UltraDefrag comparisons
UltraDefrag is compared head-to-head with IObit Smart Defrag, Disk SpeedUp and O&O Defrag and more: 7 head-to-heads in Disk Defragmentation Software, each with the specs and prices we checked.
UltraDefrag head-to-head
- UltraDefrag vs IObit Smart Defrag
- UltraDefrag vs Disk SpeedUp
- UltraDefrag vs O&O Defrag
- UltraDefrag vs Auslogics Disk Defrag
- UltraDefrag vs UltimateDefrag 6
- UltraDefrag vs Puran Defrag
- UltraDefrag vs WinContig
UltraDefrag vs each of them
| # | Tool | Free plan | Paid from | Drive types | Scheduled optimization | Automatic optimization | Boot-time optimization | Score |
|---|---|---|---|---|---|---|---|---|
| 4 | UltraDefrag | No | Both | Yes | Yes | Yes | 8.6 | |
| 1 | IObit Smart Defrag | Yes | Both | Yes | Yes | Yes | 9.4 | |
| 2 | Disk SpeedUp | Yes | Free | Both | Yes | Yes | Yes | 9.2 |
| 3 | O&O Defrag | No | $49.95/device one-time | Both | Yes | Yes | Yes | 8.8 |
| 5 | Auslogics Disk Defrag | Yes | Hdd | Yes | Yes | Yes | 8.4 | |
| 6 | UltimateDefrag 6 | No | $29.95 one-time | Both | Yes | Yes | Yes | 8.2 |
| 7 | Puran Defrag | Yes | Free | Hdd | Yes | Yes | Yes | 8.0 |
| 8 | WinContig | Yes | Free | Both | Yes | 7.8 |
Compare UltraDefrag with any disk defragmentation software
These are the matchups our editors wrote up. The compare tool pairs UltraDefrag with any other product in Disk Defragmentation Software — and up to four at once — from the same checked specs.
Compare UltraDefrag with any tool side by side →
Every disk defragmentation software head-to-head →
Our full UltraDefrag verdict, pricing and fact sheet →
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Compared by iTechGuides Editors · Editorial team · Updated Oct 2026
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