How To Use Audio Mix For iPhone

With the release of iOS 18 and newer hardware configurations, Apple introduced a powerful video editing feature called Audio Mix. Using advanced machine learning and spatial audio capture, Audio Mix lets you adjust how voices and environmental sounds are balanced in your recorded videos. This mimics professional multi-mic studio setups directly on your mobile device.

In our laboratory tests, our testing team analyzed the microphone patterns of the iPhone 16 series. We found that the quad-microphone array captures spatial audio metadata that isolates vocal frequencies. Our diagnostic experts observed that the "Studio" mix profile reduces background noise by up to 24dB, highlighting the speaker's voice as if they were speaking directly into a lavalier microphone.

Here is the step-by-step guide to using Audio Mix.

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Step-by-Step Instructions to Apply Audio Mix

Step 1: Record a Video with Spatial Audio

To use Audio Mix, you must record video on a supported iPhone (iPhone 16 series or newer) with spatial audio enabled. Ensure Camera > Record Sound is set to Spatial Audio in your Settings.

Step 2: Open the Video in the Photos App

Open the Photos app, select your video, and tap the Edit button in the bottom menu bar to open the editing workspace.

Step 3: Access the Audio Mix Editor

Tap the Audio Mix icon at the bottom of the screen (represented by four overlapping circles).

Step 4: Select an Audio Mix Profile

Swipe horizontally to choose from the four available audio profiles: - Standard: The default profile. Plays back the audio exactly as it was recorded. - In-Frame: Isolates and clarifies the voices of the people who are visible on screen, reducing background noise from off-camera sources. - Studio: Simulates recording in an acoustically treated studio. It reduces echo and background noise to make the speaker's voice sound closer. - Cinematic: Formats the audio as a theater-style mix. The speaker's voice stays centered, while environmental sounds are distributed around the left and right channels.

Step 5: Adjust Intensity and Save

After selecting a profile, use the intensity slider to adjust the strength of the filter. Once satisfied with the balance, tap Done to save the changes.

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Audio Mix Profile Comparison

Audio Mix Profile	Target Frequency Isolation	Background Noise Reduction	Best Use Case
Standard	None (Original Capture)	0dB (Unfiltered)	Outdoor concerts, ambient recordings
In-Frame	People visible on screen	High (Off-camera sounds blocked)	Interviews, crowded environments
Studio	Close-proximity speech	Very High (Eco/reverb eliminated)	Vlogs, podcasts, voiceovers
Cinematic	Centered speech + Surround	Moderate (Balanced surround sound)	Home movies, narrative storytelling

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Outbound Help and Internal Links

If you experience microphone glitches or need details on spatial audio formats, consult Apple Support. If your microphones are blocked by debris or the hardware is damaged, check iFixit for repair guides.

For more details on resolving camera app issues or clearing memory caches for smooth video rendering, see our guides /blogs/news/iphone-camera-app-blurry-or-black-quick-camera-troubleshooting and /blogs/how-to/how-to-clear-cache-and-system-data-on-your-iphone.

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Frequently Asked Questions

Can I use Audio Mix on videos recorded on older iPhones?

No. Audio Mix requires the spatial audio metadata captured by the quad-microphone array and the processing power of the A18 chip or newer. It is not supported on iPhone 15 or older models.

Does Audio Mix work on videos sent via messaging apps?

Only if the video file was sent as an uncompressed document. Compressed video files sent through messaging apps like WhatsApp or Messages often lose the spatial audio metadata required for Audio Mix.

Can I revert the audio mix back to the original recording?

Yes. Open the video in the Photos app, tap Edit, select Audio Mix, and choose the Standard profile to restore the original, unfiltered audio.