DFT Calculator and Visualizer is an assist tool for college level students enrolled in digital signal subjects. The aim of this calculator is to help students cross-verify their DFT, IDFT, and Rx2FFT problems.Features‣ Dynamic list of n-points: add or remove points intuitively.‣ Supported operations: DFT, IDFT, and Rx2 FFT.‣ Interactive output signal visualization on a stem-graph.Additional Information‣ Open sourced under GNU GPL-3.0 License‣ No ads‣ No trackingSource Code Available on GitHubhttps://github.com/Az-21/dft