Professional mastering in 4 clicks. Fix the 350Hz mud, hit -14 LUFS for Spotify, and make your AI music sound like it belongs.
3 free tracks/month. No credit card required.
Optimized for every streaming platform
Streaming Platforms Reject Them.
Every Suno v5 track has the same muddy, boxy sound baked in. You can hear it - that thick, muffled quality that screams "AI made this." It's fixable, but not with a regular EQ.
Ever notice your track sounds quieter than every other song on Spotify? That's because streaming platforms have strict volume standards. Upload without matching them and your track gets crushed - quiet, flat, lifeless next to everything else in the playlist.
Play your Suno track on headphones, then play a real Spotify release. Hear how the real one fills the space - instruments spread wide, vocals up front? Your AI track sounds like everything's squeezed into a tiny box. That's the stereo problem.
You spent hours crafting the perfect prompt. The AI delivered something amazing. But when you upload to Spotify, it sounds like it was recorded in a cardboard box. Your fans deserve better.
No audio engineering degree required
Drag and drop your Suno export. We accept WAV, MP3, and FLAC up to 20 files at once.
Choose how much processing to apply. Our Suno v5 preset automatically fixes the 350Hz mud.
Widen the stereo image and add depth. Hear the difference with real-time A/B preview.
Apply subtle saturation for analog warmth. Export at perfect loudness for any platform.
Same raw AI track. One untouched, one mastered with Mastera. Toggle between them.
All tracks generated with AI and mastered in under 60 seconds with Mastera default settings.
Try It With Your Own Track - FreeEvery feature designed with Suno users in mind
Generic mastering tools don't know what Suno sounds like. We do. Our engine was trained on thousands of Suno v5 tracks to target the exact frequencies that make AI music sound "off." One click, and the muddiness is gone.
Press A/B to toggle. Loudness-matched for fair comparison.
Toggle between your original and the mastered version in real time. We match the volume so you're hearing actual quality improvements - not just "louder = better." You'll know in two seconds if it's working.
Every streaming platform has its own volume rules. Get them wrong and your track sounds quiet next to Drake, or gets distorted on Apple Music. Pick your platform - Spotify, Apple Music, YouTube - and we automatically nail the specs so your music holds its own in any playlist.
Finished a 10-track EP this weekend? Upload all of them at once. Apply the same settings across every track for a cohesive album sound, or dial each one individually. Download as a ZIP and ship to DistroKid.
No credit card required to get started
Cancel anytime. No credit card for free tier. 30-day money-back guarantee.
"I love It! Because i'm no engineer so for me its abracadabra hahaha but Mastera is so easy to use, anyone can do it"
"I create 10+ tracks per week for my YouTube videos. The batch processing alone saves me hours. And my tracks actually sound professional now."
"I have zero audio engineering knowledge. With Mastera, I just move three sliders and my tracks sound like they belong on Spotify. It's magic."
Not at all. Mastera was designed for musicians, not engineers. Our presets handle the technical stuff. You just move sliders until it sounds good to you.
Yes! While we have specific optimization for Suno v5's audio characteristics, Mastera works great with any audio source - Udio, Stable Audio, or traditional recordings.
Upload: WAV, MP3, FLAC, AIFF up to 100MB per file. Download: WAV (16 or 24-bit) and MP3 (320kbps). Pro users can batch download as a ZIP.
DistroKid's mastering is generic. Mastera is specifically tuned for AI-generated music, with corrective EQ for common AI audio issues like the Suno 350Hz mud. Plus you can preview before you commit.
Absolutely. No contracts, no commitments. Cancel your Pro subscription anytime and keep using the free tier. We'll even keep your mastered tracks in your account.
Upload a track, move three sliders, hear the difference. If it doesn't sound noticeably better in under a minute, you've lost nothing. 3 tracks free - no credit card, no commitment.
No credit card required. Cancel anytime.