, helping you measure a site’s performance as well as reduce it’s downtime.

Site24x7 is a comprehensive monitoring solution that provides real-time alerts through various channels, including email, voice, and SMS. Integrating seamlessly with platforms like ServiceNow, Slack, and Microsoft Teams, it offers a wide range of monitoring capabilities, from Real User Monitoring to TLS Certificate and Port Monitoring. With features like Core Web Vitals support, keyword monitoring, and log analysis, Site24x7 ensures thorough web and server performance oversight, making it a go-to tool for holistic web infrastructure management.

#4
Site24x7
4.7

CI/CD integration: Yes

Server uptime monitoring: Yes

Log analysis: Yes

Free Trial: 30 Days Free Trial (No Credit Card Required)

Visit Site24x7

Key Features:

  • Monitor the performance and uptime of websites and other internet services like DNS server, FTP server, REST APIs etc. from 110+ locations worldwide.
  • Record and simulate multi-step user interactions in a real browser and optimize them.
  • Record load time for each static resource on your website.
  • It provides customer support via Email, Phone, Contact Form and Chat
  • Price: Plans start at $9 a month.
  • Free Trial: 30 Days Free Trial (No Credit Card Required)
πŸ‘ Pros πŸ‘Ž Cons
Notifications of drive space and uptime problems Cloud monitoring functions are limited
Monitoring of your website There are some compatibility issues
It offer APM monitoring, cloud monitoring, and server monitoring  
A custom integration with a variety of apps is available  

Get Free Now >>

30 Days Free Trial (No Credit Card Required)


5) ManageEngine Applications Manager

ManageEngine Applications Manager enables you to monitor & track all aspects affecting the performance of websites. It provides four different monitors (URL monitor, URL Sequence Monitor, Website Content Monitor, and Real Browser Monitor) for dynamic monitoring of websites.

ManageEngine Applications Manager is an advanced monitoring solution that facilitates swift issue identification and resolution through automated application discovery, tracing, and diagnostics (ADTD). Leveraging machine learning analytics aids in predicting resource needs. With seamless integrations like ServiceNow and Slack, it offers features ranging from Application Discovery and Dependency Mapping to Fault Management. Its comprehensive monitoring capabilities, including SSL, server uptime, and domain expiry checks, make it a pivotal tool for proactive web and server management.

#5
ManageEngine Applications Manager
4.6

CI/CD integration: Yes

Server uptime monitoring: Yes

Log analysis: Yes

Free Trial: 30 Days Free Trial

Visit Applications Manager

Features:

  • Monitor the performance of a single webpage or sequence of webpages.
  • Monitor critical page workflows and test applications before launch.
  • Track unauthorized content changes.
  • Simulate & analyze end user experience and measure website performance from multiple locations.
  • Identify and resolve issues faster with automated application discovery, tracing and diagnostics(ADTD).
  • Anticipate future resource utilization and growth with machine learning enabled analytics.
  • It provides customer support via Email, Phone and Chat
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
A wide range of network devices can be monitored. Agents are required for End-User-Monitoring
Simple setup and installation There is limited integration
Affordable, and easy –to-use SQL knowledge is required for customized reports
Group apps will allow you to monitor your entire service efficiently  
Discovery and mapping of dependencies in an automated and dynamic manner  

Get Free Now >>

30 Days Free Trial


6) Better Stack

Better Stack offers a radically better monitoring platform. It combines ping & uptime monitoring, incident management, and status pages into a single integrated product.

Better Stack is a versatile monitoring tool with out-of-the-box integrations, including Datadog, AWS, and Slack. It can seamlessly connect with Logtail, Better Stack’s own log management solution. Renowned for its comprehensive documentation and supportive community guides, it ensures users have a smooth experience. With diverse customer support channels and a free pricing tier, it offers both accessibility and efficiency for users.

#6
Better Stack
4.6

CI/CD integration: Yes

Server uptime monitoring: yes

Log analysis: Yes

Free Trial: 60-day free trial

Visit Better Stack

Features:

  • Fully-customizable website monitoring
  • Ping, HTTPS, SSL & TLD expiration, DNS, Cron jobs checks
  • Unlimited sms and phone alerts on all paid plans
  • Incident management and on-call scheduling
  • Custom domain status pages built in
  • It provides customer support via Email, Phone, Contact Form and Chat
  • Price: Free plan available
  • Free Trial: Yes
πŸ‘ Pros πŸ‘Ž Cons
Integrated status pages Limited DNS monitoring options
Unlimited on-call alerting on all paid plans
Powerful out of the box integrations

Get Free Now >>

60 Days Free Trial


7) Web Application Performance Monitoring

Web Application Performance Monitoring offers a real user monitoring (RUM) solution, Server & Application Monitor Experience, and a synthetic monitoring tool, Synthetics that provide end-to-end visibility for faster troubleshooting and optimal user experience.

Web Application Performance Monitoring is a comprehensive tool designed to enhance visibility for DevOps, SysAdmins, and SREs. With integrations ranging from Elasticsearch to Slack and Angular, it ensures seamless monitoring across platforms. The tool eliminates the need for Elasticsearch maintenance and offers features like SSL monitoring, log analysis, and CI/CD integration. Instant alerts via various channels ensure timely performance oversight and issue resolution.

#7
Web Application Monitoring
4.5

CI/CD integration: Yes

Server uptime monitoring: Yes

Log analysis: Yes

Free Trial: 30 Days Free Trial

Visit Solarwinds

Features:

  • A unified location for all your logs, metrics, and events
  • Identify resources & requests with the biggest negative impact on your website performance
  • Real-time alerts and debugging solutions
  • Support for all major frameworks
  • Very well documented features
  • It provides customer support via Email, Phone, Contact Form and Chat
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
There are a lot of out-of-the-box integrations Lacks full-featured code profiler
An intuitive and easy-to-use user interface The management of users needs to be improved
A powerful machine learning-based alerting system SQL knowledge is required for customized reports
Supportive customer service team  
Dashboards with built-in customization  

Get Free Now >>

30 Days Free Trial


8) Web Performance Monitor

Web Performance Monitor by Solarwinds helps you troubleshoot internal and external app performance issues from a single dashboard. You can use this tool to customize the web-based performance dashboards, charts, and views.

Web Performance Monitor is a holistic tool that offers extensive monitoring capabilities, from HTTP API integration to domain expiry checks. With seamless integration options like Amazon Web Services and Google Analytics, it provides a broad spectrum of observability, encompassing infrastructure, network, and application performance. Features like built-in intelligence, log management, and virtualization performance management make it a comprehensive solution for ensuring optimal web and network performance, all while providing instant email alerts for timely interventions.

Features:

  • You can monitor performance from multiple locations.
  • It provides a detailed load-time report.
  • You will get complete website performance monitoring for better visibility.
  • It offers a browser-related transaction recorder.
  • You can track any website or app inside or outside the firewall.
  • It enables you to monitor synthetic transactions continuously
  • It provides customer support via Chat, Email, Phone and Contact Form
  • Price: Plans start at $1,170
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
Very detailed step performance monitoring The prices are high compared to other providers
Charts and graphs that are easy to use There is a lack of strong integration with third party products
A responsive design for a user-friendly experience  
Keep track of critical business apps  

Get Free Now >>

30 Days Free Trial


9) StatusCake

StatusCake is a website uptime monitoring tool that sends instant alerts when a user’s website goes down. It can also provide alerts when any technical problem like being slow to load found.

StatusCake is a robust monitoring tool with testing locations in 48 places worldwide. Offering seamless integrations with platforms like DataDog and Slack, it provides a comprehensive suite of features, from Core Web Vitals support to domain expiry checks. With its emphasis on uptime monitoring and ensuring rapid website loading, StatusCake ensures optimal web performance. Instant alerts via email and SMS, combined with features like limitless monitors and service-creditable SLAs, make it a top-tier choice for web monitoring.

Features:

  • You can test website availability from over 28 countries.
  • Provide domain and server monitoring services.
  • It analyzes the speed at which your website loads.
  • You can renew your certificate using SSL monitoring of StatusCake.
  • It ensures that the website is not infected with viruses, trojans, or any other threats.
  • You will receive a detailed report in email.
  • It has website testing locations in 48 places.
  • It provides customer support via Live Chat
  • Price: Plans start at $24 a month. 16% Discount on Yearly Payment.
  • Free Trial: Life Time Free Basic Plan
πŸ‘ Pros πŸ‘Ž Cons
An easy-to-use dashboard There are limited features in the free version
A wide range of tracking options The mobile version of the site needs to be improved
Plenty of robust features Keeps relatively short history
Provides integration with the most popular services  
Scanner for viruses  

Get Free Now >>

Life Time Free Basic Plan


10) Paessler Website Monitoring

Paessler Website Monitoring is a tool that can monitor the availability of site 365 per year. This application can check the load time of your website.

Paessler Website Monitoring is a comprehensive tool that emphasizes worldwide availability and detailed load times. With PRTG API and REST API integration, it seamlessly connects with Service Now, ensuring streamlined monitoring processes. Features like zero stress through automation, long-term monitoring, and Core Web Vitals support make it a standout. Instant email alerts and a plethora of monitoring capabilities, from SSL to domain expiry checks, ensure optimal web performance oversight.

Features:

  • It ensures that your website run smoothly with no hassle.
  • This application can monitor more than one URLs with ease.
  • It has built in alarm.
  • Paessler can analyze website up time.
  • It can monitor mail, database, and mail server.
  • Price: Request a Quote from Sales
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
The ease of configuring custom monitoring It’s a little tricky to configure alerts
An intuitive and good user interface Licensing based on sensors can be expensive
Notification/threshold functionality that is flexible Keeps relatively short history
Zero stress through automation  

Get Free Now >>

30 Days Free Trial


11) Updown

Updown is an online uptime monitoring tool that checks website status periodically by sending an HTTP request to any URL. If the website is not responding correctly, then it notifies you by SMS or email.

Updown is a reliable monitoring tool that offers REST and WebHook API integrations. With seamless connections to platforms like Slack and Telegram, it ensures rapid response with instant email and SMS alerts. Features like Dual-Stack, Fast Checks, and Double-Check enhance its monitoring capabilities. From SSL to website uptime monitoring, Updown provides comprehensive oversight. With diverse customer support channels and a customizable pricing model, it caters to varied user needs.

Features:

  • It offers multilingual supports.
  • Updown provides API to build a custom integration.
  • It conforms to the downtime from a range of locations.
  • This software matches the presence of string instead of HTTP status.
  • You will receive alerts for expiring soon or invalid certificates.
  • It provides customer support via Chat, Email, Phone and Contact Form
  • Price: Request a Quote from Sales
  • Free Trial: Get 100,000 free credits (1 credit = 1 request)
πŸ‘ Pros πŸ‘Ž Cons
Payments can be made with bitcoins and altcoins Live support is not available
Downtimes are confirmed from multiple locations A free trial is not available
A single-site and multi-site availability and performance report can be provided  

Get Free Now >>

Get 100,000 free credits (1 credit = 1 request)


12) Uptime

Uptime is software that checks whether your website is down or not. This software will give you an alert by email, phone call, or SMS if your website is down. It checks your website availability from 30+ different locations spread across six continents.

Uptime is a comprehensive monitoring tool that integrates seamlessly with platforms like Slack and Telegram via REST and WebHook APIs. It offers instant alerts, ensuring rapid response to issues. With features like Dual-Stack and Fast Checks, Uptime provides thorough monitoring from SSL to website uptime. Its diverse customer support channels and customizable pricing model make it a user-friendly choice for web monitoring needs.

Features:

  • It provides detailed server report time daily, weekly, or monthly.
  • This software has the capability to monitor HTTP(s), API, TCP, DNS, and real user monitoring.
  • You can develop a custom app or develop an app from our list of projects.
  • Uptime provides REST APIs integration
  • It provides customer support via Chat, Email, Phone and Contact Form
  • Price: Plans start at $79 a month. 15% Discount on Yearly Payment.
  • Free Trial: 21 Days Free Trial (No Credit Card Required)
πŸ‘ Pros πŸ‘Ž Cons
Monitoring checks can be added in minutes Lacks an intermediate tier
Dashboard that is simple and easy to use Notification settings are limited
Free trial without credit card required  
Customer service is good  
A great value for the money  

Link: https://uptime.com


13) Uptrends

Uptrends is a website uptime monitoring tool to control the performance, uptime, and functionality of your websites, servers, and APIs.

Uptrends is a dynamic web monitoring tool adept at overseeing multi-step transactions like logins and shopping carts across various browsers. With SOAP and REST API integrations, it connects effortlessly with platforms like Slack and ServiceNow. Uptrends offers a plethora of features, from Monitoring Checkpoints to Custom Metrics, ensuring comprehensive web oversight. Instant alerts, combined with capabilities like Core Web Vitals support and domain expiry checks, make it a holistic solution for web performance management.

Features:

  • The tool supports various protocol technology for website and server monitoring needs including, SMTP, POP3, IMAP, HTTP/HTTPS, FTP, SQL, and MySQL.
  • Automatically sends emails that contain dashboard reports in PDF or excel file to the recipient you have chosen
  • You can monitor your API uptime and set up API calls to cross-check its response data.
  • This online application can also monitor multi-step transactions such as login, search, shopping carts, and forms.
  • It automatically identifies web performance issues in browsers like IE, Chrome, and Firefox.
  • It provides customer support via Chat, Ticket and Phone
  • Price: Plans start at $16.21 a month. 10% Discount on Yearly Payment.
  • Free Trial: 30 Days Free Trial
πŸ‘ Pros πŸ‘Ž Cons
A risk-free 30-day trial makes it easy to get started The dashboard design could be improved
Excellent customer service A free plan with limited features
A simple UI with great features  
On-premise architecture monitor  

Link: https://www.uptrends.com


14) Uptimerobot

Uptime Robot is a software used to monitor websites. It monitors your websites every 5-minute intervals and alerts you if your sites are down.

Uptimerobot is a versatile monitoring tool that promotes transparency by allowing users to share statistics with visitors or teammates. With SOAP and REST API integrations, it connects seamlessly with platforms like Slack and Microsoft Teams. The application offers features like Monitoring Checkpoints and Public status pages, ensuring comprehensive oversight. From keyword monitoring to domain expiry checks, Uptimerobot provides a holistic view of web performance, all while offering instant alerts through various channels, including email, SMS, and voice calls.

Features:

  • It can check port, ping, and HTTP(s).
  • You can view uptime, downtime as well as response time.
  • It enables you to ignore downtimes
  • You can verify downtime from numerous locations.
  • It provides customer support via Email and Chat
  • Price: Plans start at $8 a month. 20% Discount on Yearly Payment.
  • Free Trial: Life Time Free Basic Plan
πŸ‘ Pros πŸ‘Ž Cons
Settings for advanced notifications A combination of a mobile device and a browser is required
A feature that monitors keywords Lack of customer service and support
It is easy to set up  
An easy authentication process  
An overall simple UI with great features  

Link: https://uptimerobot.com


15) AppBeat

AppBeat is a tool for monitoring websites and servers. It helps you to see if your services are unresponsive or have any downtime.

AppBeat is a comprehensive monitoring tool that offers REST API integration and ensures prompt notifications through email and SMS. It seamlessly integrates with platforms like Slack and PagerDuty. With capabilities to monitor a wide range of protocols, from HTTP versions to SMTP, and features like system redundancy and a 12-month log history, AppBeat provides a holistic view of web infrastructure. Its extensive monitoring features, including SSL, domain expiry checks, and page speed analysis, make it a reliable choice for web performance oversight.

Features:

  • It checks for a valid HTTP(S) response.
  • You can test your email server with POP3, IMAP, or SMTP protocols.
  • It sends a ping request to the server to check that it is working correctly or not.
  • You can check connectivity for port using UDP or TCP protocol.
  • AppBeat analyze domain server entries to see that your addresses are correctly resolved.
  • It provides customer support via Contact Form
  • Price: Plans start at €5 a month.
  • Free Trial: 14 Days Free Trial (No Credit Card Required)
πŸ‘ Pros πŸ‘Ž Cons
Easily understandable reports Free trial feature is limited
Log history saved for 12 months A lack of support
It is easy to set up  
Unlimited third-party integrations  

Link: https://www.appbeat.io

FAQ

❓ What is Uptime monitoring services?

Uptime monitoring services are online applications that help you measure the reliability/availability of a domain, server, website, TCP, DNS, and HTTP(S). Consider using change detection tools to receive timely updates.

πŸš€ Which are the Best Website Monitoring Tools?

⚑ Which factors should you consider while selecting a Best Website Monitoring Service?

Don’t slog to choose the right tool. Get smart. Consider the following factors before you decide.

  • Quality of Customer support.
  • License Cost, if applicable
  • In the case of an outsourcing project, you need to factor customer/Client preference of the website monitoring software.
  • The cost involved in training employees on the tool.
  • Hardware/Software requirements of the website monitor tool
  • Consider the security options offered by software providers.
  • Support and Update policy of the web monitoring tool vendor.
  • Reviews of the company.