01
Start with your audio
Choose a recording you own or have permission to process. Preview the source from your device to check the arrangement and audio quality.
HEAR THE BASS ON ITS OWNBass extractor.
Bass extractor.
Follow the low notes.
Isolate bass from a song and hear what the low notes are doing. Compare the separated bass line with your original, study its phrasing and save a WAV for learning by ear or arranging your own music.
Isolated bass · WAV
Bass remover — make a bassless backing track Your audio, in four parts.FREE
Checking free separation availability…
Drop your audio here
Vocals, drums, bass and other.
MP3 · WAV · FLAC · M4A · OGGUp to 10 minutes · 100 MB per fileFour stems · No sign-up · Up to 10 minutes
Up to 10 minutes100 MB per fileUp to 5 jobs per browser / day
One file. Four stems. See free limitsHow free use works
Free WAV downloads. Up to 5 jobs per browser per day, shared by the two-track and four-track tools. The allowance resets at 00:00 UTC. Site capacity and network protection can pause processing even when you have jobs left.
Previewing a file or listening to examples uses no jobs. Download your results within 55 minutes after processing finishes.
REAL SEPARATION · 10.88-SECOND EXCERPT
Hear the original and the isolated bass
Switch from Original to Bass at the same playback position. Follow the low notes and compare their timing with the full song before choosing your own recording.
BassReal separation · MP3 preview
0:00 / 0:00
Listen for note attacks, sustain and spaces between notes. Kick drum hits can carry into the Bass stem. A bass stem isolates an instrument group; it does not provide bass tabs, MIDI or separate tracks for each bass instrument.
These are MP3 previews from an actual four-stem separation. Your own separation downloads WAV stems. This short excerpt is a listening example, not a quality guarantee or the result of your selected file.
Slow Motion Dream by Steven M Bryant, © 2011, featuring CSoul, Alex Beroza & Robert Siekawitch. CC BY 3.0. 10.88-second excerpt from the Spleeter example. Changes: AI separation and MP3 preview encoding. No creator endorsement. Audio provenance.
FROM YOUR RECORDING TO YOUR NEXT SESSION
How to extract bass from a song
02
Isolate the bass
Confirm your audio rights and choose Extract bass. One four-track separation returns bass, drums, vocals and other instruments on this page.
03
Study and save the bass line
The result opens with Bass selected and its WAV download first. Compare a phrase with the original, then save the file before the temporary links expire.
MADE FOR YOUR NEXT STEP
Use the isolated bass line for your next practice
Work out phrasing by ear
Listen for the length of notes, muted attacks and spaces in the line. This is an audio stem, not automatic notation or a bass tab.
Check bass against drums
The drum stem is included. Compare the same moment in Bass and Drums to hear how the bass attacks sit with the groove.
Arrange with the bass stem
Download the Bass WAV from a recording you have rights to edit. Import it into your audio editor to study how the bass line supports your chords or to work on a new arrangement.
Want the bass to stand out in the full song instead? Bass Boost changes the low-frequency balance; it keeps the rest of the mix. For playing the bass part yourself, use the bassless backing workflow.
LISTEN BEFORE YOU USE IT
What to listen for in the bass stem
Kick drum bleed
Kick drums and bass share low frequencies. Some drum attacks may remain in the bass stem, so compare them with the original before learning a note.
Quiet or distorted notes
Very soft notes, distortion and dense arrangements can be harder to separate. Check a quiet passage as well as the loudest part of the song.
Source detail
Choose the clearest recording you have permission to use. A WAV export does not restore detail already lost in a compressed source.
FILES & FREE USEOne separation.
One separation.
All four stems included.
No account or payment. The same free allowance applies across our separation pages. Moving between four-track tools can recover the existing job in this browser without another separation.
Download links expire 55 minutes after separation finishes. Save your files promptly.
How your audio is handled- Source files
- MP3, WAV, FLAC, M4A, OGG
- Per file
- 10 minutes · 100 MB
- Free allowance
- Up to 5 jobs per browser / day
- Downloads
- Vocals, drums, bass and other · WAV
- Daily reset
- Midnight UTC
Site-wide capacity and network safeguards also apply. Use audio you own or have permission to process. Uploads are temporarily stored and deleted automatically.
A FEW THINGS TO KNOW
Bass Extractor: FAQ
What does a bass extractor give me?
It estimates the bass part in an existing mix and returns it as a WAV file. The same job also includes vocals, drums and other, without another upload.
How do I isolate bass from a song or MP3?
Choose an audio file you have permission to process, confirm your audio rights and select Extract bass. When the four stems are ready, Bass is selected first. Compare it with the original and download the Bass WAV before the temporary links expire. An MP3 input produces a WAV output; it does not restore detail lost in the source.
Is extracting bass the same as using a bass booster?
No. A bass extractor estimates the bass instrument as a separate audio stem. A bass booster adjusts low frequencies in the full song and can also make kick drums and other low sounds stronger. Use extraction to hear the bass line alone, or EQ to change the balance of the full mix.
Can it separate bass guitar and synth bass?
Both can appear in the combined Bass stem. The model does not provide separate tracks for individual bass instruments or separate notes.
Can I get bass tabs or MIDI?
This tool returns audio only. It does not transcribe notes, identify chords or create MIDI or tablature.
Is the complete result free?
Yes. Completed jobs include full-length downloads without an account or payment. Up to 5 jobs per browser per day are shared across our separation pages, resetting at midnight UTC. Each file can be up to 10 minutes and 100 MB. Network and site-wide capacity limits also apply.
Which files can I use, and when should I save the result?
Choose a mono or stereo MP3, WAV, FLAC, M4A or OGG that your browser can play and that you have permission to process. Streaming links and video files are not supported. Save the result within 55 minutes of separation finishing; preparing a practice version does not extend that deadline. Uploads are private, temporarily stored and deleted automatically. See the privacy policy for retention details.
HEAR THE BASS ON ITS OWN
Choose your audio