Choose a loop-ready file
Upload a clip whose beginning and ending can follow each other naturally.
Free Audio Looper and Extender
Audio Looper and Extender
Make a short audio file last as long as you need. Choose the target duration, add a crossfade, preview the result, and download the extended track.
Use the toolExtend audio without obvious repeat points
Set the final length and listen where each repeat joins. A short crossfade often removes clicks while keeping the rhythm intact.
Use the toolSet the repeat count
Choose how many copies are needed to reach approximately the duration you want.
Add a small crossfade
Blend adjacent copies when the join clicks or feels too abrupt.
Listen across several joins
Preview the start, middle, and end before downloading the extended file.
Ways to extend short audio for real projects
Repeating audio works best when the source is designed or edited to loop.
Background ambience
Repeat a short room tone, rain bed, or environmental texture for a longer edit.
Practice rhythm
Extend a drum pattern or metronome-like phrase for rehearsal.
Hold or installation audio
Create a longer continuous bed from a short approved source before combining it with announcements.
Keep repeated audio from sounding mechanical
Multiply before processing
The approximate duration equals the source length times the repeat count, with small changes from crossfades.
Long output files grow quickly
A high repeat count can create a large WAV file, especially from long or high-quality sources.
Variation may be better
For long listening sessions, joining several related loops can sound less repetitive than copying one clip many times.
Looper and Extender FAQ
How many times can I repeat the audio?+
Choose between 1 and 100 repetitions.
What is the crossfade for?+
It blends a short section between copies to reduce a noticeable seam.
Why is the output file large?+
Repeating a clip increases duration, and WAV files retain substantial audio detail.
Can this make any song loop perfectly?+
No. The source still needs compatible start and end points for a convincing repeat.