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How to Speed up a Video: 3 Best Ways (Online, iPhone)

Last Updated: 2023. 09. 18

When making a tutorial video, a travel Vlog, or a sports video, very often you need to speed up a video or speed up parts of a video to skip repetitive steps to keep viewers engaged or create a timelapse effect to add a bit of drama to otherwise boring footage, etc.

So, if you are looking for a great way to speed up videos, we’ve got you covered!

In this tutorial, we will walk you through how to speed up a video using a versatile online video speed changer and how to speed up a video on iPhone. So, you can add rhythm and style to your video and make it double-engaging.

Travel Slideshow YouTube Video
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Travel Slideshow YouTube Video
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Travel Photo Story Video
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Travel Photo Story Video
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Here’s what you will learn:

Also, read how to add captions to YouTube Shorts.

How to Speed up a Video by FlexClip Online

If you don’t have an ideal video editor to speed up a video on your computer or are always on the go, then using a flexible online video speed changer to speed up videos online can be the best option. In this case, the user-friendly and feature-rich FlexClip AI video maker is your best companion to speed up or slow down a video in a breeze.

Seamlessly speed up a video by FlexClip online.

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With FlexClip, you can:

  • Use the normal speed changer (0.2X-8X) to speed up a video as a whole, up to 8X faster, or use the advanced speed curve feature (0.1X-8X) including 6 speed presets to create one or multiple speed curves to smoothly speed up any parts of a video up to 8X faster on the intuitive timeline.
  • Seamlessly speed up videos by FlexClip online

    Seamlessly speed up videos by FlexClip online.

    Speed up Videos Now
  • Access from 74,000+ royalty-free music tracks and sound effects to add transitions sound effects like “Swoosh”, and “Whoosh” and upbeat music to enhance the fast-forward effect in the video.
  • Use vast royalty-free music and sound effects to enhance fast forward effect

    Use vast royalty-free music and sound effects to enhance fast forward effect.

  • Unlike other single-purpose online speed changers, you can find thousands of designer-made and fully customizable video templates, covering YouTube tutorials, travel, sports & fitness, podcasts, webinars, explainer videos, educational videos, slideshows, promo & sales, movie trailers, etc. With easy drags and drops of your video assets, you can create a captivating video in minutes.
  • Music Travel Slideshow
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    Music Travel Slideshow
    Use This Template
    YouTube Cooking Tutorial
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    YouTube Cooking Tutorial
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    Family Travel Memories
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    Family Travel Memories
    Use This Template
    ChatGPT YouTube Tutorials
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    ChatGPT YouTube Tutorials
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  • Besides, for video content creators, FlexClip also offers you diverse powerful AI tools to automate your video editing process and save you tons of precious time. From the AI video script generator, powered by ChatGPT, to generative text-to-speech generator, AI auto subtitle generator, text-to-image generator, text-to-video generator, image background remover, and audio extractor, etc. you can unlock your creativity and create viral videos like never before.
  • Convert text to realistic AI voices in a breeze for your video content

    Convert text to realistic AI voices in a breeze for your video content.

    Use Free TTS
    Step 1
    Access FlexClip > upload your videos from your PC, phone, Google Drive, One Drive, Dropbox, or Google Photos.
    Upload your video assets to FlexClip

    Upload your video assets to FlexClip.

    Step 2
    Click the plus sign to add the video to the intuitive timeline. You can trim or split the clip when needed.
    Add the video to the intuitive timeline

    Add the video to the intuitive timeline.

    Step 3
    Speed up videos.

    With the video selected, click the Speed tool > Norma Speed > now you can drag the speed slider to the right to speed up a video as a whole, up to 8X faster.

    How do you speed up a video with the normal speed changer

    How do you speed up a video with the normal speed changer.

    Alternatively, you can use the speed curve feature to create speed curves to speed up parts of a video with smoother transitions and more flexibility.

    All you need to do is click the Curve Speed > Customize > move the playhead to find where you want to speed up the video > click +Add Point to add a speed point > drag it upward to speed up the video(up to 8X faster). You can add multiple speed points to speed up different parts of a video. To slow down the video, just drag the speed point downward (up to 0.1X slower).

    Speed up parts of a video with a speed curve

    Speed up parts of a video with a speed curve.

    To create a smooth speed change from the normal speed to a faster speed, just drag two speed points further away to create a gradual and mild speed ramp. The further the two points are, the smoother the speed change will be and vice versa.

    Drag two speed points away to create a smoother speed transition and vice versa

    Drag two speed points away to create a smoother speed transition and vice versa.

    To delete the speed change, just select a speed point > click the Delete button. Or click the Ret button to undo all the speed changes.

    Delete a speed point to remove a speed change or reset all the speed changes

    Delete a speed point to remove a speed change or reset all the speed changes.

    Step 4
    Add royalty-free music and sound effects to enhance fast fast forward effect.

    Click the Audio tab > sound effects > search for “swoosh” or “whoosh” sound effects in the search bar > add it to where video speed goes up > in the Music tab > search for “pop”, “funk”, “electronic”, “rock” to add a piece of upbeat music to create the vibes for your video. Don’t forget to adjust the audio tracks’ volume or trim or split the audio and apply fade in/out effects for seamless audio transitions.

    Add royalty-free swoosh sound effects and upbeat music to enhance fast forward effect

    Add royalty-free swoosh sound effects and upbeat music to enhance fast forward effect.

    Create Now
    Step 5
    Preview and share.

    Done with the editing editing. You can save the 1080P MP4 video to your computer or directly share it to YouTube, Google Drive, One Drive, Dropbox, or even TikTok; a clickable link is also available for your blog posts, newsletters, or other repurposings.

    Easily share and repurpose your video content

    Easily share and repurpose your video content.

    How to Speed up a Video on iPhone by iMovie and CapCut

    If you often shoot videos on iPhone for YouTube Shorts or TikTok, you may use some free apps to speed up a video on iPhone, and two of the viable solutions are the pre-installed iMovie and third-party app CapCut.

    1. How to Speed up a Video on iPhone Using iMovie

    iMovie is a built-in app on iPhone and can help you speed up a video in a breeze.

    Step 1
    Launch iMovie App and Tap “Create Project”.
    Create a video project in iMovie

    Create a video project in iMovie

    Step 2
    Select a Video from Camera Roll and Tap “Create Movie”
    Select a video from the camera roll

    Select a video from the camera roll

    Step 3
    Speed Up the Video: Tap the “Speed Control” icon, which looks like a speedmeter, and drag the slider to the right, then you can speed up the video by 2X and tap “Done” on the top left corner.
    Speed up a video by 2X

    Speed up a video by 2X

    Step 4
    Tap the “Share” button to Save the Video on iPhone or Other Social Media Apps.
    Share the edited video

    Share the edited video

    2. How to Speed up a Video on iPhone by CapCut

    CapCut and TikTok are both developed and owned by ByteDance. If you are an avid TikTok user, then you should equip your iPhone with CapCut for video editing, a free and epic mobile app that offers you 2 different ways to speed up a video on your iPhone.

    Step 1
    Launch CapCut and Tap “New Project”.
    Create a new video project in CapCut

    Create a new video project in CapCut

    Step 2
    Select a Video from Camera Roll and Tap “Add”.
    Select a video from the camera roll

    Select a video from the camera roll

    Step 3
    Speed up the video: Tap the “Speed” icon and then CapCut will offer you two options to speed up a video.
    CapCut offers 2 options to speed up a video

    CapCut offers 2 options to speed up a video

  • Option 1: Normal. You can speed up a video at the same speed throughout the entire video. All you need to do is drag the speed control slider to the right to speed up a video to 1X, 2X, 5X, 10X, even a stunning 100X. Once, you are satisfied with the new speed, tap the “✓” icon.
  • The normal way to speed up the entire way by up to 100X

    The normal way to speed up the entire way by up to 100X

  • Option 2: Curve:. With the curve speed controller, you can customize speeds for different parts of the same video. To speed up a video, just drag the dot upward; to slow down a video, just drag the dot downward. The higher the dot, the faster the speed, and vice versa.
  • Speed up different parts of a video by curves with CapCut

    Speed up different parts of a video by curves with CapCut

    CapCut also offers you some premade speed curves for customization. Feel free to experiment. Done with the speed change, just tap the “✓” icon.

    Step 4
    Preview and Share.

    Now, It's Your Move

    You don’t need to buy an expensive video editor like Adobe Premiere Pro to speed up a video. With FlexClip and helpful mobile apps like iMovie and CapCut, you can easily speed up a video online or on your iPhone. Hopefully, you will find our tutorial makes sense to you. So, start speeding up your videos for video tutorials or promo videos now.

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