Identicode

Secret Codes for Secret Agents

Only for iPhone

USD 0.99 · Designed for iPhone

iPhone

This futuristic, yet strangely retro technology allows you to break the secret codes supplied in the 1960s Sci-Fi comic "TV Century 21". The original issue of the comic on January 23rd 1965 came with a functionally identical code-breaker but, more than 50 years later they are a very rare beast indeed and possibly chewed and mouldy as they were made of thin card and paper. So, if you have some old copies of the magazine (and you can buy them online!) and you've been yearning to know what those secret messages at the foot of the pages were then this is just the app you've been looking for! If you were feeling mischievous you could of course encode your own messages to surprise your friends on Social Media. :-) *) Supports Red and Blue encoding and decoding *) Use the camera to quickly enter coded messages (where supported) *) Shake to clear *) Exciting futuristic, retro look, feel and sounds *) Escapist fun and silliness *) Auto decode message shared by fellow agents *) VoiceOver support Please contact me through my website if you have any questions.

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Now requires iOS 26 and has a new icon to match Identicode adopts a minimal Liquid Glass aesthetic as it has its own curious interface. A recreation of the map seen on the original cardboard Identicode folder has been added to the Help page And … Identicode can now be used with Shortcuts, allowing you to encode and decode text from outside the app itself!

The developer, Stephen Watson, 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 based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Provider
      • Stephen Watson
    • Size
      • 9.5 MB
    • Category
      • Entertainment
    • Compatibility
      Requires iOS 26.0 or later.
      • iPhone
        Requires iOS 26.0 or later.
      • Mac
        Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 26.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2025 Stephen Watson