BlindKey: Secure File Vault

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Content rating
Everyone
50+
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Content rating
Everyone
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About this app

BlindKey: Secure File Storage & Sharing

BlindKey is a file storage and sharing app designed to help you protect personal files on your device. It allows you to store, encrypt, and share files using local, password-protected storage.

BlindKey creates a secure vault on your device where files remain stored locally. Files are encrypted and protected with a user-defined password. If a device is lost, stored files remain inaccessible without authentication.

How BlindKey Works

BlindKey stores files directly on your device instead of uploading them to cloud servers. Encryption is applied to protect files from unauthorized access.

Key Features

• 🔒 Encrypted File Vault: Store files inside a password-protected vault
• 📂 Multi-Format Support: Protect photos, videos, PDFs, and documents
• ⏳ Time-Limited Sharing: Set expiry times for shared files
• 🛡️ Sharing Permissions: Control whether shared files can be viewed or downloaded
• 🚫 Screenshot Protection: Prevent screen capture during secure viewing
• 🌐 File Validation: Internet connection is required to validate shared file status and expiry

Additional Details

• Offline Storage: Vault files remain available without an internet connection
• Local Encryption: Files are encrypted and stored on the device
• Secure Sharing Format: Files can be shared using the .blindkey format
• File Organization: Manage files using previews and categorized icons

BlindKey is designed for users who want local file protection and controlled file sharing on their device.
Private file storage & secure sharing. Protect your data with vault encryption.
Updated on
Jul 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit

What’s new

BlindKey v2.0.0 is here!

• Major UI & Performance Improvements across all vault features.
• Enhanced Security & Encryption routines for max privacy.
• Smarter Folder Organization & Gallery preview upgrades.
• Improved Decrypted File Export to Downloads.
Content rating
Everyone
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App support

About the developer
Alvin Regi
zenithsyntax@gmail.com
Poovamnilkumthottiyil Kothanalloor Kottayam, Kerala 686632 India