AI-powered online mastering with unlimited free previews and pay-per-track or subscription pricing.
VST3not supportedAUnot supportedAAXnot supportedCLAPnot supportedWINnot supportedMACnot supportedLNXnot supported+ Web
Checked September 2026
LANDR Mastering is best for artists who want fast pay-per-track AI mastering with no subscription required; FabFilter Pro-L 2 is best for transparent, loud mastering-grade limiting. LANDR Mastering starts at $10 one-time (per track) and FabFilter Pro-L 2 at $199 one-time.

AI-powered online mastering with unlimited free previews and pay-per-track or subscription pricing.
Loudness limiter with eight limiting algorithms and true peak limiting for mastering.
| LANDR Mastering | FabFilter Pro-L 2 | |
|---|---|---|
| Best for | artists who want fast pay-per-track AI mastering with no subscription required | transparent, loud mastering-grade limiting |
| Starting price | $10 one-time (per track) | $199 one-time |
| Free version | No | No |
| Free trial | Yes | Yes |
| Formats | Web app | VST3, AU, AAX, CLAP |
| OS | Web | Windows, macOS |
| Key features | Unlimited free mastering previews before you pay, MP3, WAV, and HD WAV exports, Unlimited revisions per master, Reference mastering (match a target track), LANDR Studio subscription bundles unlimited mastering with distribution and plugins | Eight limiting algorithms, True peak limiting with loudness metering (EBU R128, ITU-R BS.1770-4, ATSC A/85), Up to 32x linear-phase oversampling, Dolby Atmos support up to 9.1.6, External sidechain triggering |
| Developer | LANDR | FabFilter |