Take the mystery with you.
The first 100 puzzles work offline. Answers are checked on your device, and your progress stays with you between sessions.
A PUZZLE ADVENTURE FOR CURIOUS MINDS
A hidden signal. A familiar alphabet. One satisfying moment when it all makes sense.
Explore classic ciphers, follow the clues, and discover the message beneath the letters—with CipherQuest.
DECODE · SOLVE · DISCOVER
A little patience.
A different perspective.
App-inspired illustration. Explore the working demo below.
100free offline puzzles
03classic cipher families
Your pace.your next discovery
SMALL CLUES. BIG “AHA.” MOMENTS.
CipherQuest turns codebreaking into a hands-on puzzle adventure. Experiment with the workbench, take a hint, and find your way to the answer.
The first 100 puzzles work offline. Answers are checked on your device, and your progress stays with you between sessions.
Shift letters, explore patterns, and use technique hints. After a solve, verified explanations help connect the dots.
Return for a daily challenge, track completed puzzles, and follow your streak. A new puzzle gives you a reason to look a little closer each day.
KNOW YOUR CIPHERS
One alphabet.
A few very different perspectives.
Every letter moves by the same number of places. Find the shift and the message starts to emerge.
Explore CaesarTurn the alphabet around. A pairs with Z, B with Y—and a new way of reading falls into place.
Explore AtbashA repeating keyword changes the shift from letter to letter. Follow the key to uncover the message.
Explore VigenèreA SMALL TASTE OF CIPHERQUEST
This is a browser demo.
It doesn’t save or sync app progress.
Move every encrypted letter backward by the same amount. Try the slider until the words make sense.
Need a clue?
The keyword is CODE.
Classical ciphers are for learning and puzzles, not protecting sensitive information.
HKPF VJG JKFFGP UKIPCN CV FCYP
YOUR WORKBENCHBEJZ PDA DEZZAJ OECJWH WP ZWSJ
Try a different shift to reveal the message.
THE NEXT CHAPTER
We’re preparing CipherQuest for Android. Start with the browser demo while the app release is being finalized.
Start with 100 free offline puzzles—no account needed. Puzzles 101–300 offer a preview of Premium paths. Premium purchases are not available yet.
Release questions, feedback, or a cipher you love? We’d like to hear from you.
Ask about CipherQuest No mailing list. No account needed.BEFORE YOU DECODE
The app’s first 100 puzzles, answer checking, and local progress work offline. This website’s demo needs its page and assets to load first; it doesn’t install the app.
No account is needed for free offline play. Your progress is saved on your device; cloud synchronization is not currently available.
Not yet. Puzzles 101–300 are shown as Premium preview content. Purchases are not enabled, and this website does not take payments.
CipherQuest is intended for curious players aged 13 and older who enjoy word patterns, logic, and learning how classic ciphers work.