Songmastr

Overview

Songmastr is an online AI mastering tool for music creators, focused on "reference track matching" mastering. After users upload their own songs, they can also provide a reference track with a similar style, and the system will automatically optimize the target song for mastering based on the reference track's loudness, spectral characteristics, peak amplitude, and stereo width.

This tool is suitable for individual musicians, independent producers, and demo creators who have already completed a basic mix and want to quickly obtain a listenable finished product. Songmastr supports MP3 and WAV file formats, and offers a limited number of free processing sessions per week without registration. Its underlying technology is based on the open-source mastering matching project Matchering, making it more suitable for efficient reference comparison and basic pre-commercial processing, rather than replacing a complete manual mastering workflow.

Key Features

• AI Automatic Mastering

  • Automatically completes mastering optimization after uploading a song, reducing the manual adjustment process.

• Reference Track Matching

  • You can select or upload a reference track, and the system will perform matching processing based on the overall listening feel of the reference track.

• Multi-dimensional Audio Feature Alignment

  • The following elements are referenced during processing:
    • Loudness / RMS
    • Frequency response / spectral balance
    • Peak amplitude
    • Stereo width

• Supports Common Audio Formats

  • You can upload MP3 and WAV files for quick testing and export.

• Suitable for Demo and Pre-release Optimization for Independent Releases

  • Applicable to:
    • Demo polishing
    • Basic mastering before independent music release
    • Quick comparison of different reference styles

• Online Use, No Registration Required

  • The official website states that it can be used directly without creating an account first.

Pricing

According to the latest information on the official website, Songmastr offers both free and paid options:

• Free Version

  • 7 song mastering sessions per week
  • No registration required

• Paid Plan

  • A paid plan can be purchased after exceeding the free quota
  • The official website shows packages starting at $4

Specific quotas, limits, and latest pricing are subject to the official website page.

FAQ

• What preparations are needed before uploading?

  • The official recommendation is to complete a relatively mature mix before uploading it for mastering.
  • The mix file should retain a certain amount of dynamic headroom, usually around -6 dB headroom.
  • Moderate compression is acceptable, but do not add a limiter in advance; limiter processing should be left for the mastering stage.

• How should I choose a reference track?

  • The reference track should be as close as possible to the target work in style, genre, and atmosphere.
  • If you are processing an instrumental or pure music track, it is best to choose a non-vocal reference track to avoid a noticeable impact from vocals on the overall spectral balance.
  • If you upload your own reference track, you should ensure that the audio quality is good and that it is at a normal commercial release loudness level.

• Can it replace professional manual mastering?

  • Songmastr is more suitable for quick preview, basic optimization, and reference matching scenarios. For projects that require fine control and in-depth polishing to meet release standards, it is still recommended to combine it with professional manual mastering by an engineer.