Audio Looper & Extender

Key Features

• Smart Looping: Enter a target time (e.g., 1 Hour), and the tool automatically calculates how many times to repeat the file.
• Trim & Loop: Cut off silence or intros *before* looping using precise HH:MM:SS inputs. Essential for seamless rain or noise loops.
• Stream Copy Technology: We use advanced stream copying to join files without re-encoding, preserving 100% quality.
• Gapless Playback: Creates a single, continuous MP3 file suitable for YouTube sleep videos.
• Format Friendly: Accepts MP3, WAV, M4A, and video files (extracts and loops audio).
• No Watermark: 100% free for personal and commercial use.

How do I use it?

It's simple: Step 1: Upload your Audio. Step 2: Set the Target Duration (e.g., 1 Hour). Step 3: (Optional) Set Trim times. Step 4: Click "Create Loop".

How do I download?

Once processed, click the large Download MP3 button to save your long audio file.

Is this tool free?

Yes, this tool is 100% Free. Create long mixes for YouTube, meditation, or focus without paying for software.

What files can I upload?

You can upload any standard audio file (MP3, WAV, OGG, M4A) or even video files (MP4) to extract and loop the sound.

Privacy & Security

Your privacy is our priority. Since this tool runs Client-Side (in your browser), your media files are never uploaded to our servers.