Secret Disk Pro 2026 Full Pc Free Download Old & Previous Versions

Introduction and Overview of Secret Disk Pro

Secret Disk Pro is a lightweight Windows security utility developed by PRTH that creates hidden, password-protected virtual disks directly on your hard drive. Instead of scattering sensitive files across folders that anyone with access to your PC can browse, Secret Disk Pro carves out an encrypted container that behaves like a normal drive letter. Until you enter your password or PIN, that drive simply does not exist in Windows Explorer, so documents, photos, tax records, and work files stay invisible to roommates, coworkers, or anyone who borrows your machine.

The software relies on strong AES encryption and keeps the protected volume mounted only while it is unlocked. When you lock the disk or shut down the system, the volume disappears from My Computer and the underlying file becomes unreadable without the correct credentials. Because it works quietly in the background and consumes very little memory, it suits home users, students, freelancers, and small businesses that need practical privacy without enterprise-grade complexity. The Pro edition is a commercial product, and the safest way to obtain it is through the official vendor page or a trusted store. Unofficial mirrors that promise a free full version often bundle adware, keyloggers, or modified installers, which defeats the purpose of a privacy tool.

Key Features

• Creates hidden, password-protected virtual disks with custom drive letters
• AES encryption for data at rest, protecting files even if the drive is removed
• One-click lock and unlock, plus configurable auto-lock after inactivity
• Optional hidden mode that conceals the drive from other user accounts
• Portable-friendly design with low CPU and RAM footprint
• Supports multiple independent secret disks for separate projects
• Simple interface available in several languages
• Works alongside standard backup and sync tools

System Requirements

Minimum

• Windows 7, 8, 8.1, 10, or 11 (32-bit or 64-bit)
• 1 GHz processor
• 512 MB RAM
• 20 MB free space for installation plus room for the encrypted volume
• Administrator rights for first-time setup

Recommended

• Windows 10 or 11, 64-bit, fully updated
• Dual-core 2 GHz processor or faster
• 4 GB RAM or more
• SSD with 10 GB or more free space
• Regular backups on an external drive

How to Install and Use

• Step 1: Download the installer from the official Secret Disk Pro website and verify the digital signature.
• Step 2: Run the setup file, accept the license terms, and choose your installation folder.
• Step 3: Launch the application and set a strong password or PIN for each new secret disk.
• Step 4: Select a drive letter, define the disk size, and confirm creation.
• Step 5: Click Unlock, then open the new drive in File Explorer and copy your sensitive files into it.
• Step 6: Click Lock when finished; the drive vanishes until you unlock it again.
• Step 7: Enable auto-lock and configure backup rules for the encrypted volume.

Pros and Cons

Pros

• Very simple setup and everyday use
• Excellent privacy for personal files on shared computers
• Low system impact and fast unlock times
• Supports several independent hidden disks

Cons

• Pro edition requires a paid license
• Windows-only, with no macOS or Linux build
• Forgotten passwords cannot be recovered easily
• Not a substitute for full-disk encryption on stolen laptops

Conclusion

Secret Disk Pro remains a practical, beginner-friendly way to hide and encrypt private data on a Windows PC. Purchase a legitimate license, download only from the official source, keep a backup of anything critical, and the tool will quietly do its job for years.