Side by side

ManageEngine OpManager vs SpeedFan

Both stand on hardware monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

ManageEngine OpManager

Free plan AndroidAPIiPhone+4

OpManager brings infrastructure metrics, traffic analysis, alerts, and troubleshooting into one self-hosted product. The perpetual free edition is restricted to three devices, while the full-featured trial has no device cap for 30 days.

Visit ManageEngine OpManager

SpeedFan

Free plan Windows

SpeedFan combines hardware monitoring, disk-health readings, and conditional fan control at no cost. Its power-user focus and hardware compatibility requirements make careful configuration important.

Visit SpeedFan

The facts

	ManageEngine OpManager	SpeedFan
Free plan	Yes	Yes
Open source	No	Not published
Runs on	Android, API, iPhone, Linux, Self-hosted, Web, Windows	Windows
Lowest paid plan	Standard Edition: $95 a year	Free or on request
Plans published	4	1
Maker	Not published	SpeedFan
Website	manageengine.com	almico.com
On hardware monitoring software	#14 of 59	#50 of 59

ManageEngine OpManager: what it does well

Tracks server and network device performance measures.
Analyzes NetFlow, sFlow, J-Flow, and IPFIX.
Automates troubleshooting with scripts or workflow actions.
Free edition is perpetual.
Trial has no device cap for 30 days.

What to know first

Free Edition monitors only three devices.
Standard and Professional starting prices cover 10 devices.
Deployment is self-hosted.

SpeedFan: what it does well

Free Windows software
Monitors voltages, fans, and temperatures
Reads S.M.A.R.T. disk information
Online analysis uses millions of reports
Supports custom events

What to know first

Fan control needs compatible motherboard circuitry
Latest listed version is 4.52
Maker cautions against unattended configurations
Hardware access may not suit every system

Alternatives to ManageEngine OpManager Alternatives to SpeedFan The whole list