
CryptoClub Daily Ciphers
Mathematical Cryptograms
Only for iPhone
Free
iPhone
Have fun cracking secret codes! The messages here have been encrypted with mathematical ciphers. Find the patterns and use them to help crack the codes.
Each day a new encrypted message is released. Messages include anecdotes about the history of cryptography, fun facts about science, and inspirational quotes. See how many days in a row you can successfully crack a message!
All released messages are available through the app’s calendar. Every day of the week except Sunday has its own cipher type: Caesar, Additive, Keyword, Multiplicative, Vigenère, or Affine. The ciphers generally get more complicated as the week goes on. Sunday’s message is a wildcard that could use any of those cipher types.
Don’t know what these ciphers are? No problem! The app has descriptions and examples of the patterns involved. It also has tools such as frequency tables that can help you guess letters, along with cipher tables to help you keep track of your guesses and look for patterns.
CryptoClub Daily Ciphers is a companion app to the Daily Messages portion of the cryptoclub.org website. Check out the website for games, badges, and other activities that involve secret codes.
An Internet connection is required to use this app. Data rates may apply. Consult your carrier for information about data rates.
Funding for development was provided by the National Science Foundation.
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Changed the log in flow to make it more apparent to new users that an account is only necessary for users who wish to coordinate their progress with the website.
Reworked the Remember Me function to be less confusing.
Addressed a vulnerability when deleting an account.
The developer, The University of Chicago, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- The University of Chicago
- Size
- 93.1 MB
- Category
- Puzzle
- Compatibility
Requires iOS 12.0 or later.
- iPhone
Requires iOS 12.0 or later. - iPod touch
Requires iOS 12.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2024 The University of Chicago