Best Network Diagnostic Software in 2026
Updated
In short: PingPlotter is ranked #1 of 39 as of 4 October 2026, ahead of SoftPerfect Bandwidth Manager and NetSpot. The best-ranked option with a free plan is SoftPerfect Bandwidth Manager. The lowest first paid tier on this page is Globalping at $10/mo.
When diagnosing a connection, the question may be about DNS, packet loss, or the path between endpoints. Compare these tools on DNS diagnostics, packet-loss analysis, and path visualization, then consider deployment, command-line access, supported platforms, and target limit for your environment. Free-plan availability and paid-from pricing add cost context. PingPlotter, Nmap, and Globalping are among the opening entries, with RIPE Atlas and NetSpot also shown near the start. The ranking gives an order to follow; the listed capabilities help you focus on options relevant to the systems and investigations at hand.
39 network diagnostic software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
39ranked
14free plans on this page
$10/molowest paid tier
4 Oct 2026last checked
Input list Network Diagnostic Software 25 channels on this page · 105 of 200 spec lines stated by the makers
Ch Tool Free planPaid fromDeploymentPath visualizationDNS diagnosticsPacket-loss analysisCommand-line interfaceTarget limit Spec sheet Score
01 PingPlotter Free planYesPaid from$6.99/moDeploymenthybridPath visualizationYesDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 4/8spec lines stated 7.8
02 SoftPerfect Bandwidth Manager Free planNoPaid fromnot statedDeploymentdesktopPath visualizationYesDNS diagnosticsnot statedPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 5/8spec lines stated 7.8
03 NetSpot Free planYesPaid fromnot statedDeploymentnot statedPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 1/8spec lines stated 7.7
04 Nmap Free planYesPaid fromnot statedDeploymentdesktopPath visualizationYesDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 7.7
05 DNSViz Free plannot statedPaid fromnot statedDeploymenthybridPath visualizationYesDNS diagnosticsYesPacket-loss analysisnot statedCommand-line interfaceYesTarget limitnot stated 4/8spec lines stated 7.2
06 Globalping Free planYesPaid fromnot statedDeploymenthybridPath visualizationnot statedDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 5/8spec lines stated 7.2
07 inSSIDer Free planYesPaid fromnot statedDeploymentnot statedPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 1/8spec lines stated 7.2
08 RIPE Atlas Free plannot statedPaid fromnot statedDeploymenthybridPath visualizationYesDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 5/8spec lines stated 7.1
09 Buddi Free planYesPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 4/8spec lines stated 7.0
10 Angry IP Scanner Free planYesPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsYesPacket-loss analysisnot statedCommand-line interfaceYesTarget limitnot stated 4/8spec lines stated 6.9
11 iperf3 Free planYesPaid fromnot statedDeploymentdesktopPath visualizationNoDNS diagnosticsNoPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 6.9
12 Acrylic Wi-Fi Heatmaps Free planYesPaid fromnot statedDeploymentnot statedPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 1/8spec lines stated 6.7
13 nPerf Free planYesPaid fromnot statedDeploymenthybridPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfaceYesTarget limitnot stated 3/8spec lines stated 6.7
14 GRC DNS Benchmark Free planYesPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limit500 targets 6/8spec lines stated 6.6
15 NETworkManager Free planYesPaid fromnot statedDeploymentdesktopPath visualizationYesDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 6.6
16 SystemTrayMenu Free planYesPaid fromnot statedDeploymentnot statedPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 1/8spec lines stated 6.5
17 WhatInStartup Free planYesPaid fromnot statedDeploymentdesktopPath visualizationNoDNS diagnosticsNoPacket-loss analysisNoCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 6.3
18 iperf2 Free planYesPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 4/8spec lines stated 6.2
19 DNSViz Toolkit Free planYesPaid fromnot statedDeploymenthybridPath visualizationYesDNS diagnosticsYesPacket-loss analysisnot statedCommand-line interfaceYesTarget limitnot stated 5/8spec lines stated 6.1
20 Open Visual Traceroute Free planYesPaid fromnot statedDeploymentdesktopPath visualizationYesDNS diagnosticsYesPacket-loss analysisnot statedCommand-line interfacenot statedTarget limitnot stated 4/8spec lines stated 6.1
21 Ethr Free plannot statedPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsnot statedPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 3/8spec lines stated 6.0
22 SolarWinds Free SFTP/SCP Server Free planYesPaid fromnot statedDeploymentdesktopPath visualizationnot statedDNS diagnosticsYesPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 5/8spec lines stated 6.0
23 PingTester Free planYesPaid fromnot statedDeploymenthybridPath visualizationYesDNS diagnosticsnot statedPacket-loss analysisYesCommand-line interfacenot statedTarget limitnot stated 4/8spec lines stated 5.9
24 WifiInfoView Free planYesPaid fromnot statedDeploymentdesktopPath visualizationNoDNS diagnosticsNoPacket-loss analysisNoCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 5.9
25 WinMTR Free planYesPaid fromnot statedDeploymentdesktopPath visualizationNoDNS diagnosticsNoPacket-loss analysisYesCommand-line interfaceYesTarget limitnot stated 6/8spec lines stated 5.9
Compare all 25 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | Deployment | Path visualization |
|---|---|---|---|---|---|---|---|---|
| 1 | PingPlotter | 7.8 | Free plan | $29/mo | Yes | 6.99 /mo | hybrid | Yes |
| 2 | SoftPerfect Bandwidth Manager | 7.8 | Free plan | Free | No | — | desktop | Yes |
| 3 | NetSpot | 7.7 | Free plan | Free | Yes | — | — | — |
| 4 | Nmap | 7.7 | Free plan | $9,980/mo | Yes | — | desktop | Yes |
| 5 | DNSViz | 7.2 | Free plan | Free | — | — | hybrid | Yes |
| 6 | Globalping | 7.2 | Free plan | $10/mo | Yes | — | hybrid | — |
| 7 | inSSIDer | 7.2 | Free plan | $16.67/mo | Yes | — | — | — |
| 8 | RIPE Atlas | 7.1 | Free plan | Free | — | — | hybrid | Yes |
| 9 | Buddi | 7.0 | Free plan | Free | Yes | — | desktop | — |
| 10 | Angry IP Scanner | 6.9 | Free plan | Free | Yes | — | desktop | — |
| 11 | iperf3 | 6.9 | Free plan | Free | Yes | — | desktop | No |
| 12 | Acrylic Wi-Fi Heatmaps | 6.7 | No | — | Yes | — | — | — |
| 13 | nPerf | 6.7 | No | — | Yes | — | hybrid | — |
| 14 | GRC DNS Benchmark | 6.6 | No | — | Yes | — | desktop | — |
| 15 | NETworkManager | 6.6 | Free plan | Free | Yes | — | desktop | Yes |
| 16 | SystemTrayMenu | 6.5 | Free plan | Free | Yes | — | — | — |
| 17 | WhatInStartup | 6.3 | No | — | Yes | — | desktop | No |
| 18 | iperf2 | 6.2 | No | — | Yes | — | desktop | — |
| 19 | DNSViz Toolkit | 6.1 | No | — | Yes | — | hybrid | Yes |
| 20 | Open Visual Traceroute | 6.1 | Free plan | Free | Yes | — | desktop | Yes |
| 21 | Ethr | 6.0 | No | — | — | — | desktop | — |
| 22 | SolarWinds Free SFTP/SCP Server | 6.0 | No | — | Yes | — | desktop | — |
| 23 | PingTester | 5.9 | No | — | Yes | — | hybrid | Yes |
| 24 | WifiInfoView | 5.9 | No | — | Yes | — | desktop | No |
| 25 | WinMTR | 5.9 | No | — | Yes | — | desktop | No |
Is your tool on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which network diagnostic software is ranked first on Specifiction?
PingPlotter is ranked #1 of 39 with a score of 7.8. SoftPerfect Bandwidth Manager is second and NetSpot third.
How many of these have a free plan?
14 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Globalping has the lowest first paid tier we found: $10/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.
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