Unleash your inner audio maestro with AudioExtractor and AudioChanger, the all-in-one audio editing powerhouse! Effortlessly extract, trim, transform, and convert audio from videos and other audio files.  AudioExtractor lets you pull audio from any video, saving it as mp3, aac, or wav.  Need a custom ringtone or sound effect?  The integrated AudioCutter lets you precisely trim and reformat audio.  Plus, the ChangeAudio feature allows seamless audio track replacement within your videos.  Boasting a clean, intuitive interface, this app is a game-changer for audio editing enthusiasts of all levels. Download now and start crafting exceptional audio experiences!

Key App Features:

- **Video-to-Audio Extraction:** Extract high-quality audio from any video file, selecting either the entire track or a custom segment.

- **Audio Trimmer & Format Changer:** Trim and convert audio files to mp3, aac, and wav formats.  Preview your edits before saving.

- **Audio Track Replacement:**  Replace a video's original audio with a new track.  Loop and preview your changes with ease.

- **Audio Conversion:** Convert audio files between mp3, wav, and aac formats.

- **Background Processing & Notifications:**  Continue using your device while audio extraction or conversion happens in the background.  Receive notifications upon completion.

- **Effortless Sharing:**  Share your creations directly from the app via your preferred social media platforms or messaging apps.

In short, this app provides a streamlined workflow for audio and video manipulation.  Its diverse format support and precise editing capabilities, combined with convenient background processing and sharing features, create a seamless and efficient user experience.  Whether you're a seasoned editor or just starting out, this app is an invaluable tool for your audio and video projects.