# Video Speed Changer Change video playback speed (faster or slower) while maintaining audio pitch > Canonical page: https://elysiatools.com/en/tools/video-speed-changer - **Category:** Media - **Keywords:** video, speed, tempo, slow, fast, time, playback ## Overview The Video Speed Changer allows you to easily speed up or slow down your videos while preserving the original pitch of the audio. Whether you need to create a fast-paced time-lapse, review long footage quickly, or analyze motion in slow-motion, this tool lets you adjust playback speeds from 0.25x up to 4x and export the result in MP4, WebM, or MKV formats. ## Inputs - **Video File** (file): Select a video file - **Playback Speed** (select): Select speed - **Output Format** (select) ## When to use - When you need to speed up long tutorial or lecture videos to save time during review. - When you want to create slow-motion clips of sports, action shots, or detailed physical demonstrations. - When you need to adjust video tempo for social media platforms without distorting the speaker's voice pitch. ## How it works - Upload your video file (up to 500MB) in any standard video format. - Select your desired playback speed, ranging from 0.25x (very slow) to 4x (extreme). - Choose your preferred output format, such as MP4, WebM, MKV, or keep the original format. - Process the video to generate and download your speed-adjusted file with pitch-corrected audio. ## Use cases - Speeding up a 2-hour recorded webinar to 1.5x speed to review the content in less time. - Slowing down a sports swing video to 0.25x speed to analyze and improve athletic technique. - Creating a fast-paced 2x speed B-roll sequence for a travel vlog or social media reel. ## Frequently asked questions ### Will changing the video speed make the audio sound high-pitched or distorted? No, the tool automatically maintains the original audio pitch so voices sound natural even when sped up or slowed down. ### What video formats are supported for output? You can export your adjusted video as MP4, WebM, MKV, or choose to keep the original file format. ### Is there a file size limit for uploaded videos? Yes, the tool supports video uploads up to 500 MB in size. ### Can I slow down a video to analyze fast movements? Yes, you can slow down videos to 0.75x, 0.5x, or 0.25x speed for detailed frame-by-frame analysis. ### Does this tool support extreme speed-ups? Yes, you can speed up your videos up to 4x the original speed for rapid time-lapses or quick reviews. ## Related tools - [Stream Passthrough Trimmer](https://elysiatools.com/en/tools/stream-passthrough-trimmer): Stream-copy trimming. - [Video Audio Replace](https://elysiatools.com/en/tools/video-audio-replace): Replace the audio track in a video file with a new audio file while keeping the original video - [Video Audio Volume](https://elysiatools.com/en/tools/video-audio-volume): Adjust the audio volume in a video file by increasing, decreasing, or normalizing sound levels - [Video Reverse](https://elysiatools.com/en/tools/video-reverse): Reverse video playback (play backwards) with optional audio reversal - [Video SRT Softmux](https://elysiatools.com/en/tools/video-srt-softmux): Add selectable SRT subtitles without burning them in. - [Duplicate Audio Library Finder](https://elysiatools.com/en/tools/audio-duplicate-library-finder): Find exact and near-duplicate audio across uploaded files or a ZIP, including copies saved with different codecs. - [Video Bitrate Changer](https://elysiatools.com/en/tools/video-bitrate-changer): Change video and audio bitrate with preset values or custom settings, supporting both CBR and VBR modes - [Video Slow Down](https://elysiatools.com/en/tools/video-slow-down): Slow down video playback (0.25x to 0.75x) while maintaining audio pitch ## Samples - [Video Samples](https://elysiatools.com/en/samples/video-samples): Sample video files in different formats and orientations - [Video AV1 Samples](https://elysiatools.com/en/samples/video-av1-samples): Sample video files encoded in AV1 format - [Video H.264 Samples](https://elysiatools.com/en/samples/video-h264-samples): Sample video files encoded in H.264 (AVC) format - [Video H.265 Samples](https://elysiatools.com/en/samples/video-h265-samples): Sample video files encoded in H.265 (HEVC) format ## Related content - [Video Editing and Effects for Short Clips](https://elysiatools.com/en/hubs/video-editing-and-effects-tools): Shape a short video in a controlled order: choose the time range, fix the frame direction, add only the needed pace or visual effect, and verify the result.