Music Extension
Upload audio or select from your library
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Sample: Original Track
Demo, Sample • 2:51
Your lyrics will continue from this point
🎧 This is a demo preview. Upload your audio or sign in to try it yourself!
Original Track
·Source audio

Sample: Original Track
2:51
Extended Version
·AI-generated continuation

Sample: Extended Version 1
4:51

Sample: Extended Version 2
4:51
AI Music Extender
Upload a song or audio file and create a natural continuation that matches its tempo, key, mood, and instrumentation. Choose the extension point, review the generated versions, and download the one that fits.
Extend Any Song or Audio Track with AI

Match Tempo, Key, and Instrumentation
The AI music extender analyzes the source track's rhythm, harmony, mood, and instrument palette before creating a continuation. The result is designed to follow the original song instead of repeating a short loop or adding an abrupt fade.
Choose Where the New Section Begins
Select the point where BeatMelo should continue the track, then use Quick Mode or more detailed controls to guide the new section. Starting near a natural phrase boundary usually creates the smoothest transition.


Compare and Download New Continuations
Preview the original and extended versions together, compare the available continuations, and download the result that best fits your video, game, podcast, or music project. You can extend again when you need a different direction or more runtime.
How to Use the BeatMelo Music Extender
Select Your Song
Choose a track from your music library or upload MP3, WAV, FLAC, or AAC (10 seconds to 8 minutes). The AI music extender works best when you pick a continuation point around 80-90% of the original duration for smooth transitions. Preview the waveform to confirm the starting timestamp before extending.
Customize Settings
Pick Quick Mode for AI-generated lyrics or Lyrics Mode for exact control. Adjust style weight, creativity, and audio match sliders to balance originality versus fidelity. Set vocal gender preference, exclude unwanted instruments with negative tags, and review estimated credit cost. Default settings work well for most tracks, but fine-tuning gives pro-level results.
Generate & Download
Click extend; typical processing takes 1-3 minutes. Once complete, preview the extended version alongside the original to verify seamless transitions. Download high-quality WAV or MP3 for your DAW, video editor, or streaming platform. Files are stored temporarily, so grab your preferred takes right away.
BeatMelo Music Extender FAQ
Ready to Extend Your Music with BeatMelo?
Make a song or audio track longer with a new continuation that follows its original style. Choose the transition point, compare the results, and download the version that fits your project.