Audio Trim
Free online audio trimmer to cut audio files precisely. Set start and end times, trim MP3 WAV AAC OGG FLAC M4A without quality loss.
How do I trim an audio file?
Upload your audio file, set the start and end times using the timeline or input fields, choose your preferred output format, and click Trim. The tool will extract only the selected portion of your audio.
Is this audio trimmer completely free?
Yes, our audio trimmer is 100% free with no file size limits, no watermarks, no registration required, and unlimited use. All features are available without any hidden costs.
Will trimming reduce my audio quality?
No. The tool uses lossless extraction when possible, preserving the original audio quality. For formats that require re-encoding, we use high-quality encoding settings to minimize any quality loss.
What audio formats are supported?
The trimmer supports all major audio formats including MP3, WAV, AAC, OGG, FLAC, and M4A for both input and output. The default output format matches your input file format.
Is my audio file uploaded to a server?
No. All processing happens locally in your browser using WebAssembly technology. Your audio files never leave your device, ensuring complete privacy and security.
How precise is the audio trimming?
You can set start and end times with decimal precision down to milliseconds, allowing frame-accurate trimming. The timeline provides visual feedback for precise selection.
Can I trim large audio files?
Yes, the tool can handle large audio files efficiently. Processing speed depends on your device's performance and the file size, but most files are processed within seconds.
Do I need to install any software?
No installation required. This is a web-based tool that runs entirely in your browser. Simply visit the page and start trimming your audio files immediately.
Can I use this on mobile devices?
Yes, the audio trimmer is fully responsive and works on smartphones, tablets, and desktop computers. The interface adapts to your screen size for optimal usability.
How does the audio trimmer work?
The tool uses WebAssembly to decode your audio file in the browser, extracts the selected time range, and re-encodes it to your chosen format. All processing happens client-side without server uploads.
Can I trim multiple audio files at once?
Currently, the tool processes one file at a time. You can trim multiple files sequentially by repeating the process for each file.
What is the maximum file size supported?
There is no hard limit on file size. However, very large files (over 1GB) may take longer to process and require more browser memory.
Can I preview the trimmed audio before saving?
Yes, you can preview the selected portion before trimming. Use the play button to listen to the trimmed section and ensure it meets your requirements.
Is my data safe and private?
Absolutely. Since all processing occurs locally in your browser, your audio files are never transmitted over the internet. Your data remains completely private and secure on your device.