Best Free QoE/QoS Monitoring Software

CySight's Dropless Collection method provides absolute data retention, enabling the most data orientated decision making and cost-effective workflow for any organization, significantly enhancing network performance, network security and cyber intelligence to the highest level. With a Unique approach, CySight delivers comparative baselining, superior granularity, scalable collection, root cause analysis and QoS Analysis. All Designed to run independently or work together as a powerful single unit. CySight empowers communication and application visibility for networking, security, billing and compliance with high-end integrated network traffic analytics, granular forensics, cybersecurity intelligence, cloud usage, internet-of-things analytics, peering and billing to medium and large enterprise customers and service providers. Our objective at CySight is to reveal your data’s potential and eliminate all blind spots.

Secure Traffic Manager is an intelligence-driven platform that provides real-time management of network traffic and application performance to ensure optimal quality of service. STM offers comprehensive real-time visibility into your network traffic, allowing you to proactively manage your customers based on the health of their connections. Utilize the proprietary “distress score” to identify users with poor quality of service and address issues before they escalate. Gain actionable insights into bandwidth consumption by application and easily identify distressed applications and the reasons behind their poor performance. STM offers advanced real-time control over your network traffic at multiple levels, including applications, users, and network segments. Correlate data to determine if issues are specific to a customer, an application, or a network segment, and access real-time and historical information on each customer to stay ahead of potential issues.

VoIP monitoring software designed for deep critical call QoS metrics and WAN performance insights. With SolarWinds® VoIP & Network Quality Manager (VNQM), you can monitor VoIP performance by analyzing Call Detail Records generated by Cisco CallManager and Avaya Communication Manager, helping you proactively identify and eliminate distortion, latency, and noise. VNQM helps you easily analyze call detail records (CDR) from Cisco and Avaya Communication Managers for metrics such as network jitter and latency and avoid packet delays in VoIP calls. Take advantage of a range of powerful capabilities in SolarWinds VNQM, such as: monitoring VoIP call quality of service (QoS) metrics including jitter, latency, packet loss, and MOS; monitoring site-to-site WAN performance using Cisco IP SLA technology; and correlating call issues with WAN performance for advanced troubleshooting.

LibreQoS is a Quality of Experience (QoE) & Smart Queue Management (SQM) system designed for networks such as Internet Service Providers.