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Separates audio into Mid (center mono) and Side (stereo difference) channels to adjust stereo width without introducing unwanted phase distortion.
Visualizes the stereo field and calculates phase correlation coefficient in real time to monitor channel balance and spatial imaging.
Quickly preview mono compatibility to ensure your widened mix remains clean and free of phase cancellation on single-speaker systems.
All Web Audio processing and offline rendering happen strictly inside your browser tab. Your files are never uploaded to any server.
Frequently Asked Questions
A stereo widener expands the spatial perception of an audio track by altering the relationship between left/right or mid/side channels, making instruments sound wider and more immersive.
The phase correlation meter measures mono compatibility between +1.0 (perfect mono phase), 0.0 (wide stereo field), and -1.0 (out of phase). A reading above 0.0 ensures your audio won't vanish when summed to mono.
Toggle the Mono Check button to fold down the stereo output into a single mono channel and verify that lead instruments and bass remain strong.
| Security | 100% (No files are sent to server for processing) |
| File size limits | None (No limit on size of files) |
| Usage limits | None (Process as many files as you want) |
| Price | Free |
| User Information Captured | None (We do not request for user information such as email / phone number) |
| Ads | None (We provide complete ad free experience) |
Over 100k Users Rely on Our Audio Editing Tools Monthly
Join a growing community of creators who trust safeaudiokit.com for versatile audio editing and processing solutions.
