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4dots Software

Shareware and free Open Source Windows Software Applications and free Online Tools

Quick File Locker IconQuick File Locker V1.0

Quick File Locker - Lock folder, hide folder , encrypt your files, folders

Lock, hide, encrypt your files, folders, and USB drives in seconds.
Free for personal and commercial use

Do you want to protect private pictures, hide sensitive videos or lockdown documents ?

Do you want to ensure your privacy by locking, hiding and encrypting sensitive data ?

Then this application is for you.

Quick File Locker will quickly lock and encrypt files, folders or USB drives to ensure your privacy.

Quick File Locker uses the Triple DES encryption algorithm and it also can make files totally unreadable and hidden.

It very easy to use. Lock files with a simple drag and drop or with a right click on them in Windows Explorer.

It is also and multilingual and translated into more than 39 languages.

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Lock folder


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Lock files


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Encrypt folder using the Triple DES encrpytion algorithm


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Encrypt files using the Triple DES encrpytion algorithm


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Make files un-readable


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Hide folder


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Hide files


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Integrated into Windows Explorer


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Supports drag and drop


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Supports command line usage and inclusion in scripts


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Multilingual and translated into more than 39 languages




Lock and unlock files with a simple right-click on them in Windows Explorer
Lock and unlock files with a simple right-click on them in Windows Explorer
Lock files with a simple drag and drop
Lock files with a simple drag and drop
System Requirements
Windows 10, 8.1, 8, 7, Vista, 2003 and XP. Including both 32-bit and 64-bit versions