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Head-to-head · Audio Mastering Software

iZotope Ozone vs FabFilter Pro-L 2

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score iZotope Ozone #1 in Audio Mastering Software 9.4/10 10-day trial Free trial✓ 0 of 3 features Visit iZotope
FabFilter Pro-L 2 #5 in Audio Mastering Software 8.7/10 30-day trial Free trial✓ 0 of 3 features Visit FabFilter

iZotope Ozone leads on 0 checks, FabFilter Pro-L 2 on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreiZotope Ozone · 9.4/10
  • Free trialboth

iZotope Ozone scores higher on our rubric for audio mastering software: 9.4 against 8.7 out of 10; our editors rank them #1 and #5.

iZotope Ozone is the better fit for full-featured professional mastering. FabFilter Pro-L 2 is the better fit for precise limiter and immersive mastering.

  • iZotope Ozone fits best

    Full-featured professional mastering

  • FabFilter Pro-L 2 fits best

    Precise limiter and immersive mastering

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature iZotope Ozone 9.4/10 Visit ↗ FabFilter Pro-L 2 8.7/10 Visit ↗
At a glance
Editor score 9.4 8.7
Ranking #1 in Audio Mastering Software #5 in Audio Mastering Software
Best for Full-featured professional mastering Precise limiter and immersive mastering
Pricing model Paid Paid
Starting price $55 one-time —
Free plan — —
Free trial 10 days 30 days
Free trial length 10 days 30 days
Deployment Desktop Desktop, Mobile
Platforms macOS, Windows Windows, macOS, iOS
Integrations 12 integrations 5 integrations
Features iZotope Ozone 0/3 · FabFilter Pro-L 2 0/3
Stereo processing Not checked yet Not checked yet
Album sequencing Not checked yet Not checked yet
Batch processing Not checked yet Not checked yet
Specs
Workflow type Not checked yet Plugin
Loudness standards Not checked yet EBU R128, ITU-R BS.1770-4, ATSC A/85, TR-B32
Supported plug-in formats AAX, AU, VST3 VST, VST3, Audio Units, CLAP, AAX Native, AudioSuite
Delivery formats Not checked yet Not checked yet
Our review
Pros
  • Advanced includes 20 mastering modules and individual component plugins
  • Stem EQ separately processes vocals, bass, drums, and instruments
  • Supports major DAWs through AAX, AU, and VST3 formats
  • Eight limiting algorithms with true-peak and loudness metering
  • Up to 32x oversampling, dithering, and configurable loudness targets
  • Supports surround and Dolby Atmos processing up to 9.1.6
Cons
  • Advanced costs $499 one-time
  • No free plan is offered
  • Available for macOS and Windows hosts only
  • No free plan is available
  • Desktop pricing may vary by currency or region
  • Plugin workflow requires a compatible host or AUv3 iPad setup
Our verdict

iZotope Ozone is a mastering software suite for musicians, producers, and audio engineers who need tools for shaping and finalizing music. Ozone 12 covers equalization, dynamics, compression, limiting, stereo imaging, saturation, loudness…

Read the review →

FabFilter Pro-L 2 is a professional true-peak limiter plug-in for mixing and mastering. It is aimed at mastering engineers, mixing engineers, music producers, and other audio professionals working with mono, stereo, surround, or immersive…

Read the review →
  1. iZotope OzoneAudio Mastering Software 9.410-day trial
  2. FabFilter Pro-L 2Audio Mastering Software 8.730-day trial

Strengths and trade-offs

  • iZotope Ozone — where it wins

    • Advanced includes 20 mastering modules and individual component plugins
    • Stem EQ separately processes vocals, bass, drums, and instruments
    • Supports major DAWs through AAX, AU, and VST3 formats

    Where it doesn't

    • Advanced costs $499 one-time
    • No free plan is offered
    • Available for macOS and Windows hosts only
  • FabFilter Pro-L 2 — where it wins

    • Eight limiting algorithms with true-peak and loudness metering
    • Up to 32x oversampling, dithering, and configurable loudness targets
    • Supports surround and Dolby Atmos processing up to 9.1.6

    Where it doesn't

    • No free plan is available
    • Desktop pricing may vary by currency or region
    • Plugin workflow requires a compatible host or AUv3 iPad setup
  • iZotope Ozone9.4/10 · 10-day trial

    A broad professional mastering suite with AI assistance, deep editing, and reference tools.

    Visit iZotopeFull verdict →
  • FabFilter Pro-L 28.7/10 · 30-day trial

    A deep mastering plug-in for engineers who need control beyond basic limiting.

    Visit FabFilterFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update