Every iPhone needs a few good free music mastering apps. We benchmark 201+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
Instantly transform your music into professional, radio-ready masters using advanced AI. This tool analyzes your tracks and allows you to communicate desired sound adjustments through text prompts, offering unlimited revisions and a variety of professional audio effects.
Master and distribute your music from anywhere. This app offers AI-powered audio mastering, distribution to over 150 streaming platforms, and real-time performance analytics. It also includes tools for stem separation, collaboration, and sharing your creative projects.
Create music on the go with this free app. Record vocals, make beats, and mix demos using a mobile DAW. Collaborate with others and access exclusive AI tools and distribution opportunities with an optional membership.
What are the best free music mastering apps for iPhone?
Audio Mastering - SoundBoost tops our free music mastering apps ranking as of July 2026, with a 4.6-star average from 100 App Store ratings, and it's free to download.
Does Audio Mastering - SoundBoost have ads or in-app purchases?
Audio Mastering - SoundBoost has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
How many free music mastering apps are on the App Store?
We track 201+ free music mastering apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
What is SoundBoost's pricing structure?
SoundBoost offers a free tier with in-app purchases for its subscription plans. Options include Unlimited Mastering Weekly for $6.99, Monthly for $16.99, and Yearly for $49.99.
How does SoundBoost's AI mastering work?
SoundBoost's AI analyzes your music's unique characteristics to apply professional mastering. You can also communicate desired changes using text prompts, which the AI translates into mixing and mastering decisions.