If you need an app that can turn your instrument recordings into sheet music and MIDI files, Frettable is worth a look. This music transcription tool employs sophisticated AI to analyze recordings and produce sheet music and MIDI files. You can record a song live or upload an existing file, then download MIDI and sheet music files. Frettable also has cloud storage and synchronization so you can easily collaborate on songs with other people. It's got two price levels, so it should suit musicians at all levels.
Another contender is WavTool, a web-based music and audio production app that includes an audio-to-MIDI converter along with other tools. It uses generative AI to try to accelerate your work and has other features like MIDI continuation, stem separation and a customizable interface. WavTool has several pricing tiers, so musicians can pay for what they need without having to worry about losing control over their own content.
If you're looking for a broader music production foundation, Fadr offers a collection of AI-powered tools, including an audio-to-MIDI converter and stem extraction abilities. You can upload songs, isolate vocals, bass, drums and melodies, and even create remixes and mashups. Fadr has two pricing tiers, including a free option for basic features, so it should be within reach of a broader audience.