Audiobook Mastering: Professional Sound for Every Word

Ready to get going straight away? Upload your audiobook here.

Make Your Audiobook Stand Out With Clear, Polished Audio

Your audiobook is more than just a story—it’s an experience. To captivate your audience, every word must sound crisp, consistent, and professional. Our Audiobook Mastering Service ensures your narration meets industry standards while delivering a polished and immersive listening experience. Whether you’re publishing on Audible, ACX, or any other platform, we’ll make your audiobook shine.

What Is Audiobook Mastering?

Audiobook mastering is a specialized process that refines your recorded audio, ensuring it’s clear, consistent, and meets platform requirements. From adjusting volume levels to removing background noise, mastering enhances the overall quality of your narration while complying with technical specifications like those required by ACX (Audible).

Our Audiobook Mastering Process

1. Audio Cleanup

We remove any distracting background noise, clicks, pops, or hums to create a clean listening experience.

2. Equalization (EQ)

We adjust the tonal balance to ensure your voice sounds warm, natural, and easy to listen to over long durations.

3. Compression and Consistency

We apply dynamic range compression to smooth out volume fluctuations, ensuring consistent levels throughout your audiobook.

4. Loudness Optimization

Your audiobook will meet ACX, Audible, and other industry-standard requirements for RMS and peak levels.

5. File Splitting (Optional)

For multi-chapter audiobooks, we split and label files according to your specifications, ready for upload.

Why Choose Our Audiobook Mastering Service?

  • Platform-Ready Audio: We ensure your audiobook meets the technical requirements of Audible, ACX, or any other platform.
  • Polished Sound: Enhance the clarity, warmth, and consistency of your narration to captivate listeners.
  • Detailed Attention: From noise reduction to tonal adjustments, every detail is refined for professional results.
  • Quick Turnaround: Get your mastered audiobook files back in as little as 3–5 business days.

Preparing Your Audiobook for Mastering

To ensure the best results, follow these guidelines when submitting your audio:

  • File Format: 24bit WAV preferred (16bit accepted).
  • Clean Edits: Submit edited audio (e.g., with retakes and errors removed).
  • Noise Reduction: Basic noise removal before submission is helpful but not required.
  • Headroom: Leave -3dB to -6dB of headroom to avoid clipping.

Pricing

  • Single Chapter/Short Audiobook: £50 per chapter (up to 30 minutes)
    Perfect for short stories or single-chapter submissions.
  • Full Audiobook Mastering: Starting at £200 (up to 3 hours of audio)
    For longer works, we offer comprehensive mastering and optional file splitting.
  • Custom Projects: Contact us for pricing on audiobooks exceeding 3 hours or requiring specialized services.

How It Works

  • Upload Your Audio Files
    Use the WeTransfer button below to send us your recordings, along with any specific notes or requirements.
  • Mastering & Preview
    We’ll master your audiobook and send you a sample for feedback and approval.
  • Approve & Download
    Once approved, we’ll deliver the final mastered files via WeTransfer, ready for upload to your chosen platform.

What You’ll Receive

  • Mastered Audio Files
    Professionally mastered files that meet platform requirements.
  • Platform-Ready Levels
    Audio optimized for ACX, Audible, and other audiobook distributors.
  • Polished Narration
    Clear, consistent, and engaging sound that enhances your story.
  • Noise-Free Listening
    Removal of distracting artifacts like clicks, hums, and pops for a clean final product.
  • Chapter Splitting and Labeling (Optional)
    Organized and properly labeled files, ready for upload.

Success Stories

Affordable & effective...

Makai from Product London has really helped me build a steady and meaningful following on Instagram. Through their service I have been able to engage with real followers and promote my content. The service is affordable, effective and they address any issues quickly.

Burke Hold Dear

Musician

Followers that turn into buyers!

Product London have been amazing at growing my account with followers organically. More importantly, these followers have turned into buyers at my online record store. They've achieved better results than paid ads and are a lot more affordable. Their customer service is super friendly and always reply to my queries quickly.

Record Store Bloke

Online Store

Frequently Asked Questions

We master audiobooks for all major platforms, including Audible, ACX, Google Play Books, and others.

Can you handle multi-chapter audiobooks?

Yes! We can master and split multi-chapter audiobooks, organizing them for easy upload.

How long does the process take?

Most audiobooks are mastered and delivered within 3–5 business days, depending on the length and complexity.

Do you edit audiobooks as well?

Our mastering service focuses on polishing audio quality. If you need editing (e.g., removing mistakes, rearranging content), we offer that as an additional service—contact us for details.

What happens if my audiobook doesn’t meet ACX standards?

We guarantee your audio will meet ACX standards. If revisions are needed, we’ll address them promptly at no additional cost.

Let’s Perfect Your Audiobook

Your story deserves to be heard with clarity and professionalism. Let us help you create a high-quality audiobook that captivates your audience and meets platform standards.

Ready to get started? Upload your audiobook below!