Continue from your choice
Pick the moment the new material should start, such as the end of a chorus.
AI Music Extender
Extend your songs from any timestamp
Examples
ExamplesPulse Between Pages
Electro PopInstrumental
2:59
ExamplesKitchen Radio Summer
Retro SoulR&B
3:01
ExamplesHan River Countdown
K-popSynth Pop
0:28
ExamplesShibuya Encore
J-popJazz-Funk
2:59
ExamplesRed Thread Highway
Blues RockFemale Vocals
3:00
ExamplesHalf-Time Fireworks
Cinematic Hip HopInstrumental
2:59
finish the structure
Structure you can hear
When a demo stops before the song is finished, continue it instead of starting again.
A song's arc only makes sense in full. Extending a demo lets you hear whether the bridge earns the last chorus and whether verse two adds enough new information.
Continue from the end of a phrase for the smoothest join, and describe the next section if you want a change, such as a quieter bridge.
Demos often stop at the wrong moment: after one chorus, before the bridge, without an ending. The extender picks up from a point you choose and continues the song in the same style.
For writers, that means you can complete the structure you planned: verse two, bridge, last chorus, outro.
What the extender does
Same voice and sound
The continuation follows the style and vocal character of the demo.
Build section by section
Extend more than once to add verse, bridge and outro in turn.
Completing a demo
Plan the missing sections before you extend.
- 1
Mark what is missing
Write down the sections the demo still needs, in order.
- 2
Extend from a phrase end
Choose a continuation point where the music naturally breathes.
- 3
Listen through
Play the full song and check that the new sections serve the story.
When writers extend
Adding the bridge
Hear whether a bridge idea lifts the final chorus.
A proper ending
Replace an abrupt stop with an outro that resolves the song.
Full-length pitch demos
Turn a short sketch into a complete song for pitching.
Extension tips
Join at a phrase end
Mid-phrase joins are more noticeable; wait for a natural pause.
Describe the change
Say 'quieter bridge' or 'final chorus with more energy' when you want a shift.
Re-read the lyric
Make sure the new sections still fit the story you are telling.
Extender questions
Does extending change the part I already have?
The aim is to keep the audio up to your chosen point and add new material after it.
Do I need a plan to extend?
Extension needs an active plan or purchased credits.
Can I extend several times?
Yes. Each pass builds on the previous version.
Can I extend an uploaded demo?
Yes, if you own it or have permission to adapt it.
Give your demo the ending it needs
Choose where the song should continue and hear the rest of it take shape.
Extend a song