Cassette (https://cassetteai.com) generates 3 pieces of music or sound effects of 3 min /month in its free version (non-commercial use and public sharing). Help with prompt and editing. Tests: https://cassetteai.com/audioplayer?cassetteId=b6f8430a-f402-46b2-9216-2bf4f0e74450… / https://cassetteai.com/audioplayer?cassetteId=67ac4b32-7167-4f8c-8684-ac04b846d206…