MP3 Extractor - Video to Audio is an application designed for iPhone that specializes in extracting audio from videos. Users can select QuickTime (mov) and mp4 videos from the Photos app and Files app for extraction. The app allows customization of extraction time, file name, and output format. Supported audio formats include aiff, caf, flac, m4a, mp3, and wav. Users can also add cover art and artist names when extracting audio files in various formats.

In-app purchases offer additional features through auto-renewable subscriptions, priced at $4.99 per month. Subscriptions renew automatically unless canceled 24 hours before the current period ends. Users can manage subscriptions in their account settings. Privacy Policy and Terms of Use are available for reference. For troubleshooting, restarting the device may resolve issues with disappearing files or extraction errors. Feedback and suggestions for features and improvements are encouraged for prompt responses.