Drills and measurements for drummers who practice with a click.

  1. Technical · 5 min read

    AirPods drift by tens of milliseconds over five minutes. Here's how I measured it.

    Why a metronome app can feel perfectly in time for a minute and then slowly wrong on AirPods, what the numbers say about other headphones and speakers, and how RhythmForge corrects it while you play.

  2. How-to · 5 min read

    Rushing or dragging? Find out which one you actually do

    A ten-minute drill that measures whether you play ahead of the click or behind it, by how many milliseconds, and whether it's you or your headphones.