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Disk Shredder 7

disksh.com

WindowsmacOSLinux
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Spec score 8.0 #9 of 28 in Disk Wiping Software

Spec sheet

Purpose
Disk Shredder 7 erases PC disks to help prevent data leaks when computers are recycled, discarded, or returned after rental or lease.Read 7 Oct 2026 · disksh.com
Intended users
The maker describes use in commercial PC disposal and lease/rental erasure services and cites reuse businesses among its examples.Read 7 Oct 2026 · disksh.com
Support
The maker provides a user FAQ covering boot problems, erasure logs, disk support, and erasure behavior.Read 7 Oct 2026 · disksh.com
Headquarters
Shinagawa-ku, Tokyo, JapanRead 28 Sep 2026 · disksh.com
Founded
1980Read 28 Sep 2026 · disksh.com
Bootable media
The software starts directly from the supplied USB flash drive or DVD-ROM and does not require installation on Windows.Read 7 Oct 2026 · disksh.com
Disk limits
Supported disks include SATA/IDE HDDs, SATA/NVMe SSDs, eMMC, and USB-connected HDDs and SSDs; RAID and SCSI connections are unsupported.Read 7 Oct 2026 · disksh.com
Erasure logs
Erasure records can be saved to separate removable media; the maker says they can include the date and time, method, PC model and serial number, processor, memory, and disk serial number.Read 7 Oct 2026 · disksh.com
Erasure methods
It erases HDDs by overwriting data and can use disk secure-erase commands for SSDs; the maker says it also supports external HDD/SSD and eMMC.Read 7 Oct 2026 · disksh.com
Format after erase
The FAQ says a disk can be formatted with Disk Shredder 7 after erasure.Read 7 Oct 2026 · disksh.com
Hardware compatibility
The maker does not guarantee operation on every model and recommends using its operation-check program to check a computer.Read 7 Oct 2026 · disksh.com
NIST
The maker says Disk Shredder 7 uses an erasure method recommended by NIST and references NIST SP 800-88 Rev. 1 erasure levels on its method page.Read 7 Oct 2026 · disksh.com
Security limitation
The FAQ says ATA-password-locked hard disks and SSDs cannot be erased until they are unlocked.Read 7 Oct 2026 · disksh.com
Server limit
The FAQ states that Disk Shredder 7 does not cover servers.Read 7 Oct 2026 · disksh.com
Supported computers
The listed operating models are Windows PCs, Windows tablets, and Intel Macs; Android/iOS tablets and Macs with M1 are not supported.Read 7 Oct 2026 · disksh.com
Usage license
One supplied USB flash drive or DVD-ROM can be used an unlimited number of times and on an unlimited number of units, but processes only one computer at a time per copy.Read 7 Oct 2026 · disksh.com

Plans and prices

Disk Shredder 7・Lite — DVD-ROM ¥18,000, paid once 18,000yen; tax and delivery charges not included One computer at a time per copy · Erase method fixed to random numbers once unless qualifying customization is ordered Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Lite — USB flash drive ¥18,000, paid once 18,000yen; tax and delivery charges not included One computer at a time per copy · Erase method fixed to random numbers once unless qualifying customization is ordered Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Standard — DVD-ROM ¥36,000, paid once 36,000yen; tax and delivery charges not included One computer at a time per copy · Unlimited uses and computers Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Standard — USB flash drive ¥36,000, paid once 36,000yen; tax and delivery charges not included One computer at a time per copy · Unlimited uses and computers Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Super — DVD-ROM ¥72,000, paid once 72,000yen; tax and delivery charges not included One computer at a time per copy · Unlimited uses and computers Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Super — USB flash drive ¥72,000, paid once 72,000yen; tax and delivery charges not included One computer at a time per copy · Unlimited uses and computers Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Standard 5-pack — DVD-ROMs ¥171,000, paid once 171,000yen; tax and delivery charges not included Up to 5 computers simultaneously · Unlimited uses Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Standard 5-pack — USB flash drives ¥171,000, paid once 171,000yen; tax and delivery charges not included Up to 5 computers simultaneously · Unlimited uses Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Super 5-pack — DVD-ROMs ¥342,000, paid once 342,000yen; tax and delivery charges not included Up to 5 computers simultaneously · Unlimited uses Read 7 Oct 2026 · disksh.com
Disk Shredder 7・Super 5-pack — USB flash drives ¥342,000, paid once 342,000yen; tax and delivery charges not included Up to 5 computers simultaneously · Unlimited uses Read 7 Oct 2026 · disksh.com

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