Download personal editions
Choose capacity and number of drives, then download
Use about 4GB of secured storage with the Free edition, or try any product edition free for 15 days when you need more. A purchased license unlocks continued use without reinstalling.
- Latest Ver.5.1.2
- 15-day product trial
- Windows 11 supported
Choose an edition by capacity and number of drives
Select the secured storage capacity you need and the number of USB flash drives. We will show the lowest-priced edition that meets both requirements.
Larger USB flash drives are supported, but space beyond the edition limit remains unused.
Free editionFree · about 4GB · 1 drive only
Install on one USB flash drive and use about 4GB as secured storage free for personal, non-commercial use.
Download this edition
This page is to download USB Flash Security personal edition.
After install the setup file downloaded, run "USB Flash Security" and install security to USB drive.
If you have a Ver.4 license, you do not need to purchase a license for Ver.5.
The license (user id and license key) for Ver.4 and Ver.5 is the same.
You can install and use Ver.5 on the PC licensed with Ver.4.
The license (user id and license key) for Ver.4 and Ver.5 is the same.
You can install and use Ver.5 on the PC licensed with Ver.4.
Download the setup file(Ver.5.1.2) - Latest version
If this is your first to use this software, please read Outline, How to use and License first.
This page can help you to select the edition.
This page can help you to select the edition.
| Free edition | Personal product edition(15 day free trial) | |||
 Up to 4GB  usbenter_5.1.2.zip (8.0MB) |
 Up to 32GB usbentp_5.1.2.zip (8.0MB) |
 Up to 64GB usbentpp_5.1.2.zip (7.9MB) |
 Up to 128GB usbents_5.1.2.zip (7.9MB) |
 No capacity limit usbentss_5.1.2.zip (8.0MB) |
Download the setup file(Ver.4.1.16) - Old version
You can download the old version here.
The specification and system requirements may different from the contents in the homepage, please confirm the help and readme of the old version.
The specification and system requirements may different from the contents in the homepage, please confirm the help and readme of the old version.
| Free edition | Personal product edition(15 day free trial) | |||
 Up to 4GB usbenter_4.1.16.zip (8.8MB) |
 Up to 4GB usbentp_4.1.16.zip (8.8MB) |
 Up to 8GB usbentpp_4.1.16.zip (8.8MB) |
 Up to 16GB usbents_4.1.16.zip (8.8MB) |
 Up to 2000GB usbentss_4.1.16.zip (8.8MB) |
Download the "Release tool"
You can download the "Release tool" here, if you deleted it by careless and can not copy it by the software installed in PC.
To use these "Release tool", your USB drive should be secured by "USB Flash Security".
To use these "Release tool", your USB drive should be secured by "USB Flash Security".
| Version | Edition | Release tool |
| Ver.5 | USB Flash Security | UsbEnter.exe(570KB) |
| USB Flash Security+ | UsbEnter.exe(526KB) | |
| USB Flash Security++ | UsbEnter.exe(518KB) | |
| USB Flash Security# | UsbEnter.exe(523KB) | |
| USB Flash Security## | UsbEnter.exe(530KB) | |
| Ver.4 | USB Flash Security | UsbEnter.exe(565KB) |
| USB Flash Security+ | UsbEnter.exe(535KB) | |
| USB Flash Security++ | UsbEnter.exe(535KB) | |
| USB Flash Security# | UsbEnter.exe(535KB) | |
| USB Flash Security## | UsbEnter.exe(535KB) |