Identicode

Identicode

Secret Codes for Secret Agents

0 ratings
1 review
$0.99

Details

  • Released
  • Updated
  • August 15, 2014
  • December 30, 2025

Features

Identicode screenshot #1 for iPhone
Identicode screenshot #2 for iPhone
Identicode screenshot #3 for iPhone
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About

Decode secret messages from vintage sci-fi comics using a digital replica of a classic code-breaker. Supports red and blue encoding, camera input, and VoiceOver. Enjoy escapist fun and create your own coded messages.

Red and Blue encoding/decoding
Camera input for coded messages
Shake to clear functionality
Futuristic, retro aesthetic
Auto-decode shared messages
VoiceOver support
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What's New in Identicode

3.1

December 30, 2025

Compliance with Apple's Age Ratings

User reviews

Century21 Secret Agent

If you were a fan of Century21 comics (Thunderbirds, Stingray, Fireball XL5 and all the Gerry and Sylvia Anderson productions) then you'll love this little app. The design is true to the spirit of 1960s sci-fi puppetry.
The comics used to have secret messages in code, which you could only decipher if you had the key.
This little app does it all for you. Write your message and it will translate it into blue or red code and back again. Use it if you don't want people prying on your emails (of course the person you're sending to will need IdentiCode too) or if you really are a secret agent. Shh ...
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Response from developer

Thanks for such kinds words and glad you like the style.

Developer apps

FAQ

What is Identicode?

Identicode is a digital tool designed to decode secret messages found in the 1960s sci-fi comic 'TV Century 21'. It replicates a physical code-breaker from that era, allowing users to decipher or create coded messages.

How much does Identicode cost?

Identicode is a paid application, available for $0.99. This one-time purchase grants you access to all its features.

What devices does Identicode support?

Identicode is currently supported on iPhones. Future updates may expand compatibility to other devices.

Does Identicode have ads?

No, Identicode does not contain advertisements. As a paid app, it offers an ad-free experience.

What are the encoding types supported by Identicode?

Identicode supports both Red and Blue encoding and decoding. This allows for versatility in deciphering various secret messages from the comic.

Can I use my camera with Identicode?

Yes, Identicode supports using your device's camera to quickly enter coded messages, where technically supported. This feature streamlines the process of inputting codes.

Is Identicode suitable for children?

Identicode has an age rating of 4+, making it suitable for younger users. Its focus on decoding and retro fun is generally appropriate for this age group.

How often is Identicode updated?

Identicode was last updated to version 3.1 on December 30, 2025. While specific update frequency isn't detailed, this indicates ongoing development and support.