Paessler

PRTG Network Monitor

4.6 (250) · G2 8.0/10 Free tier
From Free tier available
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Starting price
Free tier available
Free trial
Free tier + 30 days
Deployment
On-prem + cloud
Best for
Teams wanting sensor-based monitoring with a free tier

PRTG Network Monitor (by Paessler) is a network monitoring tool. It starts at Free tier available and holds 4.6/5 (~250 G2 reviews). It is best for teams wanting sensor-based monitoring with a free tier. Below: pricing, our verdict, top alternatives, and head-to-head comparisons.

How PRTG Network Monitor scores

Six criteria, each 0–10 on the same scale from review data, public pricing and feature coverage. Methodology →

Editorial 8.0
User reviews 9.2
Adoption 6.4
Affordability 9.5
Feature breadth 5.0
Ease of trial 10.0

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PRTG Network Monitor vs the field

How PRTG Network Monitor compares to leading alternatives
PRTG Network MonitorAuvikDomotz
Starting price Free tier available Custom quote $35/site/mo
Pricing model per sensor quote per site
Free trial / tier Free tier + 30 days 14 days 14 days
Best for Teams wanting sensor-based monitoring with a free tier MSPs wanting automated network mapping + monitoring MSPs wanting affordable per-site network monitoring
Deployment On-prem + cloud Cloud Cloud + agent
G2 rating 4.6/5 (250) 4.5/5 (200) 4.6/5 (120)
Capterra rating
Our score 8.0 7.8 7.8

Pros

  • Free up to 100 sensors
  • Mature and flexible
  • Broad protocol support

Cons

  • Sensor model can get costly
  • On-prem core
  • Dated UI

Key PRTG Network Monitor features

  • Sensor-based monitoring
  • SNMP/flow/packet
  • Custom dashboards
  • Alerting
  • Maps

PRTG Network Monitor at a glance

PRTG Network Monitor (by Paessler) is a network monitoring tool. It starts at Free tier available and holds 4.6/5 (~250 G2 reviews). It is best for teams wanting sensor-based monitoring with a free tier. Below: pricing, our verdict, top alternatives, and head-to-head comparisons.

More on PRTG Network Monitor

PRTG Network Monitor from Paessler is a network monitoring platform deploying On-prem + cloud. It is built for teams wanting sensor-based monitoring with a free tier. It holds 4.6/5 (~250 G2 reviews) and starts at Free tier available on a per sensor model.

Key capabilities: Sensor-based monitoring, SNMP/flow/packet, Custom dashboards, Alerting, Maps.

Go deeper: pricing breakdown, full review, and the best PRTG Network Monitor alternatives (top picks: Auvik, Domotz, SolarWinds Observability Self-Hosted).

Frequently asked questions

How much does PRTG Network Monitor cost?
PRTG Network Monitor starts at Free tier available. It's priced per sensor. See the pricing page for every plan and limit.
Does PRTG Network Monitor have a free trial or free version?
Yes — PRTG Network Monitor has a free tier plus a 30 days free trial.
How is PRTG Network Monitor deployed?
PRTG Network Monitor is available as On-prem + cloud.
Who is PRTG Network Monitor best for?
PRTG Network Monitor is best for Teams wanting sensor-based monitoring with a free tier.
Is PRTG Network Monitor any good?
PRTG Network Monitor holds 4.6/5 across 250 reviews and scores 8.0/10 on our data-weighted ranking.
What are the best PRTG Network Monitor alternatives?
Top alternatives include Auvik, Domotz, SolarWinds Observability Self-Hosted. See the full alternatives list for pricing and scores.

Popular PRTG Network Monitor comparisons

See PRTG Network Monitor head-to-head with the alternatives MSPs shortlist most often.

Data as of June 1, 2026. Sources: paessler.com. Figures are pulled from public vendor and security data and refreshed automatically.