In today’s digital world, choosing the best monitoring tools in 2025 is crucial to keep your website or server running smoothly. Whether you’re a freelancer, a web hosting provider, or a large enterprise, these tools help detect issues early and ensure optimal uptime and performance.
Here’s a 2025 roundup of the top 5 monitoring tools, including HetrixTools, with features, pricing, and how to get started.
1. HetrixTools
HetrixTools is a popular monitoring service offering uptime monitoring and blacklist monitoring in a clean, modern interface.
Key Features:
- Free uptime monitoring for up to 15 targets (checks every 1 minute).
- Blacklist monitoring for 32 blacklists (including Spamhaus, Barracuda, etc.).
- Public or private status pages.
- Real-time alerts via Email, Slack, SMS, Telegram, and more.
Pricing:
- Free Plan: 15 uptime monitors & 32 blacklist monitors.
- Pro Plan: 30 monitors – $9.95/month.
- Business Plan: 60 monitors – $19.95/month.
- Enterprise Plan: 200 monitors – $49.95/month.
- Create an account at HetrixTools.
- Add your website URLs or server IPs.
- Set up alert contacts and status pages.
Ideal for: Hosting providers, sysadmins, and developers needing customizable and affordable monitoring.
2. PRTG Network Monitor
PRTG by Paessler is a powerful all-in-one network monitoring tool, suitable for more complex infrastructures.
Key Features:
- Monitor servers, devices, apps, and traffic.
- Custom dashboards and smart alerts.
- Supports SNMP, WMI, SSH, HTTP, and more.
Pricing:
- Free Trial: 30 days, full version.
- Licenses: Start at €1,600 (500 sensors) one-time payment.
- Download from Paessler PRTG.
- Install on a Windows server.
- Configure sensors to monitor resources.
Best for: Enterprises and IT departments managing full-stack infrastructure.
3. Site24x7
Site24x7 is a cloud-based monitoring platform designed for websites, apps, servers, and networks all in one.
Key Features:
- Website uptime checks from 110+ locations worldwide.
- Application performance monitoring (APM).
- Synthetic user monitoring and API testing.
Pricing:
- Free Trial: 30 days.
- Paid Plans: Start at $9/month.
- Sign up at Site24x7.
- Add monitors (website, server, app).
- Set thresholds and get notified when something goes wrong.
Perfect for: DevOps teams and companies that want unified performance insights.
4. Dynatrace
Dynatrace offers AI-powered observability for modern applications and infrastructure.
Key Features:
- Full-stack monitoring: apps, infrastructure, UX.
- Root cause detection with Davis AI engine.
- Auto-discovery of dependencies and services.
Pricing:
- Free Trial: 15 days.
- Custom Plans: Based on monitored resources (contact sales).
- Register at Dynatrace.
- Install Dynatrace OneAgent on your environment.
- Access AI-driven dashboards and issue detection.
Best for: Large enterprises and teams using microservices, Kubernetes, and cloud-native stacks.
5. UptimeRobot
UptimeRobot is a simple and affordable monitoring tool, ideal for small businesses and developers.
Key Features:
- Website and port monitoring (HTTP, Ping, etc.).
- Checks every 5 minutes (1 min with Pro).
- Alerting via Email, SMS, Slack, and more.
- Status page creation.
Pricing:
- Free Plan: 50 monitors, 5-minute checks.
- Pro Plan: Starts at $7/month.
- Register at UptimeRobot.
- Add your website or server to monitor.
- Set up alerts and create a status page if needed.
Great for: Startups, freelancers, and bloggers looking for basic uptime monitoring.
