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Head-to-head · Disk Defragmentation Software

Auslogics Disk Defrag vs Puran Defrag

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Auslogics Disk Defrag #5 in Disk Defragmentation Software 8.4/10 Free plan Free plan✓ 3 of 3 features Visit Auslogics
Puran Defrag #7 in Disk Defragmentation Software 8.0/10 Free plan Free plan✓ 3 of 3 features Visit Puran Software

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

Our verdict

  • Highest scoreAuslogics Disk Defrag · 8.4/10
  • Free planboth

Auslogics Disk Defrag scores higher on our rubric for disk defragmentation software: 8.4 against 8.0 out of 10; our editors rank them #5 and #7.

Auslogics Disk Defrag is the better fit for free HDD defragmentation with advanced controls. Puran Defrag is the better fit for free users wanting scheduled HDD optimization.

  • Auslogics Disk Defrag fits best

    Free HDD defragmentation with advanced controls

  • Puran Defrag fits best

    Free users wanting scheduled HDD optimization

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Side by side

Feature Auslogics Disk Defrag 8.4/10 Visit ↗ Puran Defrag 8.0/10 Visit ↗
At a glance
Editor score 8.4 8.0
Ranking #5 in Disk Defragmentation Software #7 in Disk Defragmentation Software
Best for Free HDD defragmentation with advanced controls Free users wanting scheduled HDD optimization
Pricing model Free plan + paid Free
Starting price — Free
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows
Built for Solo, Small business Solo, Small business
Features Auslogics Disk Defrag 3/3 · Puran Defrag 3/3
Scheduled optimization ✓ ✓
Automatic optimization ✓ ✓
Boot-time optimization ✓ ✓
Specs
Drive types Hdd Hdd
Filesystem support Ntfs Ntfs
Maximum drive count Not checked yet Not checked yet
Our review
Pros
  • Free edition includes disk analysis and basic defragmentation
  • Supports scheduled, boot-time, file-level, and free-space optimization
  • Offers portable operation and command-line support
  • Free plan includes automatic and scheduled defragmentation
  • PIOZR combines optimization, directory consolidation, and space freeing
  • Supports boot-time, low-priority, individual item, GUI, and command-line operations
Cons
  • Windows-only availability limits cross-platform use
  • Designed for HDDs rather than SSD defragmentation
  • Advanced optimization and repair features are in Pro
  • Windows only
  • Documented drive support is limited to HDD
  • NTFS is the explicitly identified filesystem support
Our verdict

Auslogics Disk Defrag is a Windows utility for analyzing, defragmenting, and optimizing hard disk drives. It is aimed at users who want more control than basic manual defragmentation, including scheduled jobs, free-space consolidation,…

Read the review →

Puran Defrag is a free Windows utility for consolidating fragmented files and optimizing HDD storage. It suits users who want automatic or scheduled maintenance, boot-time handling of system files, or more targeted control over individual…

Read the review →
  1. Auslogics Disk DefragDisk Defragmentation Software 8.4Free plan
  2. Puran DefragDisk Defragmentation Software 8.0Free plan

Strengths and trade-offs

  • Auslogics Disk Defrag — where it wins

    • Free edition includes disk analysis and basic defragmentation
    • Supports scheduled, boot-time, file-level, and free-space optimization
    • Offers portable operation and command-line support

    Where it doesn't

    • Windows-only availability limits cross-platform use
    • Designed for HDDs rather than SSD defragmentation
    • Advanced optimization and repair features are in Pro
  • Puran Defrag — where it wins

    • Free plan includes automatic and scheduled defragmentation
    • PIOZR combines optimization, directory consolidation, and space freeing
    • Supports boot-time, low-priority, individual item, GUI, and command-line operations

    Where it doesn't

    • Windows only
    • Documented drive support is limited to HDD
    • NTFS is the explicitly identified filesystem support

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update