Cloud, Backup & PC
Best System Information Software in 2026
To inspect a computer, you may want details about its firmware, operating system, or installed software, and tools differ in how they provide access to that information. Compared on firmware details, installed software, and operating systems, the entries help you see what information is listed.
- 01
Argus Monitor From $1/mo Free plan Windows8.8 Visit Specs - 02 Facter
Facter suits system administrators and Puppet users who need to gather and use machine facts in manifests or reporting workflows.
Free plan Open source Windows · macOS · Linux · API8.8 Visit Specs - 03
Fastfetch Fastfetch suits command-line users who want system details in a terminal, whether for diagnostics, startup greetings, or desktop screenshots.
Free plan Open source Windows · macOS · Linux · Android8.7 Visit Specs - 04 Btrfsmaintenance
Btrfsmaintenance suits Linux administrators maintaining Btrfs filesystems who want scheduled maintenance scripts.
Free plan Open source Linux · Self-hosted8.6 Visit Specs - 05 HWiNFO Free plan Windows8.6 Visit Specs
- 06 AIDA64
AIDA64 Extreme suits home users who want detailed PC information and monitoring.
Free trial Windows · iOS · Android8.5 Visit Specs - 07 hw-probe
It suits Linux and BSD developers debugging hardware issues and organisations simplifying hardware inventory.
Free plan Linux · Self-hosted8.2 Visit Specs - 08 ASTRA32
ASTRA32 suits PC repair technicians and system administrators who need component details, driver checks, or machine reports.
Free plan Windows8.1 Visit Specs - 09
EtreCheckPro The free mode suits Mac users who want diagnostics, a shareable report, or command-line use.
Free plan macOS8.1 Visit Specs - 10
Autoruns Autoruns suits Windows users who want to inspect and manage configured startup entries, including entries for other accounts.
Free plan Windows8.0 Visit Specs - 11
AppControl AppControl suits Windows users investigating background activity, including gamers, IT professionals, privacy-conscious users, and people troubleshooting applications.
Free plan Windows7.9 Visit Specs - 12
iStat Menus From $9.99/mo Free trial macOS7.8 Visit Specs - 13 Conky macOS · Linux · Self-hosted7.7 Visit Specs
- 14 CPU-X Free plan Linux · Self-hosted7.7 Visit Specs
- 15 SIW
SIW suits administrators and technicians who need detailed Windows system information or exportable reports.
From $3.33/mo Free plan Windows7.7 Visit Specs - 16
htop htop suits users who need terminal-based process monitoring on Linux or macOS and related Unix systems.
Free plan macOS · Linux7.6 Visit Specs - 17
Speccy Speccy suits home users who want to inspect PC components, temperatures, or diagnostic data and save system reports.
Free plan Windows7.6 Visit Specs - 18 inxi
It suits Linux users who want system details through command-line options or IRC.
Free plan Linux7.4 Visit Specs - 19 Navrátil Software System Information Free plan Windows7.3 Visit Specs
- 20 hwinfo Free plan Linux7.2 Visit Specs
- 21 lshw Free plan Linux7.2 Visit Specs
- 22 Network Activity Indicator
It suits Windows users who want a tray indicator for packet activity on available interfaces.
Free plan Windows7.2 Visit Specs - 23 HardInfo2 Linux7.0 Visit Specs
- 24 KInfoCenter Linux6.9 Visit Specs
- 25 WinAudit Free plan Windows6.9 Visit Specs
A command-line interface and portable version may also matter to how you work, while report export is relevant if you need to share results. BelManage, HWMonitor, and Fastfetch are options to compare. Review free-plan availability and paid-from pricing too, then weigh the listed information and access features against the systems you need to inspect.