Is Skywave free to play?

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

How often does Skywave reset?

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

On dexmlabs.app, and you can play it inside this page without leaving Alldle.

It sits in Nature & Science, alongside the other daily games of that kind in the catalogue.

Nature & Science New

A daily HF radio propagation puzzle where players choose stations, bands, antennas and radio settings to work ten fictional contacts in one UTC day.

Skywave

Nature & Science

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

If you play Skywave, the closest things to it in the catalogue are Metazooa, Adoptle and Doggle. They sit in the same nature & science category. See the full list of alternatives.