Best Free IT Alerting Software
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Compare the Top Free IT Alerting Software as of January 2026
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What is Free IT Alerting Software?
IT alerting software is designed to notify teams about system issues, outages, and performance anomalies in real time. It collects alerts from monitoring tools, infrastructure, applications, and networks and routes them to the right people through channels like email, SMS, and messaging apps. These platforms help IT and DevOps teams prioritize incidents, reduce response times, and prevent downtime. IT alerting software often includes features for alert escalation, on-call scheduling, and incident tracking. By ensuring critical issues are addressed quickly, it improves system reliability and operational efficiency. Compare and read user reviews of the best Free IT Alerting software currently available using the table below. This list is updated regularly.
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1
Pandora FMS
Pandora FMS
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 gives you the agility to find and solve problems quickly, scaling them so they can be derived from any source, on-premise, multi cloud or both of them mixed. Now you have that capability across your entire IT stack and analytics to find any problem, even the ones that are hard to find. Thanks to more than 500 plugins available, you can control and manage any application and technology, from SAP, Oracle, Lotus, Citrix or Jboss to VMware, AWS, SQL Server, Redhat, Websphere, etc.Starting Price: €90/month -
2
Appchkr
Nova Software
Appchkr is an uptime monitoring, alerting, and reporting family of software featuring advanced, high power, general purpose types for large networks and server farms to simple, basic types specialized for small businesses and individual websites. Free forever for 10 targets. Hands-free background operation. Swift setup, fast alerts, unmatched feature set and performance/price ratio. Runs on any MSWindows or Linux version. Checks both LANs and WANs, intranet and internet, both inside and outside your network. Worldwide distribution and support. Light on your time, your network, and your budget. Types specialized for databases, facilities management, security, and QA/QC/Certification/test systems. Integrates with Slack and Pagerduty. Offers public status pages. Integrated diagnostic tools help shorten and prevent downtime. Controlled via web browser and/or command line, interchangeably. Auto-flex option minimizes cost. Extensive documentation.Starting Price: $2.99/month -
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Sematext Cloud
Sematext Group
Sematext Cloud is an innovative, unified platform with all-in-one solution for infrastructure monitoring, application performance monitoring, log management, real user monitoring, and synthetic monitoring to provide unified, real-time observability of your entire technology stack. It's used by organizations of all sizes and across a wide range of industries, with the goal of driving collaboration between engineering and business teams, reducing the time of root-cause analysis, understanding user behaviour and tracking key business metrics. The main capabilities range from log monitoring to APM, server monitoring, database monitoring, network monitoring, uptime monitoring, website monitoring or container monitoring Find complete details on our website. Or better: start a free demo, no email address required.Starting Price: $0 -
4
Jira Service Management
Atlassian
Jira Service Management (formerly Jira Service Desk) empowers Dev and Ops teams to collaborate at high-velocity, so they can respond to business changes and deliver great customer and employee service experiences fast. Tune Jira Service Management to meet your unique needs. Empower every team, from IT to HR to legal, to set up a service desk quickly and continuously adapt at scale. Deliver great service experiences fast - without the complexity of traditional ITSM solutions. Track work across the enterprise through an open, collaborative platform. Link issues across Jira and ingest data from other software development tools, so your IT support and operations teams have richer contextual information to rapidly respond to requests, incidents, and changes. Deliver more customer impact while managing risk. Accelerate critical development work, eliminate toil, and deploy changes with ease, with a complete audit trail for every change.Starting Price: $20 per user per month -
5
eG Enterprise
eG Innovations
IT performance monitoring is not about monitoring CPU, memory and network resources any more. eG Enterprise makes user experience the centerpiece of your IT monitoring and management strategy. With eG Enterprise, you can measure the digital experience of your users, get deep visibility into the performance the entire application delivery stack — from code to user experience, and data center to cloud — from a single pane of glass, correlate performance across domains and pinpoint the root-cause of problems proactively. Machine learning and analytics capabilities embedded in eG Enterprise enable IT teams make intelligent decisions regarding right-sizing, optimization and planning for future growth. The result: happy users, enhanced productivity, improved IT efficiency and tangible business ROI. eG Enterprise is available for installation on-premise and as a SaaS solution. Start a free trial today.Starting Price: $1,000 per month -
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Checkmk
Checkmk
Checkmk is a comprehensive IT monitoring system that enables system administrators, IT managers, and DevOps teams to identify issues across their entire IT infrastructure (servers, applications, networks, storage, databases, containers) and act quickly to resolve them More than 2,000 commercial customers and many more open source users worldwide use Checkmk daily. Key product features: • Service state monitoring with almost 2,000 checks 'out of the box' • Log and event-based monitoring • Metrics, dynamic graphing, and long-term storage • Comprehensive reporting incl. availability and SLAs • Flexible notifications and automated alert handling • Monitoring of business processes and complex systems • Hardware and software inventory • Graphical, rule-based configuration, and automated service discovery Top use cases: • Server Monitoring • Network Monitoring • Application Monitoring • Database Monitoring • Storage Monitoring • Cloud Monitoring • Container MonitoringStarting Price: $0/year -
7
SuperOps
SuperOps
SuperOps is a future-ready, unified PSA-RMM platform for fast-growing MSPs. Powered with the goodness of AI and intelligent automation, SuperOps is packed with all the features and tools that a modern MSP needs, including project management and IT documentation. MSPs no longer need to toggle between tools to manage different pieces of their work. With SuperOps, MSPs can break free from disjointed, legacy tools and experience a platform that’s built for the cloud and designed to make MSPs’ work and life easier.Starting Price: $79/tech/month -
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Allarmia
Priente Software
Every alert in your systems, your domain durations and SSL certificates are now under control. With just one app, track all your alerts and stay secure.Starting Price: $9 -
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Squadcast
Squadcast
Squadcast is an incident management tool that’s purpose-built for SRE. Create a blameless culture by reducing the need for physical war rooms, centralize SLO dashboards, unify internal and external SLIs and automate incident resolution and knowledge base creation with Squadcast Actions. Adopt world-class site reliability practices with a centralized SLO dashboard to view your system health. Anticipate incidents before they occur and respond proactively. The first step towards doing better incident management is adding enough context to incidents while they get detected. With Squadcast, discover everything you need, to take action and achieve best-in-class MTTD with highly configurable features like alert deduplication and tagging.Starting Price: Free -
10
Alertus Mass Notification
Alertus Technologies
The Alertus Mass Notification System is built on the power of the Alertus Server, and is managed through our intuitive user interface. The Alertus System is designed from the ground up to be fully flexible in its configuration of recipient groups, preset messages, user controls, restrictions, and many other points of customization. It can be built to meet your organization’s specific needs, from emergency alerting to routine enterprise communication. Whether you’re looking to facilitate incident reporting for your staff, or full-system activation for your emergency dispatchers, Alertus has the tools to deliver immediate alerts when and where you need it most. No matter the number of devices or systems in your notification portfolio, being able to instantly notify all, or select individuals is crucial to effective emergency notification. Alertus’ one-touch activation provides just that. With numerous activation methods, including panic buttons, desktop activator, etc. -
11
Nagios Core
Nagios Enterprises
Nagios Core is the monitoring and alerting engine that serves as the primary application around which hundreds of Nagios projects are built. Nagios Core serves as the basic event scheduler, event processor, and alert manager for elements that are monitored. It features several APIs that are used to extend its capabilities to perform additional tasks, is implemented as a daemon written in C for performance reasons, & is designed to run natively on Linux/*nix systems. Alerts with escalation capabilities are delivered to IT staff via email and SMS to ensure fast detection of outages. Event handlers can automatically restart failed applications, servers, devices, and services when problems are found. Gain a centralized view of your entire IT operations and review detailed status information through the web interface. -
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ManageEngine AlarmsOne
ManageEngine
AlarmsOne from ManageEngine is an all-in-one alert management solution that allows users to manage alerts from all their IT management tools. AlarmsOne easily integrates with several on-premise and SaaS-based IT infrastructure monitoring systems. With AlarmsOne, users can centralize their IT alarms by creating an account and install the Alarm Poller on the server. AlarmsOne also features real-time alerts and multi-channel notifications for quick responses.Starting Price: $15.00/month/user -
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AlertOps
AlertOps
AlertOps is software that enables an organization to take control of incidents and automate actions that reduce cost, protect revenue and improve the customer experience. AlertOps is a SaaS-based, Alerting & Real-Time Platform that helps ITOps, DevOps, SecOps, HybridOps, BusinessOps, IndustrialOps and Support teams respond to business-critical incidents better and faster. With AlertOps you get: ✓ Total Flexibility, no compromises. ✓ End-to-end Workflow Automation. ✓ Full Stack Incident Visibility ✓ Expert Guidance, on-demand. Visit us at: alertops.com and schedule a personalized demo. We will be happy to discuss your use case and show you why, many of the world’s largest companies leverage AlertOps to respond more rapidly, outmaneuver their competitors and win when moments matter.Starting Price: $0.00/month/user -
14
IOpipe
IOpipe
Deliver with confidence. The only serverless tooling offering real-time visibility into the most granular behaviors of your application. Develop faster. Get a detailed look at what your code is doing, while it runs, for lightning fast debugging and iterating. Operate with confidence. Discover issues before your users notice. Fix problems without having to dig through log files ever again. Powerful alerts give you peace of mind that your serverless applications are running smoothly. With IOpipe, you gain several ways to customize your alerts to make sure you’re reaching the people who need to see, in the way that fits your workflow. Traditional metrics services rely on aggregate data with resolutions in the minutes. This low-resolution view may be fine for traditional applications, but in an event-driven application that may fire off millions of events per minute, aggregates are simply not enough.Starting Price: Free or $299 per month -
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Oracle Cloud Infrastructure Notifications is a highly available, low-latency publish/subscribe (pub/sub) service that sends alerts and messages to Oracle Functions, email, and message delivery partners, including Slack and PagerDuty. The service integrates with Identity and Access Management for secure access, and delivers each message, even during traffic bursts. Send notifications when alarms are breached. Send messages from Monitoring and Events Service to email, Slack, PagerDuty, and HTTPs endpoints. Notify based on a variety of events, such as a new file in object storage or a newly provisioned compute instance. Use Notifications to trigger Functions that execute snippets of code. For example, automatically scale up an Autonomous Database instance, or change the shape of a compute instance. Administrators can control subscriptions through the console, SDK, and Notifications API.Starting Price: $0.02 per 1000 emails sent
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SendQuick Cloud
SendQuick
Do you still need to manage your systems after migrating to the Cloud? When using Cloud providers, companies need to ensure the infrastructure and services always remain online and working. What do companies in the cloud environment need? > Incident Notification & Avoid Alert Fatigue You need to manage the > Unknown into The Known SendQuick Cloud is a systems availability monitoring and notification management platform for the cloud. It works with public cloud services to monitor systems, applications, services and networks, and flags up issues to your staff on duty. SendQuick Cloud enables: - Active monitoring using Ping, Port and URL Checks - Sends immediate notifications on critical issues, providing you with visibility over your entire IT infrastructure health status. - Roster Management & Rule Configuration - User choice of Messengers: SMS, Facebook Messenger, Line, Telegram, MS Teams, Slack etc.Starting Price: $18 per user per month -
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SiteUptime
SiteUptime
Your website is your business as long as customers can reach it. Even if your website is up 99% of the time, this translates into over 7 hours per month where your customers cannot reach you. SiteUptime helps you eliminate downtime by providing free and advanced remote monitoring services for your website. When your website goes down, we notify you instantly via email and or SMS text message so that you may fix problems before they cost your e-business money, customers or reputation. In addition, our service provides detailed statistics about your website's availability and response times so that you can track how often your site is down. Our Multi-Check technology allows us to monitor your website from diverse geographic regions to ensure that your website is accessible from multiple Internet points. Each monitoring location, operating independently and time-synchronized, tests your website and reports the results to a central database.Starting Price: $8 per month -
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WebGazer
WebGazer
Uptime monitoring, cron job monitoring and eye candy hosted status pages in a single tool for your business. Everything you need to keep your business running without interruption. WebGazer enables you to monitor websites and REST API endpoints. It checks the service's status by sending an HTTP request with a configurable frequency and sends a notification immediately if an issue is detected. In order to prevent alert fatigue, WebGazer does additional checks when an incident is detected and fires the notification only if the incident is verified by these additional checks. Get notified instantly via e-mail, webhook, PagerDuty, Slack, SMS and phone calls when an incident occurs. Check services' status as frequently as every 60 seconds! Too much? You can set it as low as 24 hours. Poor performance can be an indicator of a forthcoming disaster. Catch the performance issues before they turn into incidents.Starting Price: $5.00/month -
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SIGNL4
Derdack
When critical systems fail, incidents happen or urgent services need to be provided, SIGNL4 bridges the ‘last mile’ to your staff, engineers, IT admins and workers ‘in the field’. It adds real-time mobile alerting to your services, systems and processes in no time. SIGNL4 notifies through persistent mobile push, text, email and voice calls with acknowledgement, tracking and escalation. Integrated duty and shift scheduling ensures the right people are alerted at the right time. SIGNL4 thus provides for an up to 10x faster and effective response to critical alerts, major incidents and urgent service requests.Starting Price: $9.00/month/user -
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ilert
ilert
ilert is a platform for IT alerting, on-call management, and incident communication that helps DevOps teams respond to incidents faster. ilert seamlessly integrates with monitoring tools and extends them with reliable alerting, on-call scheduling, automatic escalations, and status pages. Ilert is built in Germany and hosted exclusively by cloud providers with data centers in Europe. It is fully GDPR compliant and has the ISO 27001 certification.Starting Price: $0 -
21
Klaxon
Klaxon Technologies
Keep your people safe, informed and productive Communicate effectively within your organization with our major incident, mass notification and planned maintenance solution. Keep your team safe with time-sensitive communication updates Manage major incidents, disasters, business continuity events, cyber incidents and other emergencies with instant notifications, preventing potentially damaging events from escalating. The best tool for efficient and flexible communication in your business Choose Klaxon to improve the way you communicate Multiple notification channels Using our self-service interface, recipients can choose how they receive major incident notifications — through email, SMS, Voice/Telephone, Smartphone App, Microsoft Teams, Skype for Business and more. Two-way communications. Customizable two-way communications across all devices allows recipients to let you know if they've been affected, mark as safe and more. Efficient incident management.Starting Price: $0.61 per user, per month -
22
Pingability
RimuHosting
Do you want a good uptime on your servers? The Pingability service monitors your servers (including web page checks, and email server checks). We can alert you if the server goes down so you can respond rapidly. You tell us what websites and services to monitor, Pingability will monitor those sites as often as you like. If the service goes down Pingability will notify you (via phone, SMS or email). Come to the site at any time to get uptime reports and detailed analysis. Pingability can monitor basic web pages, of course. It can also check SSL secured URLs (no extra cost), check for the existence or absence of a keyword on that page and check the page responds within a certain time. But the Internet is about more than web pages, Pingability can also check if your email server is working, and accepting delivery of an email address you specify, if your DNS server is responding correctly, FTP server and a port on your server.Starting Price: $9.95 per month -
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Sedai
Sedai
Sedai is an autonomous cloud management platform powered by AI/ML delivering continuous optimization for cloud operations teams to maximize cloud cost savings, performance and availability at scale. Sedai enables teams to shift from static rules and threshold-based automation to modern ML-based autonomous operations. Using Sedai, organizations can reduce cloud cost by up to 50%, improve performance by up to 75%, reduce failed customer interactions (FCIs) by 75% and multiply SRE productivity by up to 6X for their modern applications. Sedai can perform work equivalent to a team of cloud engineers working behind the scenes to optimize resources and remediate issues, so organizations can focus on innovation.Starting Price: $10 per month -
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Bleemeo
Bleemeo
Bleemeo is a Cloud Monitoring Platform that allows DevOps and IT teams to monitor their infrastructure from the servers to the applications. It only takes 30 seconds to get a complete live picture of your infrastructure. Our agent discovers services and creates checks and metrics. Dashboards and notification rules for servers and services are automatically created. Android and iOS applications are available. Kubernetes, containers, and elastic infrastructures are fully supported. Deploying a robust, scalable monitoring solution can be time-consuming. At Bleemeo, we focus on making users life easier. Common operating systems and services are auto-detected, default dashboards and notification rules are created. All you need is connect your agent and then customize for your needs. On hosts running Bleemeo monitoring agent, common services are automatically detected and dashboards with services health checks and metrics are automatically generated.Starting Price: €4.99 per month -
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Pagerly
Pagerly
At Pagerly, we understand the unique needs of your organization. Our platform offers extensive customization options to tailor the incident management process to your specific requirements. You don't need to introduce another tool with Pagerly working with your already tech stack. Easily manage all requests and incidents without any window switching and benefit from all Slack collaboration features. Update the team's channel topic with the current oncall whenever oncall changes. You can easily view and monitor the status, progress, and resolution time of these tickets, ensuring prompt action and preventing any potential breaches.Starting Price: $15 per month -
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Zenduty
Zenduty
Zenduty’s end-to-end incident alerting, on-call management and response orchestration platform helps you institutionalize reliability into your production operations. Get a single pane of glass view of the health of all your production operations. Respond to incidents 90% faster and resolve them 60% faster. Deploy customized and data-driven on-call rotations to ensure 24/7 operational coverage for major incidents. Deploy industry-leading incident response procedures and resolve incidents faster through effective task delegation and collaborative triaging. Bring your playbooks automatically into your incidents. Log incident tasks and action items for productive postmortems and future incidents. Suppress noisy alerts so that your engineers and support staff are focused on the alerts that matter. Over 100+ integrations with all your APMs, log monitoring, error monitoring, server monitoring, ITSM, Support, and security services.Starting Price: $5 per month -
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Parny
Parny
Get AI recommendations for your alerts. It can generate recommendations for your alert based on the persona selected. Ask Parny AI has three personas, DevOps engineer, senior developer and database administrator. Our personas are trained to provide the best recommendations for your alerts. You can easily add your team members to the on-call team member list. Always alert the right person at the right time. Share on-call responsibility across your team with on-call schedules and automatic escalations. We support engineering teams to be more proactive, resolve incidents faster and deliver a seamless operations experience. Get custom analytics for your organization, teams, services and users. Always be up to date with your performance and improve your organization's efficiency.Starting Price: $7 per month -
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xMatters
Everbridge
xMatters is an intelligent communications platform designed to accelerate essential business processes, especially IT operations, DevOps and major incident management processes. Trusted by over 1000 global companies, xMatters offers intelligent communication tools for effective IT management, business continuity management, employee engagement, and customer engagement. The platform delivers unmatched reliability and innovative functionality.Starting Price: $9 per user per month -
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Splunk On-Call
Cisco
Empower teams by routing alerts to the right people for fast collaboration and issue resolution. Deliver the right alerts to the right people reducing time to acknowledge and resolve incidents. Complete ChatOps experience, integration with the tools you already have, incident timelines and reporting for blameless post-incident reviews. Engage people where they work. Mobile-first experiences leverage machine learning to make on-call accessible wherever you are. Splunk On-Call automates incident management, reducing alert fatigue and increasing uptime. Use Splunk On-Call to streamline your on-call schedules and escalation policies. From rotations to overrides, we automate all the essentials. Our software provides contextual alert information, suggestions driven from machine learning, and empowers collaboration to solve problems with speed and efficiency, all while capturing essential remediation data.Starting Price: $27.00/month/user -
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BigPanda
BigPanda
Aggregate data from all observability, monitoring, change and topology tools. BigPanda’s Open Box Machine Learning will correlate the data into a small number of actionable insights so incidents are detected in real-time, as they form, before they escalate into outages. Accelerate incident and outage resolution by automatically identifying the probable root cause of problems. BigPanda identifies both root cause changes and infrastructure-related root causes. Resolve incidents and outages faster. BigPanda automates and streamlines the incident response lifecycle across incident triage, ticketing, notifications, and war room creation. Accelerate remediation by integrating BigPanda with enterprise runbook automation tools. Applications and cloud services are the lifeblood of every company. When there’s an outage, everyone is impacted. BigPanda cements AIOps market leadership with $190M in funding, $1.2B valuation.
