On headphones
On speakers
Online demo
Download trial
How it works
Neutral sound on your speakers
Reference 4 is a software that removes unwanted sound coloration and delivers the same accurate studio reference sound on all headphones and monitors using Sonarworks SR technology.
Available on
Windows 
Mac
How it works
Neutral sound on your speakers
Reference 4 is a software that removes unwanted sound coloration and delivers the same accurate studio reference sound on all headphones and monitors using Sonarworks SR technology.
Available on
- Windows
- Mac
You will need a measurement mic
Use Sonarworks XREF20 measurement mic or other measurement microphone with an individual calibration profile.
Sonarworks XREF20 measurement mic
Sonarworks XREF20 microphone is an individually calibrated professional measurement that allows measuring with great precision.
Easy workflow
Apply correction using the plugin in your favorite DAW or use the Systemwide app to correct sound from any source on your computer.
Reference 4 DAW Plugin
Compatible with any host application supporting VST, AU, or AAX plugins.
DAW Plugin use cases
- Live instrument recording
- Using MIDI controllers
- Whenever the lowest possible latency is needed
- Mixing and mastering
Reference 4 Systemwide
Application for Mac or Windows that calibrates all system’s audio sources. Works as a virtual audio driver.
Systemwide use cases
- Music listening on music and video apps, browsers
- Mixing and mastering
Reference 4
Studio Edition
Download trial
Fully functional / No credit card required
What's in the box
- 200+ Headphone profiles
- Reference 4 Systemwide app
- Virtual audio driver
- Reference 4 DAW plugin (AU, VST, AAX)
- Reference 4 Measure app
- Can be activated on 3 devices
- XREF20 measurement mic (only with Studio Edition with mic)
You will need
- Mac: macOS 10.12 or later
- PC: Windows 7 or later
- Hardware: 2 GB RAM; 1024x768 display
- Sonarworks supported headphones or Sonarworks individually calibrated headphones
- Measurement microphone (included with the Reference Studio Edition + mic bundle)
- Audio interface with phantom power for XLR microphones
- XLR Microphone cable
To ease your concerns
If you have any questions, we’d be happy to answer them by writing us at support@sonarworks.com.
Can I try it before I buy it?
Sure! You get a free 21 day trial to get up and running with our software. Use this time to check if Reference 4 fits into your workflow and improves your work. Let us know how it goes by writing us at hello@sonarworks.com.
What if I buy Reference 4 but I don't like it or it doesn't meet my expectations?
No questions asked! We grant a 15-day money-back guarantee on any digital item or a 14-day money-back guarantee on any shippable item (pre-calibrated headphones and measurement mic) you buy at Sonarworks online store.