Best Free Website Monitoring Software of 2026

New Relic's Website Performance Monitoring offers digital leaders the tools they need to safeguard and improve their online revenue by ensuring peak website functionality. This intuitive, code-free solution delivers ongoing, automated surveillance that anticipates and notifies users of crucial problems such as outages and slow loading times, which can adversely affect conversion rates and customer satisfaction. By presenting actionable insights into vital metrics, including Core Web Vitals, it supports informed decision-making to enhance user experience, refine marketing strategies, and sustain a competitive advantage. New Relic's platform provides essential visibility to reduce revenue loss due to subpar website performance, boost marketing return on investment, and ensure that digital strategies align with overall business goals.

Site24x7 provides unified cloud monitoring to support IT operations and DevOps within small and large organizations. The solution monitors real users' experiences on websites and apps from both desktop and mobile devices. DevOps teams can monitor and troubleshoot applications and servers, as well as network infrastructure, including private clouds and public clouds, with in-depth monitoring capabilities. Monitoring the end-user experience is done from more 100 locations around the globe and via various wireless carriers.

ManageEngine Applications Manager is an enterprise-ready tool built to monitor a company's complete application ecosystem. Our platform enables IT and DevOps teams to have access to all of their application stack's dependent components. Monitoring the performance of mission-critical online applications, web servers, databases, cloud services, middleware, ERP systems, communications components, and other systems is simplified with Applications Manager. It contains a range of capabilities that help to expedite the troubleshooting process and minimize MTTR. It's a great tool to resolve performance issues before they harm application end users. Applications Manager has a fully functional dashboard that can be customized to provide quick performance information. By setting alerts, the monitoring tool continually monitors the application stack for performance issues and notifies the appropriate staff without delay. Applications Manager helps transform performance data into meaningful insights by combining this with advanced machine learning.

Tired of juggling multiple tools for server and website monitoring? Meet Xitoring , the modern SaaS platform designed to streamline your infrastructure oversight. With just one CLI command, you can set up comprehensive monitoring for countless servers and websites in minutes—no complex configurations required. At its core, Xitoring uses Xitogent , a lightweight agent that collects critical performance data directly from your servers. This ensures real-time insights into system health, helping you identify potential issues before they become problems. By automating routine tasks, Xitoring saves you time and effort, allowing you to focus on innovation. Our global network of probing nodes keeps your systems under constant surveillance. From network outages to resource overloads, we detect anomalies instantly and notify the right person via customizable alerts. This proactive approach minimizes downtime, enhances reliability, and boosts customer satisfaction.

With more than 50,000 customer installations across the five continents, Pandora FMS is a truly all-in-one monitoring solution, covering all traditional silos for specific monitoring: servers, networks, applications, logs, synthetic/transactional, remote control, inventory, etc. Pandora FMS allows you to quickly find and solve problems. It scales them so that they can be derived either from on-premise, multi-cloud, or both. You now have the ability to use your entire IT stack and analytics to solve any problem, even those that are difficult to find. You can control and manage any technology and application with more than 500 plugins, including SAP, Oracle, Lotus or Citrix, Jboss, VMware, AWS and SQL Server.

FirstWave’s NMIS is a network management system that provides fault, performance, configuration management, performance graphs, and threshold alerts. Business rules allow for highly specific notification policies that can be used with multiple notification methods. FirstWave also enables partners, including some of the world’s largest telcos and managed service providers (MSPs), to protect their customers from cyber-attacks, while rapidly growing cybersecurity services revenues at scale. FirstWave provides a comprehensive end-to-end solution for network discovery, management, and cybersecurity for its partners globally.

CloudQA is a powerful automation platform that uses no-code/low codes to speed up regression testing and continuous monitoring of web applications. You can type, click, and interact as normal with your site. Our recorder records all of your actions while you navigate your site. You don't have to worry about complex elements like dynamic elements or nested iFrames. Intelligent and intuitive script maintenance - Visual editor allows you to manage tests/monitoring scripts. It creates dynamic test models that are updated to reflect any changes in your application. Simple JavaScript and select variable data sets can automate complex steps. Automation accelerators don't require any infrastructure or setup and are completely free from lock-in. High volume, parallel, scalable and collaborative cloud testing. Support for legacy and the latest web technologies is available out of the box. Live execution of your tests is available. Share summary and detailed reports with screenshots. Integrate with your tech stack to set up custom notifications.

TeamViewer, a popular remote support and access software, allows users to remotely connect and control computers or devices from anywhere on the planet. It is widely used to troubleshoot technical issues, manage IT services, and provide customer support. The software supports secure file sharing, real time collaboration, and remote desktop accessibility across multiple platforms, including Windows MacOS Linux iOS and Android. TeamViewer has a number of security features, including end-to-end encrypted connections and two-factor authentication. This ensures a safe and reliable remote connection. Individuals, IT professionals and large organisations use it to boost productivity, provide remote support and manage devices efficiently.

Paessler PRTG is an all-inclusive monitoring solution with an intuitive, user-friendly interface powered by a cutting-edge monitoring engine. It optimizes connections and workloads, reduces operational costs, and prevents outages. It also saves time and controls service level agreements (SLAs). This solution includes specialized monitoring features such as flexible alerting, cluster failover, distributed monitoring, maps, dashboards, and in-depth reporting.

Sematext Cloud provides all-in-one observability solutions for modern software-based businesses. It provides key insights into both front-end and back-end performance. Sematext includes infrastructure, synthetic monitoring, transaction tracking, log management, and real user & synthetic monitoring. Sematext provides full-stack visibility for businesses by quickly and easily exposing key performance issues through a single Cloud solution or On-Premise.

Better Stack is an eBPF-based, AI SRE observability tool that helps you ship high-quality software faster. Monitor everything from websites to servers. Schedule on-call rotations, get actionable alerts, and resolve incidents faster than ever. Visualize your entire stack, aggregate all your logs into structured data, and query everything like a single database with SQL. Made to fit into your workflow with over 100+ integrations. Seamlessly integrates into your workflow with 100+ integrations.

Remain vigilant and proactive in managing all Development and Operations incidents. Promptly inform the appropriate personnel, minimize response time, and prevent alert fatigue. Opsgenie serves as a contemporary incident management solution, guaranteeing that significant incidents are not overlooked and that the right actions are executed swiftly by the designated team members. The platform collects alerts from your monitoring tools and custom applications, organizing each notification by relevance and urgency. On-call schedules are established to ensure that the appropriate individuals are alerted through various communication methods, including phone calls, emails, SMS, and mobile push notifications. If an alert goes unacknowledged, Opsgenie automatically escalates the situation, ensuring that the incident receives the necessary focus and intervention. Take advantage of an instant free trial to explore its capabilities. By utilizing Opsgenie, teams can enhance their incident response strategy and foster a more efficient operational environment.

IT performance monitoring does not just focus on monitoring CPU, memory, and network resources. eG Enterprise makes the user experience the center of your IT management and monitoring strategy. eG Enterprise allows you to measure the digital experience of your users and get deep visibility into the performance of the entire application delivery chain -- from code to user experiences to data center to cloud -- all from a single pane. You can also correlate performance across domains to pinpoint the root cause of problems proactively. eG Enterprise's machine learning and analytics capabilities enable IT teams to make smart decisions about right-sizing and optimizing for future growth. The result is happier users, increased productivity, improved IT efficiency, and tangible business ROI. eG Enterprise can be installed on-premise or as a SaaS service. Get a free trial of eG Enterprise today.

Uptrends is all about cloud-based website performance that keeps track of performance, uptime, and functionality of your websites and APIs. The 24/7 monitoring service that proactively test your website and monitor multi-step transactions. Let’s face it—the Internet is a fragile thing. Stuff breaks or slows every now and then. Uptrends lets you know when it does and what exactly happened. Feel free to try Uptrends for 30 days with our free trial!

Checkmk is an IT monitoring system that allows system administrators, IT managers and DevOps teams, to quickly identify and resolve issues across their entire IT infrastructure (servers and applications, networks, storage and databases, containers, etc. Checkmk is used daily by more than 2,000 commercial customers worldwide and many other open-source users. Key product features * Service state monitoring with nearly 2,000 checks 'outside the box' * Event-based and log-based monitoring * Metrics, dynamic Graphing, and Long-Term Storage * Comprehensive reporting incl. Accessibility and SLAs * Flexible notifications and automated alert handling * Monitoring business processes and complex systems * Software and hardware inventory * Graphical, rule-based configuration and automated service discovery These are the top use cases * Server Monitoring * Network Monitoring * Application Monitoring * Database Monitoring * Storage Monitoring * Cloud Monitoring * Container Monitoring

Simple configuration interface for Nagios or Naemon. Monitoring solution for corporations and SME Monitor and manage all your servers, applications, and systems in one place, from large data centers to critical IT service providers. openITCOCKPIT provides transparency and comprehensive monitoring of your entire IT environment. Its modular design allows for reporting, event correlation, and clustering capabilities all within an intuitive web interface. Experienced administrators can save time by using the service templates and host templates. This will allow them to spend more time on other areas. It is easy to connect external systems using the REST API. OpenITCOCKPIT eliminates the traditional division between configuration and monitoring. After exporting the configuration, users can instantly see the status of monitored hosts and services in Naemon/Nagios and edit them.

Plerdy – Multifunctional SaaS solution to improve conversions on websites. Heatmaps - We can see exactly where clicks took place on the website. All clicks are recorded and displayed in real-time. This allows you to see how users interact with the website. Popup smart forms - Create and display pop-up forms quickly on your website without the need for a designer or developer. Example: The popup form to collect leads from the website. Offer to users when they abandon shopping cart. - SEO-alerts: This tool continuously analyzes your website's SEO factors and sends you regular notifications about any changes. To determine what can be optimized, it checks keywords, titles and tags. This provides aggregated and on-page statistics that can be used to evaluate your web resource.

WebOps can help you empower your web team. WebOps empowers web teams to be agile, iterate more quickly, and drive results. With scalable infrastructure and lightning-fast content delivery networks, you can build the best Drupal and WordPress sites. Your web development team will be able to stay on schedule with the tools they need. Your web team can develop, test, and launch websites in real time using Git-based workflows. Pantheon is used by agile marketers to quickly publish new content and launch digital campaigns. Our hosting platform has been adopted by over 2,500 web agencies to improve developer productivity, reduce operational costs, and deliver incredible digital experiences for clients.

Nagios Core, the monitoring and alerting engine, is the core application that powers hundreds of Nagios project development. Nagios Core is the event scheduler, event processor, alert manager, and monitor for elements. It has several APIs that can be used to extend its capabilities to do additional tasks. It is implemented in C for performance reasons and is designed to run natively under Linux/*nix systems.

Software designed for building artwork portfolios enables artists, galleries, collectors, and arts organizations to effectively manage their collections, images, and catalogues. ArtMoi, a cloud-based solution, equips professional artists, collectors, and galleries with comprehensive tools to catalog, organize, monitor, and share critical provenance information all in one centralized location. Functioning as a creation registry platform, ArtMoi meticulously tracks the journey of an artwork or collectible throughout its lifespan. Our ambition is to establish a system akin to ISBN for the visual arts and high-value collectibles sector. Each artwork uploaded to ArtMoi receives a globally unique ID number, ensuring that all relevant information about the piece can be monitored over time. This initiative aims to set a new industry benchmark that empowers artists to oversee the long-term provenance of their creations effectively. By doing so, we hope to foster a more transparent and reliable art market.

All-in-one cloud testing platform for performance testing, load testing, website speed testing and website UI testing. Mobile applications and API endpoints are all covered. JMeter testing is easy from multiple cloud locations, with thousands of users. Apache JMeter allows you to see real-time performance metrics of your website and APIs from the cloud. You can monitor changes over time and receive advice on how to speed up page loading times. We run your tests on cloud instances at set times and notify you if anything goes wrong. To find rendering issues, invalid HTML, missing or incorrect CSS, load your web pages and websites in mobile emulators. In seconds, schedule runs and inspect the rendered images on all devices. Simulate your site on different screen sizes and resolutions. Take screenshots of two websites in seconds. To check for differences, you can compare the generated screenshots using a threshold.

ilert serves as a comprehensive solution for IT alerting, on-call management, and incident communication, enabling DevOps teams to address incidents more swiftly. The platform offers smooth integration with various monitoring tools, enhancing their capabilities through dependable alert notifications, efficient on-call scheduling, automatic escalation procedures, and dedicated status pages. Developed in Germany, ilert is exclusively hosted by cloud service providers that maintain data centers within Europe. Additionally, it adheres to GDPR regulations and holds ISO 27001 certification, ensuring a high standard of data protection and security. This commitment to compliance reinforces ilert's dedication to providing a trustworthy service for its users.

Keep track of the performance and status of your API endpoints and essential website transactions using a single, user-friendly dashboard. Checkly serves as a proactive reliability platform that merges the advantages of end-to-end testing with continuous monitoring, specifically tailored for contemporary, cross-functional DevOps teams. Emphasizing JavaScript-based open-source technology stacks, Checkly offers a straightforward setup process and integrates smoothly into your existing development processes. As the go-to platform for API and end-to-end monitoring in modern environments, Checkly is programmable, adaptable, and enthusiastically supports JavaScript. Ensure your important website transactions are continuously monitored and validated, while also capturing screenshots to provide immediate insights into operational performance. Automating browser click-flows has become significantly easier; utilize modern open-source tools such as Playwright and Puppeteer for seamless flow automation. Execute your monitoring checks from 20 different locations globally to guarantee that your APIs respond swiftly and deliver the correct data payload consistently. By leveraging Checkly, you can enhance the reliability and performance of your web applications while simplifying your testing processes.

Pingometer is a leading service that tracks the uptime, downtime, and performance metrics of websites. It guarantees continuous monitoring to keep your site operational at all times, making it the top choice for website uptime oversight. The platform supports a variety of monitoring methods, including HTTPS, HTTP, RUM, ICMP, DNS, POP3, IMAP, SMTP, UDP, TCP, and API transactions. Key functionalities encompass intelligent alerts, a REST API, round-the-clock surveillance, comprehensive reporting, and various additional features. With Pingometer, you can rest assured that your website's performance is in capable hands.

xMatters serves as a smart communications platform aimed at enhancing critical business workflows, particularly within IT operations, DevOps, and the management of significant incidents. With a trusted base of more than 1000 international organizations, xMatters provides advanced communication solutions that facilitate efficient IT management, ensure business continuity, foster employee involvement, and improve customer interactions. The platform stands out for its exceptional reliability and cutting-edge features, making it an invaluable tool for modern enterprises. Its capabilities are continually evolving to meet the dynamic needs of businesses in a rapidly changing environment.