Voice & audio

MasteringKit

Online AI mastering: drop in a mix, hear it mastered in about a minute, then shape it with controls or a sentence. Supports WAV, MP3 and more.

Offers

Free 30-second AI mastering preview with no signup; free accounts get 10 extra revisions per track

Eligible plans: Free preview tier; full downloads on Unlimited / Unlimited Plus
Eligibility: Available worldwide; preview needs no signup, free account unlocks extra revisions
Benefit duration: Free preview and revisions follow current site rules; full download requires a paid plan
Renewal terms: Unlimited about $3.58/mo billed yearly; Unlimited Plus about $5.42/mo billed yearly; cancel anytime

Independent musicians, producers, and anyone releasing AI-generated tracks who wants a quick mastering preview before download.

Open masteringkit.com, drop in a mix for a free 30-second mastered preview with no signup, then subscribe only if you want the full-track download.

Sources