Is Crossnumber free to play?

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

How often does Crossnumber reset?

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

On coffeefirst.games, and you can play it inside this page without leaving Alldle.

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

Words 3 plays

A mini crossword where every answer is a number.

Crossnumber

Words

Is Crossnumber free to play?: Yes. Crossnumber runs in a browser at no cost, with nothing to install and no purchase to make.
How often does Crossnumber 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 Crossnumber support?: English.
Where does Crossnumber run?: On coffeefirst.games, and you can play it inside this page without leaving Alldle.
What kind of game is Crossnumber?: It sits in Words, alongside the other daily games of that kind in the catalogue.

If you play Crossnumber, the closest things to it in the catalogue are Lexicogs, Lex.Games - Mini Crossword and Crosswordle. They share its crossword, daily, english. See the full list of alternatives.