Best Free File Shredders 2026: 6 Options Compared

A file shredder overwrites a file's data before deleting it, so recovery tools find nothing. That matters less than it used to, which is the first thing to know. On a modern SSD, wear levelling can leave old copies where overwrite tools cannot reach, so full-disk encryption from the start is the stronger protection, and shredding is most meaningful on spinning hard drives and USB sticks. For those, Eraser is a GPLv3 Windows tool with a scheduler and several overwrite methods, and SDelete from Microsoft's Sysinternals is a command-line utility that overwrites files and free space to the DoD 5220.22-M standard. BleachBit and PrivaZer clean traces of past use, and AOMEI Partition Assistant Standard lists file shredding and disk wiping among its free functions. CCleaner is mostly a junk cleaner, and the pages checked did not confirm its shredding options. The trade-off is time and false confidence: multiple passes on a large drive take hours and add little over one pass on modern disks. If a drive has held truly sensitive data, physical destruction or encrypted-from-day-one storage beats any software shredder.

Eraser

GPL-3.0 Windows tool with a scheduler. A search summary lists Gutmann, DoD and pseudorandom overwrite methods; version 6.2.0.2979 shows a last update of 2026-09-01.

Price: Free (Free and open source) (Eraser pricing, checked 2026-10-24).

Platforms and license: Windows. GPL-3.0 (open source).

Best for: Scheduled secure deletes on Windows.

SDelete

Free Sysinternals command-line utility for Windows 10 and up that overwrites files and free space. It deletes file data but not file names in free space.

Price: Free (Free download from Sysinternals; the page states no price) (SDelete pricing, checked 2026-10-24).

Platforms and license: Windows 10 and higher, Windows Server 2012 and higher. Proprietary freeware (Sysinternals).

Best for: Scripted wipes of free space.

BleachBit

GPL-3.0 and free forever for Windows, Linux and macOS. Primarily a cleaner, so test its shredding options on a dummy file first.

Price: Free (free forever) (BleachBit pricing, checked 2026-10-22).

Platforms and license: Windows, Linux, macOS. GPL-3.0 (open source).

Project activity: 7.3k GitHub stars · latest release v6.0.6 (Oct 22, 2026) · last commit Oct 27, 2026

Best for: Cleaning traces on Linux and Windows.

PrivaZer

Proprietary freeware for Windows that cleans traces such as Jumplists and NTFS leftovers. Free, with a PRO version for contributors; shredding settings were not itemised on the page.

Price: Free (free; PRO version for contributors) (PrivaZer pricing, checked 2026-10-22).

Platforms and license: Windows. Proprietary freeware.

Best for: Removing usage traces before handing over a PC.

CCleaner

Free version covers basic cleaning for Windows, Mac and Android. Check the vendor site for which shredding features the free version includes.

Price: Free (Free version covers basic cleaning) (CCleaner pricing, checked 2026-10-22).

Platforms and license: Windows, macOS, Android. Proprietary.

Best for: Known name, general cleanup.

Compare: CCleaner alternatives

AOMEI Partition Assistant

Standard edition is free for personal use and its feature list includes wiping a disk or partition and shredding files. A partition manager first, shredder second.

Price: Free (Standard edition is free for personal and home use: resize, move, create, merge, format, copy and clone data partitions, MBR/GPT and NTFS/FAT32 conversion); paid from $49.95 per one license for 2 PCs, Professional (AOMEI Partition Assistant pricing, checked 2026-10-24).

Platforms and license: Windows 7-11, Windows ARM64. Proprietary freeware (Standard) with paid editions.

Best for: Wiping a whole disk or partition.

Which one to pick

• You want files overwritten on a schedule: Eraser
• You need to wipe free space from a script: SDelete
• You are selling an old Windows PC: PrivaZer
• You want to wipe an entire secondary disk: AOMEI Partition Assistant
• You clean browsers and apps on Linux: BleachBit