Mixing and Mastering Services | Audio Mastering Services

Professional Online Audio Mastering

Audio Mixing & Audio Editing Services

Audio Mastering is the final stage in the production process. We offer a range of professional audio services online.

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Turnaround Time : Mix and mastering per track is approx 3-5 working days


Once you have confirmed your order. The process is simple to initiate our online mix and mastering services. Please review our mixdown guidelines here Then send the multi-track audio stems via our upload system here . Provide us with a brief description of what you are looking for within your project requirement.


We will confirm receipt of work as soon as possible by email. ST Mastering will review your materials along with any notes you have provided. We then book your sessions and provide you with an estimated delivery time by email.


We will carefully work your audio to provide you with a professional sounding mixed recording master. Using the latest analog and digital equipment combined our unique signature ST Mastering workflow processes to craft a professional-sounding, mastered audio product, that is ready for release.


All masters go through a 2nd quality check to make sure every master is consistent, high quality. We then process the masters into the sound formats required for playback. The work is then provided to you for review. Two revision sessions are included in each order if they are required at no additional fee.

Using our online audio mixing services allows you to send us your track to allow us to bring out the very best in your tracks. Mastering is the final step in transforming your tracks into a professional release standard. We offer a range of professional online mix and mastering services. We are recognised for having a unique and easy-to-use remote audio service for all of your audio mixing & audio mastering requirements.

We use the latest equipment and technologies to meet the professional audio standards required in the evolving modern world of audio consumption. Whether that be for your latest release as an artist or record label. We have developed our own, hi-end signature mix and mastering workflows and processes exclusive to our clients through the use of our online audio mix and mastering studio

You can achieve the highest level of quality at an affordable rate. Our services are within reach of all project budgets. We believe in bringing value to all of our clients and that's why we have grown to become an international choice for online audio mix and mastering services.

One of our core objectives is to have a strong commitment to our clients. We don't offer a one size fits all service. Every single project is crafted with real engineers using our very own ST Mastering signature techniques while maintaining the integrity of your music or media.

What To Expect

What To Expect

  • Improving the clarity, definition, and warmth.
  • Optimising the overall dynamics and peak volume levels
  • Custom Signal Flow techniques to transform mixes into a commercial release standard.
  • Well polished mixed tracks with outboard and digital equipment.
  • Signal Processing, Compression & EQ
  • Bass management, Stereo Widening, Mastering Reverb
  • Fades/Crossfades, Error Check
  • Repair & Salvage jobs accepted
  • Correct track spacing and timing alignment
  • Online preview of your mastered tracks for approval
  • ST Mastering will help you consider revision.
  • Please review our mixdown guidelines here

Mixdown & Mastering


Tracks are mixed and mastered by ST Mastering and confirmed within 24 hours of receiving your order

  • Selected Addon Price: £0.00
  • Total: £0.00

Quantity Discounts

Quantity5 - 20

Pre Mastering is the step taken before the final mastering stages. You will received a mixed and mastered recording. We will engineer your audio stems and complete a full mixdown to ensure the track is mixed to a commercial audio standard using hybrid digital/analog outboard. Turnaround is approx. 5 working days for our service. We will confirm your estimated delivery date once your order and materials have been received. See About Us for more details on a audio mix and mastering service. Our website is encrypted using secure socket layer technology (SSL) and payments are secured with AES-256 bit encryption. We are PCI-DSS compliant. We accept Debit and Credit Cards Paypal, Bank Transfer, and Crypto payments in the following currencies ETH / BTC. If you would like to avail of any of these payment options please contact us.