HashKey: Secure Passwords

Generate passwords with hashes

Free · Designed for iPad. Not verified for macOS.

Secure Passwords, Built Locally. HashKey is a powerful, offline-first utility designed to help you generate strong passwords and understand the mechanics behind digital security. Built with privacy at its core, HashKey operates entirely on your device. No internet connection required, and zero data collected. Whether you want to create an unbreakable password or learn about cryptographic strength, HashKey provides the tools you need in a clean, single-screen interface. Features: - Advanced Password Generator: Customize the length and character sets (uppercase, lowercase, numbers, symbols) to generate highly secure passwords instantly. - Brute-Force & Entropy Estimations: Understand the true strength of your passwords. HashKey provides theoretical estimates of how long a brute-force attack would take to crack your password, along with detailed entropy calculations. - Cryptographic Hashes: See how your generated password translates into standard cryptographic hashes like SHA and MD5, using Apple's native frameworks. - 100% Offline & Private: Your data never leaves your device. HashKey does not track, store, or transmit any of your keystrokes or generated passwords.

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- New languages now supported: German, French, Japanese, Indonesian, and Spanish - Design improvements and action feedback

The developer, Gustavo Benitez Frehse, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • Dark Interface

      • Differentiate Without Color Alone

      • Sufficient Contrast

    Seller
    • Gustavo Benitez Frehse
    Size
    • 3.9 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 16 or later.
    • iPhone
      Requires iOS 16 or later.
    • iPad
      Requires iPadOS 16 or later.
    • iPod touch
      Requires iOS 16 or later.
    • Mac
      Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 6 more
    • English, French, German, Indonesian, Japanese, Portuguese, Spanish
    Age Rating
    4+
    Copyright
    • © 2026 Gustavo Frehse