UptimeRobot

Analytics & Data Free · from $7/mo

About UptimeRobot

UptimeRobot checks your websites, APIs, and servers every 5 minutes on the free plan—no credit card required. When something goes down, you get alerts via email, SMS, Slack, or push notifications within seconds.

What it does

It pings your endpoints from multiple global locations, logs response times, and sends instant alerts on failure. The dashboard shows uptime percentages, response time graphs, and incident history for each monitor.

Best for

Freelancers and small agencies managing multiple client sites
DevOps teams needing basic uptime monitoring without complexity
Anyone who wants free, reliable uptime checks for personal projects

Strengths

Free tier covers 50 monitors with 5-minute checks
Supports HTTP, ping, port, and keyword monitoring
Integrates with Slack, Discord, Telegram, and 100+ other services

Key features

50 free monitors — Monitor up to 50 URLs, APIs, or servers at no cost
5-minute check intervals — Standard frequency on free plan; paid plans go to 1 minute
Multi-channel alerts — Email, SMS, voice call, Slack, Telegram, and custom webhooks
Response time tracking — Graphs and logs of latency from multiple global locations
Status page — Public or private status page to share with users
Maintenance windows — Suppress alerts during planned downtime

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