AppSignal vs PM2

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

AppSignal

See full pricing history

EUR · US · source: www.appsignal.com

Plan	Pricing	Charged by	Offer type
Free plan — free	Free € 0	Flat	Standalone · Free
Paid plan — standard Highlighted	EUR 18.25 / month with annual commitment €219 €18.25/month	Flat · €219 billed yearly	Standalone · Fixed

PM2

See full pricing history

USD · US · source: pm2.keymetrics.io

Plan	Pricing	Charged by	Offer type
OpenSource	Free OpenSource	Flat · published offer	Standalone · Free
Plus	USD 39 monthly Starts at $39/month	Flat · /mo	Standalone · Starting at
Enterprise Runtime	USD 79 monthly Starts at $79/month	Flat · /mo	Standalone · Starting at

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

AppSignal

Free plan — free

Highlights Requests: 50K requests

Included
Highlights Logging: 1GB logging

Included
Highlights Retention: 5-day retention

Included

Paid plan — standard

Highlights Application monitoring: 250K requests/month

Included
Highlights Logging: 1GB /month

Included

PM2

OpenSource

Plan card PM2 Process Manager: Included
Plan card Zero Downtime Reloads: Included
Plan card Terminal Based Monitoring: Included

Plus

Plan card Node.js production monitoring: Included
Plan card Real-time web monitoring: Included
Plan card Email and Slack notifications: Included

Enterprise Runtime

Plan card Synthetic application overview: Included
Plan card Custom metrics: Included
Plan card Server health check monitoring: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

AppSignal

August 27, 2026 Source
- Free plan — free: Free
- Paid plan — standard: EUR 18.25 / month with annual commitment

PM2

August 27, 2026 Source
- OpenSource: Free
- Plus: USD 39 monthly
- Enterprise Runtime: USD 79 monthly