Head-to-head · Audio Mastering Software
iZotope Ozone vs FabFilter Pro-L 2
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
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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 |
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| Cons |
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| 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 → |
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 →
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All audio mastering software comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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