Audio editing · 7 min read
Choose the right stems for singing, practice and remixing
Choose a separation mode by the file you need, understand the credit calculation, and check whether the result is usable.
Read the storyTUNENOODLE / Uses credits
Stem splitter
Separate vocals and instrument groups with standard or specialized modes. Twelve-track separation is restricted to supported generated songs.
Cloud processing · credits
Separate a song into private audio stems
Separate a ready library song into vocals and instrument groups. Standard 2-, 4-, 6- and 12-track modes and specialized targets are options inside this same tool. Each task shows its credit quote and saves results privately. Outputs are estimates, not original studio recordings.
Choose your separation mode
FeaturedVocal splitter: vocals and accompanimentSeparate a song into a vocal track and backing track for singing practice, arrangement study and remix preparation.FeaturedFour-stem splitter: vocals, drums, bass and otherOpen a finished mix into four musical groups to study the arrangement and prepare a manageable remix session.FeaturedSix-stem splitter with separate guitar and pianoSeparate vocals, bass, drums, guitar, piano and other for a closer look at band arrangements.FeaturedDetailed 12-stem separation for generated songsOpen a generated song into twelve named groups, including synth, strings, percussion, brass, woodwinds and effects.VocalsEnsemble vocal separation: compare another vocal resultUse the MVSEP ensemble alternative to separate vocals and instrumental, then compare difficult passages by ear.VocalsSpecialized vocal focus for layered singingExplore another vocal-focused separation for layered singing, with vocals and other outputs to inspect together.VocalsChoir isolation from a full mixBring ensemble singing forward to study choral entrances, harmony and phrasing, with choir and other outputs.Drums & PercussionDrum isolation: hear the complete drum partExtract drums and the remaining mix to study grooves, fills and the relationship between kit pieces.Drums & PercussionDrumSep: kick, snare, cymbals, toms, ride and hi-hatSplit a drum performance into six named kit groups for pattern study and detailed rhythmic editing.Guitar & BassBass isolation: follow notes, groove and articulationExtract bass and the rest of the song to study low-end movement without relying on a low-pass filter.Guitar & BassGuitar isolation for riffs, chords and arrangement studyExtract guitar and the remaining mix to follow rhythm playing, melodic lines and transitions.Guitar & BassAcoustic guitar isolation for strumming and fingerstyleFocus on acoustic guitar resonance, picking patterns and chord changes within a finished mix.Guitar & BassElectric guitar isolation for riffs, bends and layersBring electric guitar parts forward to study articulation, sustained notes and rhythm textures.Keys & SynthPiano isolation for voicings, melody and accompanimentExtract piano and the remaining mix to hear chord shapes, bass movement and the shape of a performance.Keys & SynthDigital piano isolation for electronic keyboard toneFocus on a digital-piano part and its remaining mix to study voicings, attacks and sustained harmony.Keys & SynthKeys isolation for a broad keyboard arrangementGather keyboard-family sounds into one output, from piano and organ to electric piano and related textures.Keys & SynthSynth isolation for pads, leads and electronic textureBring synthesizer content forward to study sustained layers, repeating patterns and transitions.StringsBowed string separatorSeparate the bowed string section from a recording to study voicing, shape an arrangement, or prepare a string-free backing track.StringsViolin separatorExtract a violin-focused stem for learning melody, comparing articulation, and rehearsing with the remaining arrangement.StringsViola separatorBring the viola’s inner voice forward to study harmony, passing lines and the balance of a string arrangement.StringsCello separatorExtract cello audio to follow low melodies, hear bow phrasing, and compare the instrument’s bass and melodic roles.StringsDouble bass separatorIsolate the double bass for studying walking lines, orchestral foundations and the attack-to-decay shape of low notes.Brass & WoodwindWind instrument separatorSeparate the combined wind family from a mix, including brass and woodwind, for arrangement study and section balance.Brass & WoodwindBrass separatorExtract the brass family to study chord voicings, section attacks and sustained swells apart from the rest of a mix.Brass & WoodwindWoodwind separatorBring flute, reed and other woodwind lines into a shared stem to study orchestral color, breathing and melodic handovers.Brass & WoodwindSaxophone separatorExtract a saxophone-focused stem to learn solos, hear articulation and compare a sax line with the surrounding rhythm section.FX & DialogueCrowd and dialogue separatorSeparate a crowd-focused layer from a live recording, with the remaining performance in Other for comparison and editing.FX & DialogueDialogue, music and effects separatorCreate separate Speech, Music and Sound effects tracks from a mixed soundtrack with the Demucs4HT DnR mode.FX & DialogueBandIt Plus soundtrack separatorSeparate Speech, Music and Sound effects with BandIt Plus, then compare the layers around the words and scene events that matter.FX & DialogueBandIt v2 multilingual soundtrack separatorSeparate Speech, Music and Sound effects with the BandIt v2 mode, informed by multilingual cinematic-audio research.FX & DialogueDnR v3 soundtrack separatorSeparate Speech, Music and Sound effects with MVSEP’s DnR v3 mode for detailed comparison of mixed cinematic audio.FX & DialogueBraam effect separatorIsolate a braam-style cinematic hit to study its low-end impact, tonal body and decay apart from the surrounding arrangement.FX & DialogueRiser effect separatorExtract rising transition effects to study buildup shape, phrase length and the arrival of a drop or chorus.FX & DialogueFX separatorSeparate an effects-focused layer from a mixed recording to inspect transitions, accents and textures alongside the remaining audio.
Examples & decisions
Read the companion storyIsland Current / 24s
Hear the separation. See the actual waveforms.
5 different songs, five focused comparisons. Switch tracks and listen to the same 24-second passage.
Listen to vocals, drums, bass and other instruments separately.
0:00 / 0:24
Listen for these details
Four tracks directly from local separation.
Actual local separation results. Accompaniment and remaining parts are mixed from the separated tracks.
Waveforms are calculated from each audio file on the same amplitude scale, without individual normalization.
| Mode | Files / rate | Best starting point |
|---|---|---|
| 2 tracks | Vocals + accompaniment · 4 credits/min | Singing practice or a backing track |
| 4 tracks | Vocals, drums, bass, other · 10 credits/min | Basic instrumental study |
| 6 tracks | Adds guitar and piano · 10 credits/min | Separate guitar or piano practice |
| 12 tracks | 12 instrument groups · 12 credits/min | Eligible generated songs only |
Parameter / option
| Parameter / option | What it changes |
|---|---|
| Source audio | Choose a ready uploaded or generated song, no longer than 8 minutes. Uploads support 2, 4, 6 and eligible specialized modes; 12 tracks is for supported generated songs only. Specialized output labels describe targets, not a guarantee of a separate track for each singer. |
| 2 tracks · 4 credits/min | KIE separates vocals and accompaniment for a fast vocal-removal workflow. |
| 4 tracks · 10 credits/min | Demucs htdemucs returns vocals, drums, bass and other instruments. |
| 6 tracks · 10 credits/min | MVSEP BS Roformer SW returns vocals, bass, drums, guitar, piano and other. |
| 12 tracks · 12 credits/min | KIE split_stem provides the detailed generated-song mode. It is unavailable for uploads. |
How to use it
- 1
Choose an uploaded or generated song that has finished processing.
- 2
Choose a standard track count or a specialized mode in the same tool, check its output description and confirm the quoted credits.
- 3
Wait for the task to finish, then open a new download page for one stem or the ZIP archive.
Good questions
Yes. Ready uploaded songs support 2, 4 and 6 tracks plus available specialized modes. The 12-track mode is not available for uploads.
Your next step
Related guides
All guidesTUNENOODLE
Stem splitter
Cloud processing · credits