---
title: "UptimeRobot vs Paessler PRTG — honest 2026 comparison"
description: "UptimeRobot vs Paessler PRTG: pricing, check intervals, strengths, weaknesses, and which one fits your team. Verified 2026-06-28."
canonical: "https://lemwatch.com/vs/uptimerobot-vs-prtg"
source: "https://lemwatch.com"
---

# UptimeRobot vs Paessler PRTG

> A like-for-like comparison of UptimeRobot and Paessler PRTG — what each one monitors, what it costs at the entry tier, and where each one falls short.

## Pricing and intervals

- UptimeRobot: free tier available, Solo from $7/mo, checks as often as every 1 min.
- Paessler PRTG: free tier available, PRTG 500 from $200/mo, checks as often as every 1 min.

## UptimeRobot — strengths and weaknesses

## Strengths

- Generous free tier (50 monitors at 5-minute checks)
- Simple, focused uptime UX
- Long track record and large community

## Weaknesses

- No SEO, sitemap, or content-drift monitoring
- No visual change detection or screenshot diffs
- Status pages are basic on lower tiers

## Paessler PRTG — strengths and weaknesses

## Strengths

- Free forever for the first 100 sensors
- Monitors network devices, servers, traffic and cloud alongside websites
- Automatic network discovery creates sensors for you

## Weaknesses

- Sensor-based licensing gets expensive as coverage grows
- Traditionally installed on your own Windows server
- Website-specific checks (SEO, sitemap, visual diffs) are not the product's focus

## Which should you pick?

 Choose UptimeRobot when You only need HTTP/ping uptime checks and want the cheapest paid tier.

 Choose Paessler PRTG when You are monitoring internal network and server infrastructure, not just public websites.

 Facts last verified 2026-06-28 (UptimeRobot) and 2026-09-10 (Paessler PRTG) against each vendor's public pricing page.



## Lemwatch at a glance

- What it is: website monitoring that checks uptime, page changes, SEO, security, SSL and speed in one tool.
- Free plan: 10 sites, no time limit, all check types.
- Pro: $19/mo, 50 sites, public API and webhooks.
- Agency: $59/mo, 150 sites, white-label status pages.
- Source: https://lemwatch.com/pricing (facts verified from the product's own plan limits).



## Related

- [UptimeRobot alternatives](https://lemwatch.com/alternatives/uptimerobot)
- [Paessler PRTG alternatives](https://lemwatch.com/alternatives/prtg)
- [Lemwatch vs UptimeRobot](https://lemwatch.com/compare/uptimerobot)
- [Lemwatch pricing](https://lemwatch.com/pricing)
- [All monitoring checks](https://lemwatch.com/features)
- [All Lemwatch comparisons](https://lemwatch.com/compare)
- [Visualping vs ChangeTower](https://lemwatch.com/vs/visualping-vs-changetower)
- [Uptime.com vs StatusCake](https://lemwatch.com/vs/uptime-com-vs-statuscake)