Pigpen Code - Pigpen Cipher

Content rating
Everyone
10+
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Content rating
Everyone
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About this app

Pigpen Cipher — turn any message into a secret code

Want to write a message that only your friends can read? The Pigpen cipher, also known as the Freemason's cipher, replaces every letter with a geometric symbol. It has been used for centuries in secret notes, puzzle hunts and escape rooms — and now you can create and crack Pigpen codes in seconds.

THE PROBLEM: PLAIN TEXT IS NOT SECRET
Anyone can read a normal message. Pigpen Cipher solves that:
• Hide a clue for a treasure hunt or escape room
• Send a secret coded message that others cannot read
• Create coded notes, diary entries and puzzle worksheets
• Learn how classic substitution ciphers work, letter by letter

HOW IT WORKS
1. Type your text — it is instantly converted into Pigpen cipher symbols
2. Share the coded message with your friends
3. They decode the symbols back into the original text

KEY FEATURES
• Encrypt plain text into Pigpen symbols
• Decrypt Pigpen symbols back into plain text
• A–Z Pigpen mapping with digit and punctuation support
• Alphabet reference for quick symbol lookup
• Training: Identify symbols
• Training: Decode words
• Training: 60-second Speed round
• Progress, XP and streak in Profile
• Appearance and sound settings in Profile
• Copy result and export as PNG or SVG
• Local, offline processing — no account needed
• Language selection in 30 languages, including the app keyboard

SUPPORTED LANGUAGES
Use Pigpen Code in your own language. Choose any language from Profile settings and the whole app changes, including the app keyboard:
• English
• Urdu
• Hindi
• Arabic
• Bengali
• Spanish
• French
• German
• Italian
• Portuguese
• Russian
• Turkish
• Indonesian
• Malay
• Vietnamese
• Thai
• Chinese (Simplified)
• Chinese (Traditional)
• Japanese
• Korean
• Dutch
• Polish
• Ukrainian
• Persian (Farsi)
• Swedish
• Greek
• Filipino
• Nepali
• Swahili
• Romanian

WHO CAN BENEFIT — BUSINESSES AND USERS
• Students — learn classical ciphers step by step
• Teachers and educators — fun cipher activities for the classroom
• Parents and children — puzzle learning together
• Puzzle and brain-training lovers — daily cipher practice
• Cryptography enthusiasts and hobbyists
• Coding clubs and scout groups — secret-message games
• Escape room and puzzle-hunt organisers — cipher puzzles for players
• Schools and tutoring centres — cipher lessons and practice
• Quiz and game-night organisers — code-breaking rounds
• Content creators — Pigpen puzzles for videos and posts
• History lovers — the classic Pigpen Cipher, still fun today
• Anyone who wants offline puzzle practice, with no account needed

OFFLINE AND PRIVATE
Messages and symbols are processed on your device. Learning progress, XP, answer counts, streak, practice dates, appearance and sound settings stay on your device. No account, name, email or phone number is needed to use the app. Pigpen is an educational puzzle cipher, not secure encryption.

Download Pigpen Cipher today and start writing in code.
Encode & decode secret Pigpen cipher messages and hidden codes in seconds.
Updated on
Nov 7, 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
    Device or other IDs
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Pigpen Cipher 1.2: Android 16 crash fix, edge-to-edge support, aur ads ki behtar stability.