Sites and apps similar to Soundslice include Guitar Pro. It's paid, but VirtBand is free. Other options are IvoryApp, Noteflight, kobimusic and TabToSheetMusic. In total there are six Music Production Apps like Soundslice for Android, iPhone, iPad, Mac and Windows.
Guitar Pro enables editing tablatures for guitar, bass, and more, with support for piano and drums. It features a realistic audio engine, interactive practice tools, and access to thousands of online tabs, facilitating music composition and transcription.
France
EU
Using advanced AI transcription technology, Ivory provides an accurate audio to notes transcription solution for piano — Record, upload, or share a YouTube link to instantly transform your audio into notes.
FranceEU
Noteflight is an amazing online notation editor. On the free version you get 10+ instruments to choose from, lots of musical symbols and more. On the payed version (Cresendo) you get lots more instruments, guitar tab and sharing options. Best way to wite music on the web.
kobimusic is a sheet music scanner that runs in the browser. Upload a PDF or photos of sheet music, and it is read into a score you can play back, turn into MIDI, or download as MusicXML. The MusicXML opens in MuseScore, Dorico, Sibelius or Finale.
United States
TabToSheetMusic is a browser-based tab to sheet music converter for guitarists, bassists and teachers. Paste plain-text guitar or bass tablature, or open a Guitar Pro or MusicXML file, to create standard notation for lessons, rehearsals and sharing parts with pianists or...
A browser-based auto-arranger: type in a chord chart, pick a style, and get an instant backing track you can transpose, mix, play through an external MIDI device and export as MIDI.
