We have transformed the audio mastering process forever. And your creative process is about to change unrecognizably too. Maastr is an intelligent mastering engine, constructed with the expertise of the industry’s very best talents, that can automatically take your tracks to the next level. You can achieve sonically beautiful mixes and professionally elevated audio in minutes. No matter your genre or style, this online audio mastering platform gives you the tools to refine your work.

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As a creative, you pour your energy, heart, and soul into your work. But fine-tuning mixes in preparation for mastering is tedious, which is why our audio mastering suite makes it easy to master, iterate, and collaborate, enabling you to focus on doing what you do best – creating art.

Master

Master

Drop in your audio file and let Maastr work its magic. AI formulated by world-renowned sound engineers refines your sound, presenting you with a completely mastered edition in minutes.

Collaborate

Collaborate

Easily collect feedback from clients and collaborators. Maastr allows for the addition of comprehensive mix notes, enabling individuals to pinpoint the exact section of the mix they’d like to change.

Iterate

Iterate

We get it – you're a perfectionist, which is why we’ve made iterating a simple process, storing every revision of your track in one place, keeping it easy to access, playback, and compare.

Mastering For Sound Engineers

Mastering For Sound Engineers

Built by sound engineers, for sound engineers, Maastr is the sound mastering software that you’ve been waiting for. Streamline your processes, improve communication with musicians, and create beautiful mixes in an instant.

  • AI-powered mastering done in minutes
  • Ground-breaking tools for refining your mixes
  • Centralized communication to collate feedback
  • Iterate with ease and store every revision for instant playback
  • Upload, master, export – it’s that efficient
Mastering For Musicians

Mastering For Musicians

Employing professional mastering engineers to put the finishing touches on your music is a costly and time-consuming process. Cut out the middle-man with our online music mastering software and have exquisitely mastered music in minutes.

  • Upload your file and let Maastr work its magic
  • Playback your master in no time at all
  • Edit and refine your music to your heart’s content
  • Store every iteration for easy comparison
  • AI mastering from the industry's brightest minds
Dan Korneff

Dan Korneff

House of Loud Studios

Years of mixing and mastering have led to the creation of Maastr. As a team, we’ve spent countless hours creating, refining audio, and mastering mixes. We decided to collate our vast experience and create audio mastering software that not only streamlined the process but made it possible for everyone to have access to premium quality audio at the click of a button. World-class mastering in minutes is our motto, and that’s what our refined AI engine delivers. Whether you’re a sound engineer or musician, join us on the journey of transforming the mastering industry forever.

It’s time to experience professional-quality mastering in minutes. Create your account, upload your file, and watch the magic unfold.