By Lukas_M Lukas_M
on Audio & Voice AI

songmastr

AI mastering that matches your mix to any reference

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songmastr
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Freemium

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What Is songmastr?

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songmastr is a web-based AI mastering service that lets you upload a mix and a reference track, then automatically masters your song to match the reference. Built on the open-source Matchering library, it analyzes and adjusts RMS, frequency response, peak amplitude, and stereo width to closely mirror your chosen track.

You can upload WAV or MP3 files up to 10 minutes and 80MB directly in the browser, with no software installation or registration required. The platform currently offers mastering for up to 7 songs per week for free, with additional usage available through paid credits. Files are stored only temporarily and deleted after a short period, helping keep your projects private and secure.

This makes songmastr a convenient solution for independent musicians, producers, and creators who need fast, competitive-sounding masters without deep mastering expertise.

Quick Snapshot

songmastr lets artists quickly achieve polished, reference-level masters without needing advanced mastering skills or expensive studio sessions. Its AI automatically matches loudness, tonal balance, and stereo width to your chosen reference track so your music can compete sonically.

Works on
  • Web
Pricing Model
Freemium — songmastr lets you master up to 7 songs per week for free, with additional usage unlocked via purchasable credits. Exact credit pricing details are not publicly specified.
Fits on
Affiliate Program
We could not identify an affiliate program.
API Availability
We could not identify whether an API is available.
Key Features
  1. Match your mix to any reference track
  2. Browser-based AI mastering with no signup
  3. Free weekly masters with secure file handling
Audience
  • independent musicians
  • music producers
  • beatmakers
  • content creators
  • DJs
  • home studio owners
URL
https://www.songmastr.com

Screenshot

songmastr

Key Features of songmastr

AI reference matching

Automatically matches your track’s sound to a chosen reference song using AI, targeting similar loudness, tonal balance, and stereo image.

Matchering engine

Built on the open-source Matchering library, adjusting RMS, frequency response, peak amplitude, and stereo width for accurate referencing.

Browser-based mastering

Runs entirely in your web browser with no software installation or registration required, enabling quick access from any compatible device.

WAV and MP3 support

Accepts both WAV and MP3 files up to 10 minutes and 80MB, making it easy to master a wide range of projects.

Free weekly quota

Allows up to 7 mastered songs per week for free, with additional processing available via paid credits.

Temporary file storage

Stores uploaded and processed files only for a short period before deletion, helping keep your music private and secure.

Use Cases for songmastr

Indie release mastering

Independent musicians can quickly master singles or EPs by matching their mixes to professional reference tracks, achieving competitive loudness and tonal balance without hiring a mastering engineer.

Beat and track polishing

Beatmakers and producers can give instrumentals a polished, ready-to-sell sound by aligning them with popular commercial tracks in their genre.

Demo and client previews

Producers and mixing engineers can create louder, more impressive demos or client previews in minutes, without setting up a full mastering chain.

Content and DJ mixes

Content creators and DJs can quickly master audio segments or edits so they sonically match existing tracks and sound consistent across platforms.

Frequently Asked Questions

What is songmastr and how does it work?

songmastr is an AI-powered online mastering tool that matches your track to a reference song. You upload your mix and a reference (WAV or MP3), and the AI adjusts loudness, tonal balance, and stereo width to create a mastered version similar to the reference.

Is songmastr free to use?

songmastr offers free mastering for up to 7 songs per week. If you need to master more tracks, you can purchase additional credits, although specific pricing details are not publicly listed in the provided information.

Do I need to install software to use songmastr?

No, songmastr is fully web-based and runs in your browser. You don’t need to install any software or even register an account to start mastering tracks.

What audio formats and limits does songmastr support?

songmastr supports WAV and MP3 files up to 10 minutes in length and 80MB in size, allowing you to master most songs and shorter projects directly online.

Is my music safe and private on songmastr?

According to the available information, songmastr stores your uploaded and processed files only temporarily and deletes them after a short period, helping maintain privacy and security for your music.

Does songmastr provide an API or integration options?

songmastr does not currently offer an API, so it is used directly through its web interface rather than being integrated into other apps or workflows.

songmastr · Our Verdict

songmastr delivers a focused, no-frills approach to AI mastering that’s especially useful for creators who work with reference tracks. The combination of browser-based access, free weekly masters, and clear reference-matching makes it a practical option for independent musicians and producers who want competitive results without learning the technical side of mastering.

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