Greetings,
I found this great extension for Chrome only works well and reliable don’t know if anybody has come across it you can read the reviews if your interested …very neat addon ( Again this extension is for chrome only)
Fingerprint Spoofing - Chrome Web Store
this one is also good
I wouldnt trust any extension of this kind. Just turn off fingerprinting if your scared 
I agree, i wouldnt be doing that. There is only a select few extensions you will ever need really.
The day I had a chat with someone who worked in biometrics, who stated ‘it’s useful technology in certain circumstance, but I don’t use it myself’ was the day I knew I’d be avoiding it. 
Tracking software to the already massive tracking tech out their.