Is Cipher free to play?

Yes. Cipher runs in a browser at no cost, with nothing to install and no purchase to make.

How often does Cipher reset?

Once a day. Everybody gets the same puzzle, and a new one replaces it when the game's day rolls over.

Where does Cipher run?

On puzzletheory.fun, and you can play it inside this page without leaving Alldle.

What kind of game is Cipher?

It sits in Words, alongside the other daily games of that kind in the catalogue.

Words New

Cipher

puzzletheory.fun

Crack the substitution code. Cipher is a free daily cryptogram: a famous quote has had every letter swapped for another, consistently, throughout the whole line. Your job is to work out the substitution — which letter really stands for which — using nothing but letter patterns, repeated words

Cipher

Words

The facts

Runs on: puzzletheory.fun
Category: Words
Languages: English
How often: A new puzzle every day
On Alldle since: October 2026
Elsewhere: Official site
Price: Free, no signup

Questions about Cipher

Is Cipher free to play?: Yes. Cipher runs in a browser at no cost, with nothing to install and no purchase to make.
How often does Cipher reset?: Once a day. Everybody gets the same puzzle, and a new one replaces it when the game's day rolls over.
What languages does Cipher support?: English.
Where does Cipher run?: On puzzletheory.fun, and you can play it inside this page without leaving Alldle.
What kind of game is Cipher?: It sits in Words, alongside the other daily games of that kind in the catalogue.

How it compares

If you play Cipher, the closest things to it in the catalogue are Glyph, Connections Game and Matter. They sit in the same words category. See the full list of alternatives.