How to Master a Cover Song Recorded on iPhone
Published · updated · by Loopin
Mastering a cover song recorded on iPhone combines two separate sets of considerations — how to approach mastering a cover, and how to handle the specific issues common to phone recordings. Neither should get skipped for the other.
Address the phone recording issues first
Before thinking about the original song's mastering conventions, handle what's specific to the recording itself — check for background noise, confirm the mic didn't clip anywhere, and address any frequency response limitations common to phone microphones. Get the raw recording as clean as possible first.
This ordering matters because cover-specific mastering decisions are easier to make once you're working with a genuinely clean source, rather than trying to solve two categories of problems simultaneously.
Then decide your relationship to the original
Use the original recording as a general reference for balance, not an exact target to match — especially since your phone-recorded version has a fundamentally different sonic character than a studio original. Master for what you actually captured, informed by but not chained to the source material.
A stripped-down phone recording of a full-band original, for instance, should probably master more like an intimate acoustic version than an attempt to replicate the original's full production.
Compensate for what the phone mic didn't capture
Phone recordings often need more deliberate EQ correction than a studio original would — a touch more warmth in the low-mids to compensate for a naturally thinner-sounding source, careful attention to any harshness the mic may have introduced. This is more active correction than you'd typically apply to already well-recorded source material.
This isn't specific to the cover context — it's the same phone-recording compensation that applies to any iPhone-recorded music, layered on top of your cover-specific decisions.
Match loudness to the genre your version actually is
A stripped-down phone-recorded cover of a pop song should generally master more like a folk or acoustic track — quieter, more dynamic — regardless of what loudness convention the original studio version used. The recording context and arrangement matter more than the source genre label.
−14 to −18 LUFS is a reasonable range for most intimate, stripped-down cover recordings, with the specific number depending on how dynamic and quiet the actual performance is.
Final check: does it hold up as its own thing?
Listen to the finished master without comparing it directly to the original, and ask whether it sounds like a complete, intentional piece of music on its own terms — not just a rough phone recording of someone else's song. A cover recorded and mastered well should stand independently.
If it only sounds acceptable in direct comparison to the original and falls apart heard alone, that's worth another pass addressing either the phone-recording issues or the cover-specific mastering decisions above.
Frequently asked questions
Should I fix recording issues or match the original first when mastering an iPhone-recorded cover?
Fix the phone recording issues first -- noise, clipping, frequency response limitations. This gives you a clean source to then make cover-specific mastering decisions from, rather than solving both categories of problems at once.
What loudness should a phone-recorded acoustic cover be mastered to?
Around -14 to -18 LUFS is reasonable for most intimate, stripped-down cover recordings, regardless of what loudness convention the original studio version used -- the arrangement and recording context matter more than the source genre.
Does an iPhone-recorded cover need different mastering than one recorded in a studio?
Yes, it typically needs more active EQ correction to compensate for the phone mic's frequency response and any noise, in addition to the usual cover-specific mastering decisions about matching or diverging from the original.