Scribeify

Cambiar velocidad de vídeo en línea — lento o rápido

Acelera o ralentiza cualquier vídeo. Elige entre 0,25× y 4×. El procesamiento ocurre en tu navegador y tu vídeo permanece privado.

Cómo usar Cambiar velocidad de vídeo en línea — lento o rápido en 3 pasos

  1. 1

    Select a video

    Drag and drop or browse. Supports MP4, MOV, AVI, MKV, WebM up to 2 GB.

  2. 2

    Pick the speed

    Choose from presets (0.25×, 0.5×, 2×, 4×) or enter a custom multiplier.

  3. 3

    Download

    Browser re-encodes the file and provides a direct download — no upload step.

Por qué elegir Cambiar velocidad de vídeo en línea — lento o rápido

  • Wide speed range

    From 0.25× slow motion to 4× time lapse, and any custom value in between.

  • Nothing uploaded

    Your video is processed entirely in your browser, never sent to a server.

  • Audio handling

    Choose to keep audio (pitch-shifted) or drop it entirely when changing speed.

  • Free and unlimited

    No sign-up, no watermarks, use as often as you want.

Quién usa Cambiar velocidad de vídeo en línea — lento o rápido

  • Slow-motion sports

    Review a goal or a great play frame by frame by slowing clips to 0.25×.

  • Cooking time lapse

    Speed up a 30-minute recipe video to a watchable 3-minute time lapse.

  • Funny speed-ups

    Create the classic "sped-up voiceover" effect for social media posts.

Hecho para creadores en todo el mundo

Hecho para creadores, periodistas, estudiantes e investigadores en todo el mundo.

Preguntas frecuentes

How fast or slow can I go?
From 0.25× (quarter speed) to 4× (four times faster). Custom values are supported.
Does it keep the audio?
Your choice. You can keep audio (pitch will change with speed) or strip it.
Is this service free?
Yes, unlimited and without watermarks.
Will quality change?
Quality is preserved during re-encoding. For most content, no visible quality loss.
Are my files uploaded?
No. Processing runs in your browser via WebAssembly.
Does it support all video formats?
Input: MP4, MOV, AVI, MKV, WebM, FLV, WMV. Output: MP4.

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