What made RX 5 Advanced iconic was the interface. Instead of looking at traditional waveforms, users worked with a spectrogram—a visual map of frequency over time. This allowed for "surgical" editing, such as: Identifying a phone ringing during a piano recital.

It came bundled with iZotope’s Insight, a comprehensive metering suite for visualizing loudness, phase, and frequency.

Attenuating or replacing those frequencies with surrounding "clean" audio. Legacy and Compatibility