Mastering is the crucial final step that elevates a song into polished and industry-standard audio.


At Slash Mastering, we provide expert online mastering services that ensure your music shines with clarity, power and consistency. Whether you're an independent artist or part of a label, we know how important music mastering is for achieving the perfect sound.


Let us help bring your vision to life with high-quality mastering, so your music sounds its absolute best 🎧🔊

OUR PRICES

💰 Prices include all taxes
⏱ 2 -3 day turnaround
🚀 Each price includes Extended & Radio versions
💸 Payment methods : PayPal, Bank Transfer

1 - 3 TRACKS 🚀

25€

PER TRACK

4 TO 6 TRACKS 🚀

20€

PER TRACK

7+ TRACKS 🚀

15€

PER TRACK

WORK

BEFORE AND AFTER MASTERING

Examples of tracks we mixed and mastered.
Listen to the difference between unmastered and mastered files. 

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BEST WORK

OUR LATEST WORK

During the past few years, we acquired a solid experience and worked with many artists worldwide. Here are some releases we mastered recently in different genres such as Techno, Tech House, House, EDM & more. 

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OUR GUIDE

HOW TO EXPORT YOUR MUSIC FOR MASTERING💡

Ready to get your track mastered ? Here’s how to export it for the best results !

OUR MUSIC MASTERING PROCESS

At Slash Mastering, we specialize in providing professional music mastering services that give your tracks the radio-ready sound they deserve. Whether you're a seasoned artist or an emerging talent, our music mastering online services ensure that your songs sound powerful and clear across all platforms.

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INITIAL REVIEW


First, we carefully listen to your track and analyze the overall sound. We consider the genre, intended audience, and emotional impact of your music before applying any changes.

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MASTERING MUSIC


We apply advanced techniques like EQ, compression and limiting to enhance the sound. Our goal is to ensure your track has the right balance, depth and loudness, making it ready for any platform.

3

DELIVERY


Once we’ve completed the music mastering, we do a final review to ensure everything is in perfect balance. We then deliver your mastered track, ready for release across all listening platforms.

WHY CHOOSE US FOR MUSIC MASTERING ONLINE?

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PROFESSIONAL SOUND


Our music mastering process is designed to elevate your tracks to their fullest potential. We blend meticulous precision with artistic flair, refining every detail, ensuring your music captivates and resonates across all listening platforms.

2

AFFORDABLE PACKAGES


We provide tailored pricing options for our music mastering services, ensuring you receive top-tier sound at a price that fits your needs. Our goal is to offer exceptional value without compromising the quality and artistry of your music.

3

ONLINE PROCESS


Skip the studio visit and master your music from anywhere. With our online audio mastering service, you can effortlessly upload your tracks, review the perfected results and receive your final mastered version faster than ever before.

OUR GUARANTEE

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PREMIUM MUSIC MASTERING


We provide premium music mastering services that bring out the best in every track. With an eye for detail and a commitment to perfection, we refine your music to sound its most dynamic, clear, and impactful, making sure it stands out in any listening environment.

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TAILORED TO YOUR SOUND


We recognize that each track tells its own story, which is why we take the time to understand your artistic vision. Our music mastering services are tailored to your individual sound, ensuring your music is expertly refined to match your creative direction. We work closely with you to bring your music to life.

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MASTER MUSIC ONLINE WITH EASE


Ready to elevate your sound with the best in online audio mastering ? Contact us today to get started ! Our simple, user-friendly process allows you to send your tracks, review the results and receive your final, professionally mastered version quickly, wherever you are.

MOST FREQUENTLY ASKED QUESTIONS

MASTERING FAQ

Our FAQ offers comprehensive details on our mastering services, answering common questions about the process, delivery, and how we optimize your track for the highest sound quality.

GENERAL MASTERING QUESTIONS

Audio mastering is the final step in music production, ensuring your track is polished, balanced, and optimized for all playback systems. It enhances clarity, depth, and volume, making your music sound professional on Spotify, Apple Music, radio, and club sound systems. Without proper mastering, your track may lack consistency, loudness, and industry-standard quality.

Mastering fine-tunes your mix by :

✅ Balancing Frequencies For Clear, Crisp Sound
✅ Enhancing Stereo Width And Depth
✅ Optimizing Loudness Without Distortion
✅ Ensuring Your Music Sounds Great Across Headphones, Speakers, And Streaming Platforms

Yes ! We specialize in mastering electronic music, including Techno, Tech House, Deep House, Progressive House, Drum & Bass, and more. Our mastering process ensures your track has tight low-end, crisp highs, and powerful dynamics, making it sound great in clubs, festivals, and streaming platforms like Beatport, Spotify, and Apple Music.

Mixing is the process of combining multiple audio tracks into a final stereo version. We balance the levels, add effects, EQ, and create a cohesive sound. It’s about making every element of your song come together seamlessly.


Mastering is the final step where your mixed track is polished for playback across all devices and platforms. It ensures that your track sounds professional, loud, and clear on every listening platform.


Together, mixing and mastering are crucial steps to making sure your music sounds the best it can, whether you're distributing it digitally or physically.

We deliver high-quality mastered tracks within 48-72 hours. Need it faster ? Ask about our express mastering service for same-day delivery !

Yes ! We offer free mastering revisions to ensure you’re 100% satisfied. Let us know your feedback, and we’ll refine your track until it meets your vision.

TECHNICAL & SUBMISSION

For the best results, submit your mix as a WAV or AIFF file (24-bit or 32-bit, 44.1kHz or higher). Avoid sending MP3s, as they reduce audio quality and limit mastering potential.

Leave -3dB to -6dB of headroom in your mix. This prevents clipping and distortion, giving us the necessary space to apply professional mastering techniques.

Yes ! We specialize in mastering electronic music, including Techno, Tech House, Deep House, Progressive House, Drum & Bass, and more. Our mastering process ensures your track has tight low-end, crisp highs, and powerful dynamics, making it sound great in clubs, festivals, and streaming platforms like Beatport, Spotify, and Apple Music.

Mastering enhances your track, but it won’t fix major mix problems like unbalanced vocals or muddy bass. If needed, we’ll provide feedback so you can improve your mix before mastering.

PRICING & PAYMENT

Our professional mastering services start at 25€ per track. Discounts are available as mentioned above !

Yes ! We provide special bundle pricing for multiple songs. 

We accept PayPal and Bank Transfers. All transactions are secure and hassle-free.

We guarantee quality and free revisions if you’re not satisfied. Due to the nature of digital audio services, refunds are handled on a case-by-case basis.

DELIVERY & FINAL FILES

You’ll receive your mastered track in WAV and MP3 formats. Additional formats (AIFF, FLAC) are available upon request.

Yes ! We can deliver different versions for the same price :

✅ Radio Edits (Censored Versions)
✅ Full Versions

Yes ! We master your track to meet Spotify, Apple Music, YouTube, and Tidal’s Loudness Standards (LUFS), ensuring optimal quality and volume across all platforms.

Yes ! We offer specialized mastering for vinyl, CD, and club sound systems. Each format requires different processing to ensure the best possible playback experience.

LABELS

OUR CLIENTS

Many of our clients have released on these labels, so you can trust that your sound is in expert hands. Let us perfect your music with professional precision.

CLIENT TESTIMONIALS

WHAT PEOPLE SAY

We are fortunate to have worked with many producers.
Here’s what they’re saying about us.

SITE BLOG

LEARN MORE ABOUT MASTERING

INSTAGRAM
WHATSAPP
👉 +(33)650675112
MESSENGER