Turntable RPM: Platter Check

Turntable speed & RPM checker with wow & flutter: lay your phone on the platter

Turntable RPM and speed checker: lay your phone on the platter and Platter Check reads the speed from the phone's gyroscope, showing the deviation on a ±% needle so you can set 33⅓, 45 or 78 while you turn the pitch control. The same app measures wow & flutter and makes a printable strobe disc.▶ SPEED• Measures until you tap Stop, with no time limit — adjust the pitch and watch the needle.• Target speeds 33⅓…