Phase / Polarity Inverter
Phase / Polarity Inverter
Flip the polarity of a file (multiply by -1) and export a WAV. Handy for fixing phase between mics or for null tests. Runs in your browser.
100% in your browser. Your file never leaves your computer.
Invert polarity in one click
Flipping polarity turns every sample upside down. It can lock in a phase relationship between two mics on the same source, or set up a null test to hear the difference between two files.
How to use it
Drop a file, click Process and download the inverted WAV.
FAQ
Is phase the same as polarity?
Strictly, polarity is a full flip of the waveform, while phase is a time or frequency shift. This tool flips polarity, which producers often call a phase invert.
When should I invert polarity?
When two mics on one source partly cancel, flipping one can restore body. It is also used for null tests.
Is it free?
Yes, free forever.
Want this inside your DAW?
These free tools fix one file at a time. The plugins do it on every track, automatically. Pro studio results, bedroom-friendly.
Real sauce. No fluff.