Full-featured uptime, heartbeat, and infrastructure monitoring — with a free tier that's actually useful and paid tiers that don't need a procurement department.
| What you get | PylonMon Free | healthchecks.io Free | notifier.so Free/Solo | PagerDuty Free |
|---|---|---|---|---|
| Price | $0 forever | $0 | $0 / entry paid | $0 (5 users) |
| Monitors on free | 20 monitors | 20 checks | fewer on free | focused on on-call, not checks |
| Check styles | Heartbeat + HTTP/S + TCP + ping (+ DNS, UDP & Prometheus on paid) | heartbeat (cron) focus | uptime focus | brings its own integrations |
| Fastest interval (free) | 1 minute | varies | slower on free | — |
| Escalation ladders | Included on FREE | limited | paid | paid tiers |
| On-call rotations | Team $15 flat — shifts, overrides, per-member paging preference | — | — | its core product — per-user pricing |
| Alert channels | email, Discord, Slack, Teams, Google Chat, Webex, Telegram, ntfy.sh, web push, SMS, WhatsApp, voice, Zapier, webhooks | many | several | many (enterprise-leaning) |
| Prometheus & Alertmanager | ✓ Pro ($4) — metric-threshold monitors (push or pull) + Alertmanager ingest + scrape us | — | — | via integrations |
| Public status pages | ✓ paid — only the monitors you choose | paid | varies | separate product |
| Status badges | ✓ free | ✓ | paid | — |
| Inside and outside your network | ✓ both — external checks + pylon-beacon agent (vitals from inside) | inbound pings only | outside only | n/a |
| Sells your data | Never. | no | ? | no |
Competitor details reflect their public pages at the time of writing — check their sites for current pricing. We think you'll come back. 🗼