Grain vs MasteringKit

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Grain compared with MasteringKit
Detail	Grain	MasteringKit
What it does	Endless ambient focus music generated live that never loops	Online AI mastering for finished songs with free preview and AI-powered adjustment
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 30 minutes daily play, 25-minute timer, all six themes. Grain Unlock: $19 once (plus tax where applicable) for unlimited play, longer timers (45, 60, 90 minutes), sleep timer, lock-screen playback, offline install, and all future themes.	Free: 30-second preview, 10 revisions with free account, no full-track download. Unlimited: $14/month or $43/year ($3.58/month), unlimited full-track exports, 20 revisions per track. Unlimited Plus: $22/month or $65/year ($5.42/month), everything in Unlimited plus unlimited revisions, full-length pr
Key features	Live-generated music that never loops Mood changes throughout the day Free 25-minute focus timer Background playback on iPhone lock screen Longer focus timers up to 90 minutes with unlock Sleep timer Offline install capability Works on any modern web browser No account or tracking required	Free 30-second mastered preview without signup Eleven mastering controls plus intensity setting and six-band EQ Six engineer styles as different starting points Plain-language prompt mastering with AI descriptions New version created for each adjustment, comparable while playing Batch mastering up to 10 tracks with Unlimited Plus Downloads as WAV 24-bit or MP3 320 kbps Accepts WAV, MP3, FLAC, AIFF, M4A, OGG files up to 1.5 GB and 22:30 long Priority render queue with Unlimited Plus plan Full-length preview available with Unlimited Plus
What makes it different	Never loops because music is generated live, not played from a recording One-time purchase with no subscription required Mood adapts to the time of day automatically No tracking or account needed to use Future themes included with unlock purchase	Free preview with no account required before paying AI-powered mastering styles as alternatives to hiring an engineer Plain-language adjustment descriptions instead of technical audio parameters Supports mastering of AI-generated songs Every revision saved and comparable while playing the track
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	0	6
Referring domains (Majestic)	0	1

5 details filled in for both companies.

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