Achieve professional-level audio mastering with advanced tools.

Master your audio projects with DSP-Quattro Mastering Suite, delivering precise control over sound finalization on MacOS. Host your plug-ins designed to balance, compress, and enhance your tracks for a polished, professional finish. 

The intuitive interface ensures that mastering becomes accessible without sacrificing depth or quality. DSP-Quattro Mastering Suite empowers audio professionals to achieve clear, loud, and well-balanced masters that stand out in any playback environment.

Professional-grade audio editing tailored for MacOS users seeking precision and flexibility.

DSP-Quattro Audio File Editor offers a powerful and intuitive interface for professional audio editing on MacOS. It supports a wide range of audio formats and provides advanced tools for precise waveform editing and sound enhancement. 

Whether you are mixing tracks or refining recordings, this application delivers exceptional performance and flexibility. Its real-time processing capabilities and seamless plug-in integration enable users to create high-quality audio projects with ease. 

Designed for both beginners and experts, the DSP-Quattro Audio File Editor ensures your sound editing workflow is efficient and productive.

Process entire libraries of audio in a single pass—no more tedious, file-by-file work.

Load your favorite plug-ins and apply the exact sound you want, at scale.

Achieve consistent, professional results across hundreds or thousands of files.

Work faster without sacrificing creative control or audio quality.

Support for multiple formats means one tool handles your whole workflow.

Keep your originals safe with a non-destructive, export-ready process.

Turn your Mac into a powerful, real-time effects unit with full AU plug-in hosting.

Process live audio on input and output with zero distraction and instant feedback.

Shape vocals, instruments, or any incoming sound using your favorite Audio Units—exactly as you hear them. Play your virtual instruments in real time with pristine sound and minimal latency.

Switch effortlessly between editing audio files and performing live processing.

From studio to stage, enjoy the perfect blend of Mac performance, creative flexibility, and pro-level sound.