CIRCUIT DRIFT LABS / UTILITY 02
Transposition Calculator
Key, pitch, playback-rate, BPM, harmonic-mixing and loop calculations without opening a DAW.
LOCAL · STATIC · NO ACCOUNT
01
Sample Matcher
Move a track or sample from one key and tempo to another.
Want to see how this track fits into the rest of your library?Analyze your collection with TrackStats →
02
All target keys
Every chromatic destination from the current source.
| Key | Semitones | Cents | Rate | Speed | Result BPM |
|---|
03
Harmonic neighbors
Same-key, relative major/minor and adjacent Camelot relationships for the current source key.
| Key | Camelot | Relationship |
|---|
04
BPM & loop timing
Beat lengths, bar lengths, implied BPM, half/double-time references and tempo drift.
| Length | Milliseconds |
|---|
05
Drift calculator
See how far an unstretched loop moves against a project tempo.
06
DJ pitch-fader / varispeed
Calculate the pitch consequence of changing tempo without key lock.
07
Reverse & frequency tools
Work backwards from playback rate or frequency.
Playback rate → pitch
Note → frequency
08
Tap tempo
Rolling average of recent taps.
—BPM