A free CD Master from mastering.studio is exactly that: 100% free. This is not an introductory offer or a trial. Free online masters are at the core of our service: high-quality, quick with no strings attached. Transform your mix into a professional studio master in minutes for free — all you have to do is sign up.

"An automated mastering system from a company that people know trust and love for having some of the best high-end emulations, and always being at the forefront of pushing mastering technology forward.”

Justin Colletti (Sonic Scoop)

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Why a free master from mastering.studio sounds so good

With the exception of the final conversion to format, the processes and tools used to create free CD Masters are exactly the same as those used in our paid masters.

This unique mastering process is the key to the exceptional quality of these free online masters. It is the work of two icons of audio engineering: Brainworx and Plugin Alliance, overseen by Founder of both companies — Dirk Ulrich. This process combines industry-leading mastering tools with a decision process inspired by legendary masters from some of the greatest mastering engineers of all time.

The online mastering processes: the tools we use

To create your free online master, mastering.studio uses processes and tools adapted from Brainworx mastering plugins which are famous for delivering studio-quality analog sound through patented Tolerance Modeling Technology (TMT).

The online mastering processes: machine guided mastering

These studio-quality mastering tools are combined with a machine-guided mastering process, developed by painstakingly matching landmark masters from Grammy-Award winning and nominated mastering engineers including Howie Weinberg, Fragancia and Zino Mikorey. The essence of what makes these masters great is what guides mastering.studio’s process.

How to master your track for free online with mastering.studio

1) Sign up: visit the mastering.studio homepage of mastering studio, click ‘sign up‘, enter your email address then verify it. This will ensure you can always access your free masters whenever you need them.

2) Upload your mix as a WAV file. Make sure the music has a sample rate of at least 16 Bit / 44.1 kHz up to 24 Bit / 96 kHz.

3) As soon as your track has finished uploading, mastering.studio will commence the automated mastering process, using Brainworx algorithms to apply decades of mastering experience from Grammy-award-winning audio engineers to your track.

4) You will then be provided with a preview of your track mastered in mastering.studio’s different Mastering Styles. Each style offers a unique flavor that brings out key elements of your track in different ways. For instance, Miami Extreme is the loudest style, emphasizing the bass and low end. Whereas London Smooth offers a more subtle and balanced master. Choose the style that best fits your track and taste.

5) Next, select FREE /CD MASTER as your mastering format. You can also pay a small fee to have your track optimized for regular streaming with an Artist Streaming Master or HD streaming with a Label Quality Master.

6) Enter your details, then download and enjoy your free online master!

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FAQ for free mastering.studio CD Masters

Will I keep the copyright of the music in my free master?

Yes, absolutely, any music mastered remains the property of the artist who created it. Our service is free in every sense of the word.

What’s the difference between free and paid masters from mastering.studio?

Every step of the free mastering process up to formatting is exactly the same. The difference in this stage is all about ensuring your master translates as well as possible to the format it will be heard on.

Can I use my free master on streaming platforms like Spotify and Apple Music?

Free masters from mastering.studio sound great on CD or WAV. They also sound good on all major streaming platforms. But for the very best master for streaming, you should try Artist Streaming Masters. These masters are optimized for the stream-encoding process, ensuring your sound translates as well as possible to platforms like Spotify, Apple Music and Tidal when streaming in standard quality. To get one of these just select Artist Streaming Master during the mastering process.

Can I use my free CD master for HD streaming?

Free CD masters are not recommended for music that will be streamed in HD. The CD format bit rate is too low. Therefore, anyone looking to sound great on HD streaming sites should choose a Label Quality Master. This will master your track in the required higher bit rate as well as optimizing it for the HD stream encoding process. To get one of these just select Label Quality Master during the mastering process.

How does mastering.studio’s free mastering service compare with other services?

No one else offers the high-quality online masters delivered by mastering.studio: It is the only online mastering service driven by patented brainworx TMT technology. Remember CD mastering is free, it just takes a few minutes to hear the difference for yourself.

How can you offer high-quality online masters for free?

The free online mastering service was created by music production plugin pioneers Plugin Alliance and Brainworx. It distills decades of experience in mixing and mastering plugins into a service that anyone can use.

Automated mastering can radically improve the music of musicians and artists who don’t have access to a professional recording studio. You can finally hear how your music would sound if it was professionally mastered. We hope this service will inspire more people to create, mix and master music. This can only be a good thing for music and our industry.

Do Plugin Alliance and Brainworx offer free mastering plugins?

For those of you looking to master your own mixes. The creators of mastering studio do offer free plugins. A great choice for anyone looking to try their own hand at mastering is the bx_Masterdesk classic. This legendary Brainworx plugin is available for free from Plugin Alliance. It contains all the essentials you need for mastering a track on one easy-to-use interface. Anyone looking to improve their mastering should get a free master from mastering.studio and then try and beat it, this is great mastering practice

Get bx_Masterdesk classic for free by signing up at Plugin Alliance

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All you need to know about our free online mastering service