Real Ears. Real Gear. Real Exceptional Masters.

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Over 75 5-Star Reviews!

Hear the Results

“Ridin’ Around” by Stranded in the City (UNMASTERED)

“Ridin’ Around” by Stranded in the City (MASTERED)

Here’s What I Can Do For You

I’ll master your tracks to perfections in record time so you can release faster, sound professional and get the attention your music deserves.

Mastering

DIGITAL MASTERING: $60 PER TRACK
If you have more than one version of the same song, the first version’s mastering fee will be $60, but each additional version will be only $30 (radio edit, instrumental, acapella, performance track, etc). This reduced rate only applies if ALL versions are mastered at the same time.

This price includes: studio time, editing time, and DDP master (if applicable). “Per track” or “per song” in this instance refers to songs of standard length for commercially popular compositions. For very long tracks, such as symphonic selections, please contact us for an exact estimate.

We offer package deals for full albums/mixtapes. Contact us for details.

Restoration

In this era of digital technology may seem strange to take care of vinyl records, cassettes and tapes, but it is well known to audio experts that the sound quality contained in these media is very high (in many cases greater than the CD itself, not to mention comparing with mp3) and sometimes we are in the presence of masterpieces to be preserved.

At L. Nix Mastering, we offer restoration of the content: to broaden up considerably the clarity and the sonic performance of a sound track, removing noise artifacts (pops, clicks, crackle, hiss and hum) and improving the response across all frequencies through the use of filters and equalizers.

Radio Editing Services

Whether your song was mastered by us or another professional, we provide radio editing services. The cost of our services is determined by the number of explicit language that needs to be removed. Please don’t hesitate to reach out to us for further details.

Vinyl Mastering

VINYL MASTERING: $60 PER TRACK (if mastering for vinyl only)

$30 PER TRACK (if mastering for vinyl AND digital at the same time)

Mastering for vinyl presents a unique set of challenges compared to mastering for digital platforms. Vinyl imposes technical limitations on the extent to which a mastering engineer can manipulate the audio. Unlike digital masters, which can have a 16-bit word length and be pushed to be as loud and limited as desired, vinyl masters must conform to the physical constraints imposed by the cutting head of the lathe. This often leads to heavily clipped masters, a common practice in digital formats but unsuitable for physical records.

Nix Mastering has been a leader in vinyl mastering since the early 1970s. Our expertise in this specialized field allows us to provide cutting-edge solutions for achieving the highest quality audio on your vinyl records. We offer meticulously prepared tracks for lathe cutting, ensuring the highest resolution possible. Our mastered files can be delivered directly to the cutting engineer, ready for immediate use.

In the rare event that adjustments are needed, our team is committed to making any necessary changes at no extra cost to you. Trust L. Nix Mastering to deliver unparalleled expertise and service for all your vinyl mastering needs.

Here’s What Our Clients are Saying

WHERE HAVE YOU BEEN ALL MY LIFE! Perfect mastering technique of giving the mixes a warm depth and sparkle but somehow able to maintain the dynamics of the music by not relying on over compressing. Thank you very much! ~ Devan Yanik

Been coming back again and again for over 4 years now to L. Nix Mastering. Easy to upload mixes and send payment, prompt, professional, excellent communication, patient, good listener and fair prices. All that aside, the real reason is Kevin’s ears, highly trained and talented, L. Nix Mastering always delivers a professional final master based exactly on the sound qualities I require for a particular song/project. Platinum experience all the way. ~ Armand Tulumello

Kevin at L. Nix Mastering was absolutely PHENOMENAL!!! Words will NEVER be able to express my entire gratitude for everything that he has done for me and those that I have entrusted his services to! He was very patient, gracious and extremely kind in the entire process. He went above and beyond to ensure that I was completely confident in the final results of my project. Thank you so much Kevin!! I look forward to working with you again and again!! Trust me, L. Nix Mastering is the place for your mastering needs!! God bless you!! ~ Darren Collins

I have had the pleasure of working with L. Nix Mastering for years , and I can’t recommend them highly enough! From start to finish, the experience was exceptional. The attention to detail and the quality of the final product surpassed my expectations. L. Nix Mastering truly understands the art and science of mastering, providing a polished, professional sound that brought my music to life in ways I hadn’t imagined.

Communication was seamless, with prompt responses and a genuine willingness to understand and enhance my vision. The turnaround time was impressive, and the result was nothing short of stellar. Whether you’re a seasoned artist or just starting out, L. Nix Mastering is a top-notch choice for anyone looking to elevate their music. Highly recommended! ~ Leo Williams

Kevin at L. Nix Mastering is nothing short of exceptional. His mastery in audio engineering stands out, delivering a polished and professional sound for Emarc Entertainment that truly elevates our projects. From the very beginning, Kevin’s attention to detail and keen ear for nuance were evident. He takes the time to understand the vision behind each track, ensuring that the final product aligns perfectly with the artist’s intent.

The clarity and depth he brings to the music are remarkable, making everything from vocals to instruments shine. His technical skills, combined with a genuine passion for music, create an environment that fosters creativity and excellence. Each session is not just about mastering; it’s an experience that enhances the overall quality of the work.

If you’re looking for someone who can take your music to the next level, Kevin at L. Nix Mastering is the person to go to. Highly recommended! Don Briscoe (Emarc Entertainment)

Kevin at L. Nix Mastering is doing God’s work. He definitely brought my project to life, and I am 100% satisfied with how everything turned out! L. Nix Mastering was very professional, courteous, and got the job done in a timely manner. I highly recommend using this service. ~ Toby Moore

Just a few of our award-winning clients.

Our client roster includes 78 Gold or Platinum albums, 14 Grammy Award winners, 2 Oscar Award winners,
and soundtracks to Hustle & Flow and Jackass 4.  Are you next?

JELLY ROLL
ARNEL PINEDA (Journey)
CHRIS ROBINSON (The Black Crowes)
JOHN POPPER (Blues Traveller)
STEVIE RAY VAUGHN
ZZ TOP

I’m a professional audio mastering engineer with over 30 years of experience working with every genre around the world

Your music deserves more than an algorithm.

I’ve been mastering records in Memphis since before most plugins existed. My dad Larry
cut tracks with Al Green, Isaac Hayes, and The Staple Singers at Stax.
I grew up in that world, and I’ve spent my career carrying that standard forward. And in
the age of AI, I believe that matters more than ever.

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What Is Mastering?

Mastering is the final stage of audio post‑production where your mix is refined for translation, consistency, and technical accuracy across all playback systems. It involves precise control of frequency balance, dynamic range, stereo imaging, and true‑peak‑safe loudness to ensure your track meets modern release standards.

It’s also where the technical details are finalized:

  • Streaming loudness targets
  • Metadata embedding (ISRC, CD‑Text)
  • Sequencing and spacing for EPs/albums
  • Delivery formats like WAV or DDP

And here’s the part most artists don’t realize: a trained human mastering engineer hears nuance, intention, and emotional detail that AI tools and automated plugins simply can’t interpret. Algorithms can process audio — but they can’t understand the artistic choices behind it. A human can make judgment calls, adapt to the mix, and preserve the feel of the music while enhancing it.

In short: mixing shapes the song — mastering ensures it translates everywhere, meets technical standards, and reflects the artistic intent with human‑level precision.

What do we need to have ready before hiring you to master our music?

You only need a few simple things in place before I can master your project. Here’s the short checklist:

  • Final Mixes — Export your songs as high‑resolution WAV or AIFF files (24‑bit or 32‑bit preferred), with no limiter on the master bus. Leave a little headroom (around ‑3 to ‑6 dB). I don’t need the session files, there should only be 1 file (WAV, AIFF, or MP3) for each song.
  • Song Order — If you’re mastering an EP or album, have your track sequence ready.
  • Artist/Project Info — Song titles, artist name, release date, and any notes about the vibe or references you want me to consider.
  • Delivery Format — Let me know where the masters are going: streaming, CD, vinyl, or all of the above.
  • Your Mixes Uploaded — Just click Upload Your Mixes (make this a “hot button” or CTA button to take them straight to the upload page)

That’s it. You don’t need permission, you don’t need to wait, and you don’t need anything fancy. As soon as your mixes are ready, I’m ready.

How do you handle revisions?

Revisions are simple. If it’s the same mix, I’ll tweak it until it feels perfect to you. If you make changes to the mix itself, that’s a new session. Either way, I’m here to make sure you love the final master. 

What Do I Need to Know After Receiving My Mastered Music?

Once you receive your masters, there are a few important things to keep in mind:

  • Download & Back Up — Save your WAV and MP3 files in multiple places. I don’t store projects forever, so make sure you keep your own copies safe.
  • Use WAV for Release — WAV is your official release format. MP3 is only for listening, sharing, or previewing.
  • Check Everything Carefully — Listen on a few systems (car, headphones, studio monitors). If you need tweaks, tell me before approving.
  • Final Approval Matters — Once you approve the masters, they’re considered final and ready for distribution.
  • Keep Your Metadata Handy — You’ll need titles, ISRCs, artwork, and release info when uploading to your distributor.

After that, you’re ready to release your music with confidence.

What if I only need editing service(s)?

You don’t have to book mastering to work with me. If you only need editing services, I can handle that as a separate project. Send the files and a short note about what you want fixed, and I’ll quote it accordingly.  

How can I edit the metadata on my mastered mp3's?

Step 1: Choose a tag editor Pick any ID3 tag editor (like Mp3tag, Kid3, TagScanner, or an online tag editor).

Step 2: Open your MP3 file Open the app or website, then drag‑and‑drop your MP3 file into it or use “Open File.”

Step 3: Locate the metadata fields Look for fields like Title, Artist, Album, Track Number, Year, Genre, Artwork, Composer, ISRC, etc.

Step 4: Enter or update your info Type in the correct song title, artist name, album, track number, and any other details you want embedded. Add or replace artwork if needed.

Step 5: Save your changes Click Save, Write Tags, or similar. This writes the metadata directly into the MP3 file.

Step 6: Double‑check in a player

Do You Require Payment in Advance?

I don’t require payment days or weeks ahead of time — but full payment is required before I begin mastering. This protects the session time I set aside for your project and ensures I can give your music my full attention with no delays.

As soon as your payment is received, your mastering session is officially locked in and I get to work. You’ll also receive an invoice with the exact charges for your records.

My goal is to keep the process smooth, transparent, and professional from start to finish.

What is an ISRC Code and Why Might I Need Them?

An ISRC code is a unique ID assigned to each song so streaming platforms and royalty systems know exactly which recording to credit.

You need them because they:

  • Track your royalties
  • Identify your song worldwide
  • Are required by most distributors

I can’t generate ISRCs for you, but if you already have them, I’ll embed them into your masters at no extra cost.

What is a DDP File?

A DDP file (Disc Description Protocol) is the format CD manufacturers use to create an exact, error‑free master. It includes your audio, track order, spacing, ISRCs, CD‑Text, and checksum data to ensure everything is accurate.

If you’re planning to press CDs, you’ll need a DDP. I can create it for you, and you can review it using the free HOFA DDP Player to make sure everything looks and sounds right before sending it off.

Why Should I Trust You With My Music?

Because I know how personal this is. Your music isn’t “just another project” to me — it’s something you’ve poured time, emotion, and identity into. When you send me a mix, I treat it with the same care and respect I’d want for my own work.

I listen closely, communicate clearly, and make sure you always know what’s happening with your project. Nothing gets rushed, nothing gets overlooked, and your vision always comes first. My job is to protect the heart of your mix while helping it reach its full potential.

You’re not handing your music to a stranger — you’re handing it to someone who genuinely cares about getting it right.

What is the Turnaround Time for Mastering?

My turnaround is fast, but never rushed. Most projects are mastered within 24–48 hours once payment and files are in. If your project is larger or needs something special, I’ll let you know upfront so you always know what to expect.

I keep communication clear and the process smooth, so you’re never left wondering where your project stands — your music stays a priority from the moment it hits my desk.

How can I hear what my song will sound like if I hire you to master it?

I offer a free, one‑minute mastering preview so you can hear the difference before you commit. Just pick the mix you want me to work with and hit the button — I’ll send you a polished, release‑ready sample that shows exactly what your track will sound like mastered. (this will still take them to the same page: https://lnixmastering.com/free-sample/

Are you ready to take your music to the next level?