Sped up song maker for fast, higher-pitched edits

Start with the Sped up preset, then adjust speed while a selected passage loops.

1. Drop your audio file or tap "Try a demo track". Playback starts in the browser. Processing stays on your device, so the file is never uploaded.
2. Choose Sped up and adjust the speed slider. Pitch rises with speed. Drag across the waveform to select a clip, then listen to that loop while changing settings. Use the separate pitch slider if the vocal gets too high.
3. Compare and download. Switch between Effect and Original to check the change. Select MP3 or WAV, and download either the selected clip or the full track.

Start with a chorus that includes both vocals and drums. An instrumental intro will not reveal whether consonants become rushed.

Use 115-135% speed as a starting range, with the lower end preserving clearer words and the upper end producing a sharper vocal shift.

These are starting points, not targets every song must reach. Dense rap can become difficult to follow before 125%. A sparse pop chorus may tolerate more speed.

For reference, 100 BPM becomes 115 BPM at 115% speed. Judge the new groove as well as the vocal: quick hi-hats can turn into a continuous hiss.

Offset the speed-induced pitch rise with a negative pitch adjustment to keep the vocal closer to its original register.

At 115% speed, start around -2.4 semitones on the separate pitch slider. That control changes pitch while keeping the current tempo. Listen to held vowels and backing harmonies, not just the kick drum. Those sounds expose grainy or wavering processing more clearly.

Do not keep lowering pitch to fix every artifact. If consonants smear, reduce speed first. Strong correction can change vocal texture even when the notes return to their original register.

For pitch changes without a faster beat, use the dedicated pitch changer instead.

Sped up describes a faster version of any recording; nightcore usually points toward a brighter, more strongly raised vocal sound, often with dance production.

There is no single percentage that separates them. A modest acceleration of an acoustic song is still a sped up edit. A larger pitch lift over driving electronic drums sits closer to the familiar nightcore sound.

Choose by the source material rather than the label. If the hook already sits high, extra pitch can make it piercing. Compare the nightcore editing approach when that pronounced vocal lift is the goal.

Compare the loudest chorus with Effect and Original before downloading, especially if you have added bass boost.

Speed is not a cure for a distorted source. Crackle, clipped vocals, and harsh cymbals can become more distracting when pushed higher. Keep reverb low while checking the edit so its tail does not hide rough consonants.

A limiter can catch peaks in a finishing editor, but it cannot repair distortion already printed into the recording. Skip extra bass if the kick already sounds crushed.

WAV avoids another lossy encoding stage. MP3 is useful for a smaller delivery file. Neither export format restores detail missing from the source.

Select a passage that starts on a clear beat and includes the lyric or instrumental hook your video needs.

Drag across the waveform and let the clip loop while you tweak. Listen across the loop boundary: a chopped consonant or reverb tail can make an otherwise good edit feel abrupt. Leave enough space for the first word to speak clearly.

Check the edit against your actual cuts before exporting. Faster music changes where accents land, so an edit matched to the original beat may need trimming again.

Avoid stacking every effect. Start with speed alone, then add only what serves the clip. The audio effects collection offers other directions when acceleration is not the right fit.

A speed or pitch change does not change who owns a song, and platforms may mute or claim edits of someone else's recording.

For an original, make a track with SoundUser through the short-video song generator, then bring the resulting audio into this tool.

Try this full prompt: Dance pop at 108 BPM in A minor, dry lead vocal, short repeated chorus, muted synth bass, tight kick and clap, sparse verses, no long vocal runs. It is meant to produce a clear hook with room for acceleration. Start the edit at 115%. If the words become crowded, reduce speed; for a new generation, change the prompt to request fewer words per line.

Tracks you create are yours to use in your own projects, including commercial ones, under the SoundUser Terms