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 · Disk Cleanup Software

Glary Disk Cleaner vs TreeSize

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Glary Disk Cleaner #5 in Disk Cleanup Software 8.4/10 Free plan Free plan✓ 0 of 4 features Visit Glarysoft
TreeSize #8 in Disk Cleanup Software 8.1/10 Free plan · 14-day trial Free planFree trial✓ 0 of 4 features Visit TreeSize

Glary Disk Cleaner leads on 0 checks, TreeSize on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGlary Disk Cleaner · 8.4/10
  • Free planboth
  • Free trialonly TreeSize

Glary Disk Cleaner scores higher on our rubric for disk cleanup software: 8.4 against 8.1 out of 10; our editors rank them #5 and #8.

Glary Disk Cleaner is the better fit for people seeking simple free Windows junk cleanup. TreeSize is the better fit for windows users tracing where disk space goes.

  • Glary Disk Cleaner fits best

    People seeking simple free Windows junk cleanup

  • TreeSize fits best

    Windows users tracing where disk space goes

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 Glary Disk Cleaner 8.4/10 Visit ↗ TreeSize 8.1/10 Visit ↗
At a glance
Editor score 8.4 8.1
Ranking #5 in Disk Cleanup Software #8 in Disk Cleanup Software
Best for People seeking simple free Windows junk cleanup Windows users tracing where disk space goes
Pricing model Free Free plan + paid
Starting price Free plan —
Free plan ✓ ✓
Free trial — 14 days
Deployment Desktop Desktop, Self-hosted
Platforms Windows Windows
Built for Solo, Small business Solo, Small business, Mid-market, Enterprise
Features Glary Disk Cleaner 0/4 · TreeSize 0/4
Scheduled cleanup Not checked yet Not checked yet
Duplicate file finding Not checked yet Not checked yet
Browser cleanup Not checked yet Not checked yet
Remote management Not checked yet Not checked yet
Specs
Supported platforms Not checked yet Not checked yet
Our review
Pros
  • Scans Windows and application junk files, including temporary files
  • Custom cleanup options and an ignore list provide control over deletions
  • Shows cleanup history and supports rapid disk scanning
  • Maps folder and file sizes in treemap, pie, and bar views
  • Breaks down storage by file type and finds large or duplicate files
  • Scans removable drives and exports reports in supported editions
Cons
  • Focused on cleanup rather than broader system optimization
  • Designed for Windows desktop use, not other platforms
  • Cleanup depth centers on junk files and browsing traces
  • Windows only; no mobile or cloud application platform
  • Free edition lacks paid-edition duplicate search and automation
  • Focuses on locating space usage more than automatic junk cleanup
Our verdict

Glary Disk Cleaner is a free Windows desktop utility for people who want to remove unnecessary files without choosing a broader system-optimization suite. It scans Windows and application junk, including temporary files, and can remove…

Read the review →

TreeSize is a Windows desktop tool for understanding how storage is used across folders and files, aimed at individuals and IT teams who need to locate space consumption. Its hierarchical tree, treemap, pie chart, and bar chart show usage…

Read the review →
  1. Glary Disk CleanerDisk Cleanup Software 8.4Free plan
  2. TreeSizeDisk Cleanup Software 8.1Free plan · 14-day trial

Strengths and trade-offs

  • Glary Disk Cleaner — where it wins

    • Scans Windows and application junk files, including temporary files
    • Custom cleanup options and an ignore list provide control over deletions
    • Shows cleanup history and supports rapid disk scanning

    Where it doesn't

    • Focused on cleanup rather than broader system optimization
    • Designed for Windows desktop use, not other platforms
    • Cleanup depth centers on junk files and browsing traces

  • TreeSize — where it wins

    • Maps folder and file sizes in treemap, pie, and bar views
    • Breaks down storage by file type and finds large or duplicate files
    • Scans removable drives and exports reports in supported editions

    Where it doesn't

    • Windows only; no mobile or cloud application platform
    • Free edition lacks paid-edition duplicate search and automation
    • Focuses on locating space usage more than automatic junk cleanup
  • Glary Disk Cleaner8.4/10 · Free plan

    A focused, free Windows utility for clearing junk files and browsing traces.

    Visit GlarysoftFull verdict →
  • TreeSize8.1/10 · Free plan · 14-day trial

    A Windows storage analyzer with visual reports and file-finding tools across paid editions.

    Visit TreeSizeFull verdict →

More comparisons

All disk cleanup software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update