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Head-to-head · Desktop Widget Software

Themia vs GKrellM

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Themia #4 in Desktop Widget Software 8.8/10 Free plan Free plan✓ 5 of 5 features Visit Themia
GKrellM #6 in Desktop Widget Software 8.6/10 Free plan Free plan✓ 2 of 5 features Visit GKrellM

Themia leads on 0 checks, GKrellM on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreThemia · 8.8/10
  • Free planboth
  • Most featuresThemia · 5 of 5

Themia scores higher on our rubric for desktop widget software: 8.8 against 8.6 out of 10; our editors rank them #4 and #6.

On supported platforms, GKrellM gives you Cross_platform where Themia offers Windows.

Themia is the better fit for windows users integrating work and personal services. GKrellM is the better fit for cross-platform hardware and system monitoring.

  • Themia fits best

    Windows users integrating work and personal services

  • GKrellM fits best

    Cross-platform hardware and system monitoring

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Side by side

Feature Themia 8.8/10 Visit ↗ GKrellM 8.6/10 Visit ↗
At a glance
Editor score 8.8 8.6
Ranking #4 in Desktop Widget Software #6 in Desktop Widget Software
Best for Windows users integrating work and personal services Cross-platform hardware and system monitoring
Pricing model Free plan + paid Free
Starting price $19 one-time Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows, macOS, Linux
Support Email, Docs Community, Docs
Built for Solo, Small business, Enterprise Solo, Small business
Features Themia 5/5 · GKrellM 2/5
System monitoring ✓ ✓
Custom layouts ✓ (best) Not checked yet
Weather widgets ✓ (best) Not checked yet
Calendar widgets ✓ ✓
Feed widgets ✓ (best) Not checked yet
Specs
Supported platforms Windows Cross_platform
Widget categories Office, Online, System, Themia, Layout, Others CPU, process, disk, network, internet, memory, swap, filesystem, mailbox, clock, calendar, hostname, battery, temperature, fan, voltage, uptime, plugins
Our review
Pros
  • Multiple screens with switchable, customizable layouts
  • Unified Outlook, Microsoft 365, and Gmail inboxes
  • Broad support for Google, Microsoft, CalDAV, IMAP, RSS, and more
  • Monitors CPU, processes, disks, memory, network, temperatures, and battery
  • Supports Windows, macOS, and Linux
  • Themes, alarms, charts, plugins, and remote data collection
Cons
  • Windows-only availability
  • Free plan limits widgets and screens
  • Connected widgets require internet access to refresh
  • Its primary focus is system monitoring rather than general-purpose widgets
  • The stacked monitor layout may feel specialized for desktop customization
  • Platform support relies on platform-specific builds and packages
Our verdict

Themia is a Windows desktop widget application for people who want email, calendars, files, weather, system statistics, tasks, feeds, and other information arranged on the desktop. It supports multiple screens, switchable layouts,…

Read the review →

GKrellM is a lightweight desktop system-monitoring application for users who want multiple system indicators displayed together in one window. It supports Windows, macOS, and Linux, making it suitable for cross-platform monitoring across…

Read the review →
  1. ThemiaDesktop Widget Software 8.8Free plan
  2. GKrellMDesktop Widget Software 8.6Free plan

Strengths and trade-offs

  • Themia — where it wins

    • Multiple screens with switchable, customizable layouts
    • Unified Outlook, Microsoft 365, and Gmail inboxes
    • Broad support for Google, Microsoft, CalDAV, IMAP, RSS, and more

    Where it doesn't

    • Windows-only availability
    • Free plan limits widgets and screens
    • Connected widgets require internet access to refresh

  • GKrellM — where it wins

    • Monitors CPU, processes, disks, memory, network, temperatures, and battery
    • Supports Windows, macOS, and Linux
    • Themes, alarms, charts, plugins, and remote data collection

    Where it doesn't

    • Its primary focus is system monitoring rather than general-purpose widgets
    • The stacked monitor layout may feel specialized for desktop customization
    • Platform support relies on platform-specific builds and packages
  • Themia8.8/10 · Free plan

    A flexible Windows dashboard for combining work, personal services, and system information.

    Visit ThemiaFull verdict →
  • GKrellM8.6/10 · Free plan

    A free, open-source monitor for users who want broad system visibility in one window.

    Visit GKrellMFull verdict →

More comparisons

All desktop widget software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update