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Cubecast

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About Cubecast

A daily 3D puzzle you solve on a flat grid. You get the front, side and top shadows of a little cube model; rebuild it with the fewest cubes. One tall stack in the right spot can cast two shadows at once. Same puzzle for everyone, a new one every day.

Rules & strategy · Past editions

Keep your streak safe Install Dayzle Open Dayzle in your browser

Safari deletes the data of websites you don't open for 7 days. Add Dayzle to your Home Screen: it opens like an app and keeps your streak. Your browser installs it from its menu. It only takes a moment: Safari deletes the data of websites you don't open for 7 days. In the Dock, Dayzle keeps your streak. You're in another app's browser: it can't install Dayzle and may forget your streak. Open dayzle.app in your browser to keep it safe.

  1. Tap Share in Safari's toolbar. On iOS 26 it's inside the ··· menu.
  2. Scroll down and tap Add to Home Screen.
  3. Tap Add. Dayzle is now on your Home Screen.
  1. Open the browser menu .
  2. Tap Install app or Add to Home screen.
  3. Confirm. Dayzle opens like an app, offline too.
  1. Click the install icon at the right end of the address bar.
  2. No icon? Open the browser menu ⋮ and look for Install.
  3. Confirm. Dayzle gets its own window and icon.
  1. In the menu bar, choose File → Add to Dock.
  2. Click Add. Dayzle opens in its own window.
Open in Safari Open in Chrome

Or tap ··· or ⋮ at the top and choose Open in browser.