Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · System Information Software

SIW vs htop

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score SIW #4 in System Information Software 8.6/10 14-day trial Free trial✓ 4 of 4 features Visit SIW
htop #6 in System Information Software 8.3/10 Free plan Free plan✓ 1 of 4 features Visit htop

SIW leads on 0 checks, htop on 1, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSIW · 8.6/10
  • Free planonly htop
  • Free trialonly SIW
  • Most featuresSIW · 4 of 4

SIW scores higher on our rubric for system information software: 8.6 against 8.3 out of 10; our editors rank them #4 and #6.

htop offers free plan; SIW doesn't. On operating systems, htop gives you Linux where SIW offers Windows.

SIW is the better fit for professional Windows system inventory. htop is the better fit for interactive Linux and Mac process monitoring.

  • SIW fits best

    Professional Windows system inventory

  • htop fits best

    Interactive Linux and Mac process monitoring

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature SIW 8.6/10 Visit ↗ htop 8.3/10 Visit ↗
At a glance
Editor score 8.6 8.3
Ranking #4 in System Information Software #6 in System Information Software
Best for Professional Windows system inventory Interactive Linux and Mac process monitoring
Pricing model Paid Free
Starting price — Free plan
Free plan — ✓ (best)
Free trial 14 days —
Deployment Desktop Desktop
Platforms Windows Linux, macOS
Support Email, Community, Docs Community, Docs
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features SIW 4/4 · htop 1/4
Firmware details ✓ (best) Not checked yet
Installed software ✓ (best) Not checked yet
Portable version ✓ (best) Not checked yet
Command-line interface ✓ ✓
Specs
Operating systems Windows Linux
Report export Html Not checked yet
Our review
Pros
  • Detailed hardware, software, network, BIOS, and firmware inventory
  • Portable Technician’s Version runs without installation
  • Batch, command-line, and multi-format report generation
  • Free and open-source process monitoring
  • Interactive sorting, filtering, search, and tree views
  • Process management with killing and renicing actions
Cons
  • Windows-only platform limits cross-platform inventory work
  • No free plan; access is offered through paid editions
  • Updates and support vary by the selected edition
  • Focused on processes rather than comprehensive system information
  • Requires a terminal or console environment
  • Interface is centered on keyboard and mouse interaction
Our verdict

SIW is a Windows system information and diagnostics utility for IT support teams, system administrators, security auditors, and professionals managing computer inventories. It analyzes hardware, software, operating-system settings,…

Read the review →

htop is a free, open-source, text-mode process viewer for terminal and console environments. It is designed for Linux and macOS users who need to inspect running processes, command lines, CPU and memory consumption, load average, and swap…

Read the review →
  1. SIWSystem Information Software 8.614-day trial
  2. htopSystem Information Software 8.3Free plan

Strengths and trade-offs

  • SIW — where it wins

    • Detailed hardware, software, network, BIOS, and firmware inventory
    • Portable Technician’s Version runs without installation
    • Batch, command-line, and multi-format report generation

    Where it doesn't

    • Windows-only platform limits cross-platform inventory work
    • No free plan; access is offered through paid editions
    • Updates and support vary by the selected edition
  • htop — where it wins

    • Free and open-source process monitoring
    • Interactive sorting, filtering, search, and tree views
    • Process management with killing and renicing actions

    Where it doesn't

    • Focused on processes rather than comprehensive system information
    • Requires a terminal or console environment
    • Interface is centered on keyboard and mouse interaction
  • SIW8.6/10 · 14-day trial

    A broad Windows inventory tool for IT support, audits, and system administration.

    Visit SIWFull verdict →
  • htop8.3/10 · Free plan

    A focused, free process viewer with interactive controls for terminal workflows.

    Visit htopFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update