StemMaster vs TonalBrain

StemMaster7.8Visit TonalBrain7.5Visit

Higher score StemMaster #4 in AI Audio Mixing Software 7.8/10 Paid ✓ 2 of 4 features Visit StemMaster

vs

TonalBrain #7 in AI Audio Mixing Software 7.5/10 Paid ✓ 3 of 4 features Visit TonalBrain

• StemMaster fits best

  One-pass AI stem mixing and mastering

• TonalBrain fits best

  Affordable plugin mixing across many DAWs

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Side by side

Feature	StemMaster 7.8/10 Visit ↗	TonalBrain 7.5/10 Visit ↗
At a glance
Editor score	7.8	7.5
Ranking	#4 in AI Audio Mixing Software	#7 in AI Audio Mixing Software
Best for	One-pass AI stem mixing and mastering	Affordable plugin mixing across many DAWs
Pricing model	Paid	Paid
Starting price	$99 one-time	$9 one-time
Free plan	—	—
Free trial	—	—
Deployment	Desktop	Desktop
Platforms	Windows, macOS	Windows, macOS
Support	Email, Docs	Email
Built for	Solo, Small business	Solo, Small business
Features StemMaster 2/4 · TonalBrain 3/4
DAW plugin	—	✓ (best)
Stem separation	—	Not checked yet
Automatic EQ	✓	✓
Automatic dynamics	✓	✓
Specs
Spatial processing	Stereo	Stereo
Maximum track count	Not checked yet	24 tracks
Plugin formats	Standalone	Vst
Our review
Pros	Combines stem balancing, automation, unmasking, ducking, and mastering Engine Notes explain processing decisions, with fast manual re-rendering Lifetime license with free updates across the 1.x series	Analyzes up to 24 tracks in a multitrack session Combines EQ, compression, de-essing, sidechain, and stereo processing Works with Ableton Live, Logic Pro, Pro Tools, and four other DAWs
Cons	Standalone only, without DAW plugin integration The optional LLM engine may add separate provider charges Designed for stereo processing rather than broader spatial formats	No free plan is available Analysis runs consume credits Sessions are limited to 24 tracks per run
Our verdict	StemMaster is a standalone desktop application for music producers and engineers who want AI-assisted mixing and mastering from individual song stems. It automatically balances levels and pans by stem role, applies EQ and compression, adds… Read the review →	TonalBrain is an AI-powered audio mixing plugin for music producers working in major digital audio workstations. It analyzes multiple tracks together to identify frequency masking and dynamic conflicts, then can apply EQ, compression,… Read the review →

Strengths and trade-offs

• StemMaster — where it wins

  • Combines stem balancing, automation, unmasking, ducking, and mastering
  • Engine Notes explain processing decisions, with fast manual re-rendering
  • Lifetime license with free updates across the 1.x series

  Where it doesn't

  • Standalone only, without DAW plugin integration
  • The optional LLM engine may add separate provider charges
  • Designed for stereo processing rather than broader spatial formats

• TonalBrain — where it wins

  • Analyzes up to 24 tracks in a multitrack session
  • Combines EQ, compression, de-essing, sidechain, and stereo processing
  • Works with Ableton Live, Logic Pro, Pro Tools, and four other DAWs

  Where it doesn't

  • No free plan is available
  • Analysis runs consume credits
  • Sessions are limited to 24 tracks per run

• StemMaster7.8/10 · Paid

  A focused standalone tool for one-pass AI stem mixing, mastering, and editable re-rendering.

  Visit StemMasterFull verdict →
• TonalBrain7.5/10 · Paid

  Affordable AI-assisted mixing with broad DAW support and credit-based pricing.

  Visit TonalBrainFull verdict →