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

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · Disk Defragmentation Software

Puran Defrag vs DiskTuna

  • Updated Sep 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Puran Defrag #7 in Disk Defragmentation Software 7.5/10 Free plan Free plan✓ 3 of 3 features Visit Puran Software
DiskTuna #8 in Disk Defragmentation Software 7.0/10 Free plan Free plan✓ 2 of 3 features Visit DiskTuna

Puran Defrag leads on 1 check, DiskTuna on 0, and 3 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 scorePuran Defrag · 7.5/10
  • Free planboth
  • Most featuresPuran Defrag · 3 of 3

Puran Defrag scores higher on our rubric for disk defragmentation software: 7.5 against 7.0 out of 10; our editors rank them #7 and #8.

Puran Defrag offers automatic optimization; DiskTuna doesn't. On filesystem support, DiskTuna gives you Multi-filesystem where Puran Defrag offers Ntfs.

Puran Defrag is the better fit for free users wanting scheduled HDD optimization. DiskTuna is the better fit for free FAT, FAT32, and NTFS optimization.

  • Puran Defrag fits best

    Free users wanting scheduled HDD optimization

  • DiskTuna fits best

    Free FAT, FAT32, and NTFS optimization

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Puran Defrag 7.5/10 Visit ↗ DiskTuna 7.0/10 Visit ↗
At a glance
Editor score 7.5 7.0
Ranking #7 in Disk Defragmentation Software #8 in Disk Defragmentation Software
Best for Free users wanting scheduled HDD optimization Free FAT, FAT32, and NTFS optimization
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows
Built for Solo, Small business Solo, Small business
Features Puran Defrag 3/3 · DiskTuna 2/3
Scheduled optimization ✓ ✓
Automatic optimization ✓ (best) —
Boot-time optimization ✓ ✓
Specs
Drive types Hdd Hdd
Filesystem support Ntfs Multi-filesystem
Maximum drive count Not published Not published
Our review
Pros
  • 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
  • Supports FAT, FAT32, and NTFS drives
  • Optimizes boot files, frequently used files, and the MFT
  • Offers jobs, shortcuts, VSS safe mode, and SMART temperature monitoring
Cons
  • Windows only
  • Documented drive support is limited to HDD
  • NTFS is the explicitly identified filesystem support
  • Windows-only platform support
  • Scheduled workflows use jobs and Windows Scheduler rather than automatic optimization
  • Its stated scope centers on hard-disk optimization
Our verdict

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 →

DiskTuna is a free Windows utility for on-demand disk defragmentation and optimization. It is aimed at people managing FAT, FAT32, or NTFS hard disks who want control over individual optimization tasks, reusable jobs, and scheduled…

Read the review →
  1. Puran DefragDisk Defragmentation Software 7.5Free plan
  2. DiskTunaDisk Defragmentation Software 7.0Free plan

Strengths and trade-offs

  • 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

  • DiskTuna — where it wins

    • Supports FAT, FAT32, and NTFS drives
    • Optimizes boot files, frequently used files, and the MFT
    • Offers jobs, shortcuts, VSS safe mode, and SMART temperature monitoring

    Where it doesn't

    • Windows-only platform support
    • Scheduled workflows use jobs and Windows Scheduler rather than automatic optimization
    • Its stated scope centers on hard-disk optimization

More comparisons

All disk defragmentation software comparisons → · Full ranking →

Guides on disk defragmentation software

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update