Online Audio Mastering

Welcome to our online audio mastering service. A professional and a very easy and affordable way to finalize your mix. High quality and great customer care are of paramount importance.

Why choose our audio mastering service?

Audio mastering is not an easy profession and should be carried out with great attention. Experience of the mastering engineer is the key for a good sounding master. This is why you're guaranteed for a well balanced master with fine tuned dynamics. Upload your track and feel the difference. In Other Words!

"We'll put that final professional and commercial sound on your track"

Not satisfied? Although we do our best to be of service to you, you may well not be wholly satisfied. No problem, you are entitled to get a full refund.

Receive a free sample

Upload audio for mastering

Make use of our online mastering service. Upload your track and receive a free sample within 48 hours in the following audio file formats.

  • - wav 16 bit 44.1 kHz (dithered 16 bit for CD production)
  • - mp3 320 kb/s

1. Achieve the best results

IMPORTANT: Follow these instructions to achieve the best results.

  • - Do not use a limiter, maximizer or compressor on your master buss while exporting the mix.
  • - Give the track a headroom of -3 to -6 dB (peaks should fall in this region).
  • - Upload the track as an uncompressed aiff of wav file (no mp3).
  • - Audio quality should be 16 or 24 bit and 44.1 up to 192 kHz.
  • - When vocals are too loud, they can not be brought back to a lower sound level during mastering.
  • - Also upload a reference track of which it should match.

2. Upload audio file(s)

Send your audio files with Wetransfer to

upload track for audio mastering

3. Contact us

IMPORTANT: Please use a valid email address so we can send you the mastered audio file. Send an e-mail to with the file name of the audio, the reference track (optional) and add comments if needed. If you have problems don't hesitate to contact us.

4. Secure payment with PayPal

After the payment is complete you’ll receive the master within 24 hours.

Pay now with Paypal.


Pay with PayPal

Choose your order and fill in your name and email in the fields below so I can match the payment with the mastered song. Thanks for using our audio mastering service. If you have any questions please contact me. I usually respond within 24 hours.

Choose currency

Amount of songs
Your name
Corresponding e-mail
Currency euro

Amount of songs
Your name
Corresponding e-mail
Currency dollar

Contact Us


I always strive for high quality and great customer care.
If you have any questions don't hesitate to contact me.


Marcel van Ling
0031 - 641 199 942

MoSound Productions
Saffier 3
2719SL Zoetermeer
the Netherlands

MoSound Audio Mastering