CQT

CQT may refer to


 * Centre for Quantum Technologies in Singapore
 * Comparative Questions Test, used in polygraphs
 * Crewman Qualification Training for the U.S. Navy's Special Warfare Combatant-craft Crewmen
 * constant-Q transform, a short-time Fourier transform with logarithmic frequency resolution in signal processing
 * The Club of Queer Trades
 * Cryptocurrency token