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IObit Smart Defrag
San Francisco, California, USA
What it is
IObit Smart Defrag is a Windows utility for defragmenting and optimizing storage drives. The Free plan provides basic file defragmentation, scheduled defrag, and game optimization. The listed capabilities also include scheduled, automatic, and boot-time optimization, and the product supports both listed drive types. Users can choose a free starting plan or Pro coverage for one or three PCs. PRO 1 PC is shown with annual billing, but no price is provided here. PRO 3 PCs costs $19.99 a year, with annual billing shown. Smart Defrag is associated with IObit, founded in 2004 and headquartered in San Francisco, California. Its scheduled and automatic options are relevant for people who want recurring drive maintenance rather than only manual runs. Boot-time optimization adds another operating point to the listed feature set, while game optimization is included in the Free plan. The product is available on Windows, so platform compatibility is a central consideration before choosing it.
For and against
For
- Free plan available
- Scheduled defragmentation
- Automatic optimization
- Boot-time optimization
- Game optimization in Free plan
Against
- Windows platform only
- PRO 1 PC price not listed
- PRO 3 PCs costs $19.99 a year
- Free plan provides basic defrag
The verdict
Smart Defrag offers recurring and boot-time drive maintenance alongside a no-cost plan. The available Pro coverage differs by computer count, and the listed platform is Windows.
Who it suits
Smart Defrag suits Windows users who want scheduled, automatic, or boot-time storage optimization, including game-focused maintenance.
Plans and prices
Free
Basic file defrag · Scheduled defrag · Game optimization
Read 20 Sep 2026 · iobit.com
PRO 1 PC
1 PC
Read 20 Sep 2026 · iobit.com
PRO 3 PCs
3 PCs
Read 5 Oct 2026 · iobit.com