https://chesstrainer.ai/videos/hero/https://chesstrainer.ai/videos/hero.2026-10d.webpName this square without counting: chess visualization by voiceA square lights up, you say its name, the board checks you. Then a blindfold knight, openings out loud and a full game against Stockfish by voice.https://chesstrainer.ai/videos/hero.2026-10d.1080.mp4https://www.youtube.com/embed/_nLk28ZFiBw642026-10-23T12:00:00+00:00yesnono https://chesstrainer.ai/videos/s1-name-the-square/https://chesstrainer.ai/videos/s1-name-the-square.2026-10c.webpName the square in 2 seconds: chess coordinates testPlay along: three squares, one of them from Black's side, then Name the Square in the app.https://chesstrainer.ai/videos/s1-name-the-square.2026-10c.720.mp4https://www.youtube.com/embed/w_zJLqQN12g222026-10-23T12:00:00+00:00yesnono https://chesstrainer.ai/videos/s2-blindfold-knight/https://chesstrainer.ai/videos/s2-blindfold-knight.2026-10c.webpBlindfold chess test: where does the knight land?A Blindfold Squares prompt: track a knight through three hops in your head, then check the answer.https://chesstrainer.ai/videos/s2-blindfold-knight.2026-10c.720.mp4https://www.youtube.com/embed/oYn2pVoZyOE262026-10-23T12:00:00+00:00yesnono https://chesstrainer.ai/videos/s3-stockfish-voice/https://chesstrainer.ai/videos/s3-stockfish-voice.2026-10c.webpPlay chess by voice against Stockfish, hands offA voice game against Stockfish: say your move, the engine answers. Eight levels, board shown or hidden.https://chesstrainer.ai/videos/s3-stockfish-voice.2026-10c.720.mp4https://www.youtube.com/embed/amKoQsNyJzA252026-10-23T12:00:00+00:00yesnono https://chesstrainer.ai/videos/s4-light-or-dark/https://chesstrainer.ai/videos/s4-light-or-dark.2026-10c.webpLight or dark? Chess square colors without lookingSquare Colors with no board: call the colour of g7, b5 and c7 before the reveal.https://chesstrainer.ai/videos/s4-light-or-dark.2026-10c.720.mp4https://www.youtube.com/embed/BvwYShWup2E172026-10-23T12:00:00+00:00yesnono