The Best Free Monitoring Software

Network monitoring tools are important for a number of reasons. A monitoring tool can provide you with a real-time view of your service status and infrastructure health. Most of the time these systems are used to identify the signs of poor performance on an enterprise grade network. For example, system monitoring tools like SolarWinds Network Performance Monitor provide you with a dashboard with visual displays and graphs detailing your live network activity providing you with complete transparency.

Every tool on this list has been deemed suitable for an enterprise pace environment. SolarWinds Network Performance Monitor is a top of the range network monitoring tool that allows you to keep track of your network elements through the use of SNMP and a centralized dashboard. From the outset, this SolarWinds product is extremely easy to use. Network Performance Monitor runs an auto-discovery feature which manually locates devices on your network and maps them to your system. This eliminates the need to spend time manually linking up your network devices to the central console. As you can see in the picture above, SolarWinds provides you with a diverse range of visual elements like pie charts, maps and warnings to enable you to read your network performance from a glimpse.

For example, the Nodes with Problems window highlights all the network elements that are experiencing performance issues. Likewise, the Application Health Overview section allows you to view your overall application health across your entire network. However, this is not all this program has to offer. You can also create customized alerts to notify you when a network fault occurs. If needed you can allocate your alerts to specific members of staff.

This is useful for those situations where you need to delegate response tasks amongst a team. Overall SolarWinds Network Performance Monitor is at the top of our list because it offers the perfect mix of ease of use and all-in-one network monitoring. The auto-discovery feature and high-level visualization are two standout features. There is also a day free trial which can be downloaded here. This is a tool that was designed specifically for monitoring a diverse enterprise environment. All network monitoring is conducted through the dashboard. On the dashboard picture above your network devices are color coded according to their availability.

You can click on the grey boxes to elaborate on various factors throughout your network, from ping availability to disk and interface utilization without leaving the dashboard. All of the information you see is updated in real-time. There is also the facility to add additional elements like reports to the dashboard.


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This is useful because it allows the user to customize their user experience according to their needs. Alerts can be configured to notify the user when significant network events happen through SMS and email. One of the things that set WhatsUp Gold apart from the competition is its support for hybrid cloud monitoring and web monitoring. The extensive monitoring capability of WhatsUp Gold allows you to monitor enterprise environments with a substantial range of physical and virtual infrastructure.

The version builds on this by also adding AWS and Azure services to the mix as well.

Use Networking tools?

WhatsUp Gold is a product that should be considered by organizations who need to monitor physical and virtual infrastructure. This tool is available on a number of perpetual licenses and subscription plans. You have to request a quote in order to get a price for the perpetual licenses. There is also a free trial which can be downloaded from here. PRTG Network Monitor from Paessler is another product that provides an excellent suite of network monitoring features.

One of the first things you notice about PRTG is that it can be difficult to keep track of what is going on within your network. Like other top of the range products, PRTG has its own auto-discovery feature. This acts as a network mapper and recognizes network elements without you having to manually configure them. Auto-discovery allows you to hit the ground running and reduces a massive chunk of manual labor. You can start monitoring your network soon after you deploy from a desktop or mobile device via the PRTG app.


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  • Here's a List of Top Network Monitoring Tools and Software of 2018:!
  • PRTG maps is the platforms unique visualization offering. Now there are many ways that maps can be used. The simplest is to create a network map that denotes each device on your network. However, you can customize it to only show the most critical sensors in your local infrastructure. What is really excellent about this feature is that you can create you can set automatic map rotation.

    This allows you to automatically change the maps you view at from 10, 30, 60 seconds to 10 minutes. Though the user interface takes some getting used to, this is a product that is perfect for those who are new to the world of network monitoring. It comes with a learning curve but the auto-discovery, alerts and visual displays make this one of the better platforms on the market.

    There is also a free trial that you can download here. ManageEngine OpManager is one of the most renowned network monitoring tools on this list. This slickly designed network monitoring solution has been well designed for the purpose of helping network administrators target poor performance across a large network.

    The dashboard is updated in real time and provides the user with graphs showing the availability, utilization and connectivity of devices throughout the network. You can view, dials, graphs, charts and color-coded availability through the dashboard.

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    This is particularly useful if you need to hand on your findings to another member of staff. User configurable notifications are part of this overarching design. For example, you can set a CPU utilization threshold and instruct OpManager to notify you once it reaches a certain level.

    You also have the ability to forward on key messages like Syslog data. There is also a free version available which can monitor up to 10 devices, with support for VMware, Hyper-V and Xen servers. The free version can be downloaded here.

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    Open source software is often hit and miss with regards to network monitoring, but Zabbix is a product that gets it right straight from deployment. Customization is an area that Zabbix performs particularly well. There are user-configured notifications which can be sent through email or SMS. You can also run scripts remotely on devices throughout your network. This is useful for acting quickly on occasions where a service is experiencing performance issues.

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    In the event that Zabbix recognizes a problem on your network, a message will rise in the messages window. This will detail everything that needs to be addressed. Zabbix also has an extensive range of templates that you can use to monitor popular devices. Each template comes with default applications, triggers, graphs and scenarios relating to the vendor device in question.

    Overall Zabbix is a solid network performance monitor for mid to large organizations.

    Best Open Source Network Monitoring Tools and Software (Linux/Windows)

    Nagios XI is a network monitoring software tool that is marketed towards a wide demographic, who are looking for a low maintenance network monitoring solution. Nagios XI uses a web-based user interface which makes it one of the more accessible platforms on this list. Configuration wizards take you through the process of setting up your monitoring environment and managing your service promptly. A particularly interesting addition is that of capacity planning graphs. These graphs allow you to plan for when you need to upscale your IT infrastructure in future.

    Capacity planning is an essential part of ensuring long term uptime and evolving alongside your needs. Nagios XI also offers a unique feature in the form of multi-tenant access. This feature allows multi-user access which segments network infrastructure and allows users to see only those devices they are authorized to view. This feature is particularly useful in larger organizations where a range of staff have access and responsibility to deal with certain systems.

    Organizations searching for a network monitoring tool that is easy to use would be well advised to download Nagios XI. There is also a free version which can be downloaded that is limited to monitoring 7 nodes. The free version can be downloaded from this link here. Icinga 2 is another relatively well known network monitoring software product.

    Icinga uses SNMP and direct monitoring to gather usage data from each device active on a network. The entire user interface is secured with SSL. This product is used by a number of large organizations. Names such as Audi, Adobe, and Vodafone have used the Icinga in the past. However one of the things that set Icinga apart from other products is its use of plugins. Icinga provides you with thousands of plugins to conduct a variety of monitoring tasks. There are unique plugins which operate for both Windows and Linux. Plugins are a great addition that helps to expand the basic functions of the product.

    This program also has its own alerting system, which notifies the user via test or SMS when a network event occurs. There is also the ability to segment alerts and send them straight to specific users.