
Lichess Puzzle of the Day
One well-tested puzzle a day from real Lichess games, free
A daily chess puzzle gives everyone the same position each day to solve. Lichess and Chess.com have the best known ones; beside them are puzzles picked from tournament games or by rating, Wordle-style games that guess openings and moves, and logic puzzles played with chess pieces.

One well-tested puzzle a day from real Lichess games, free

A daily position that gets harder through the week, with a solution video

A puzzle hand-picked from a recent tournament game, with the full game

Six positions a day for your rating band

Guess the day's opening in six tries, Wordle style

Guess the next five moves of a real game

Clear the board with one piece that becomes what it captures, six levels a day

The same capture-and-become rule in a dated daily level

Every move must be a capture until one piece is left

Place six pieces so none attacks another

Checkmate on a 6 by 6 board in as few moves as you can

A daily game against the computer with randomised armies

The Süddeutsche Zeitung's numbered daily position, for subscribers
For a classic puzzle of the day, start with Lichess, which picks one well-tested puzzle a day from real games on the site, and Chess.com, whose daily position grows harder from Monday to Sunday and comes with a short video of the solution. ChessPuzzle.net hand-picks its daily puzzle from a recent tournament game and shows the full game afterwards. blunder.clinic sets six positions a day for each rating band, chosen by how often players of your level miss the best move, which makes it a good daily check of your own play. The Süddeutsche Zeitung's Schach-Rätsel adds a numbered position with tips, for subscribers.
If you want chess as a guessing game, Chessle asks for a whole opening in six tries, with Wordle colours on each move, and Chessguessr shows a position from a real game and asks for the next five moves that were played.
Other dailies use chess pieces for a different kind of puzzle. Chessolo and Echo Chess give you one piece that turns into whatever it captures and ask you to clear the board; Chess Takes makes every move a capture; Royal Family asks you to place six pieces so none attacks another; Chess Attack wants a checkmate on a 6 by 6 board in as few moves as possible. Really Bad Chess, on Puzzmo and in Zach Gage's app, gives you a full game against the computer with randomised armies, the same for everyone each day.
Lichess and Chess.com both post a free daily puzzle, the same for every player; ChessPuzzle.net and blunder.clinic have free daily positions too.
Yes. Chessle asks you to guess a whole opening in six tries, and Chessguessr asks for the next five moves of a real game, both with Wordle-style colours.
Chess.com's daily puzzle is easiest on Monday and hardest on Sunday.
blunder.clinic sets positions by rating band, and Puzzleship's Chess Takes and Chessolo post six boards a day from very easy to ultra hard.