Voicemod
Voicemod is a free real-time voice changer and soundboard available on both Windows and macOS that allows users to change their voice and add sound effects to their streams, videos, and chats.
Freemium 
Rank: #3 
Visits: 3.4M 
Freemium Rank: #3 Visits: 3.4M 
RipX
Hit'n'Mix's latest offering, RipX DAW, is an AI-powered Digital Audio Workstation that can extract sounds from mixed recordings and is uniquely prepared to assist those working with samples produced by AI music generators.
Paid Rank: #12 Visits: 368.9K 
Auphonic
Auphonic is an all-in-one audio post-production web tool that allows users to achieve professional quality results, with features such as automatic speech recognition, shownotes, and chapters, and can be used for free for up to 2 hours of audio each month.
Ask Rank: #16 Visits: 222.6K 
AnthemScore by Lunaverus
Lunaverus.com offers AnthemScore, a program that can transcribe audio to MIDI and generate sheet music, available for a 30-day free trial with full features.
Paid Rank: #29 Visits: 72.2K 
Hydra by Rightsify
Rightsify's Hydra is an innovative music generation model designed for both commercial and artistic applications, capable of creating over 150,000 tracks a day and billions of unique musical songs
Paid Rank: #65 Visits: 6.6K