How to Slow Down a Video on iPhone Easily & Quickly with the Best Solutions

Have you ever watched a grammy of your favorite artist and seen them step on a GlamBot? Most of us already saw how beautiful this machine could do in less than a second after taking a shot of a few movements and setting it into slow motion. Unfortunately, not everyone can afford to get into grammy and take a slow-mo video with the GlamBot, but if you are a celebrity, that is a way to try using it. Don’t be sad if you can’t use the Glambot because even you can take and make a slow-motion on your iPhone with high quality. So, are you ready to shoot and learn how to slow down a video on iPhone that looks as impressive as the machine we were talking about? Then this article is all for you.

Slow Down Video on iPhone

Part 1. How to Slow Down a Video on iPhone with the 3 Best Speed Controller Apps


iMovie iOS

Step 1. Tap the iMovie on your screen to open the app, then tap the plus icon on your screen. A new window will show on your screen, giving you a two-set of options, but click the Movie.

Step 2. Choose the video on the list that will show on your screen and click Create Movie to proceed. After you upload it, click the clock-like icon to change the speed of your video, and drag the slider to the left to slow down the video.

Step 3. After you’ve finished editing the speed of the video, click Done, then Export to save it on your device drivers.

Slow Fast Motion Video Editor

Slow Fast Motion

Slow Fast Motion Video Editor isn’t as good as the iMovie at making the video look amazing, but this app can easily slow down video on iPhone. Due to its multifunctional speed editor, there is nothing much this app can’t do, especially on speed up. Even though the video in portrait or landscape, it can work in two ways. Thus, learning how to use the app isn’t stiff compared to the other speed controller you can download on your device. However, to be able to use the app on your iOS, you must pay the subscription fee, but it has a free 3-days trial, but with that trial, there will be ads everywhere. To use the app, you can follow the given steps below.

Step 1. Download the app, then open it on your iOS, tap the Allow Access to give the app access to your Photos.

Step 2. Select the video on your device and tap Show Selected; tap All Videos to see the video you upload and tap Select.

Optional: You can trim and cut the video according to your preferences and drag the play-heads into your desired length. But if you don’t want to do trimming and cutting, you can tap Skip, but tap Next if you edit it.

Step 4. Tap the Speed button, adjust each speed according to your wants, and drag down to slow down the video. Remember, on every dot you drag; a specific portion will slow down and not the whole video. Tap Check and Save to export the video you changed speed.

Slo-Mo: Make Slow Motion Video

Make Slow Motion Video

Slo-Mo: Make Slow Motion is another particular app you can download on your iOS for free, but it offers in-app purchases. Same as the Slow Fast Motion Video Editor, you will need to subscribe to it before you can use its full potential. Although you will still need to avail the subscription, it is worth it and not cost you too much. On changing the playback speed of a video, we can see that this tool is on-point in this type of task. To know more about how to slow-mo a video on iPhone, you can read the tutorial below.

Step 1. To download the app, you can access it on the Appstore and then download it; then, open the app to start slowing down the video you have.

Step 2. Tap Library, choose the video you want to change the playback speed, tap Choose to begin.

Step 3. Drag the slider to the left to make it slow; click Save if you are satisfied with the speed.

Part 2. Top of the Line Video Speed Controller Available on Windows and Mac

FVC Video Converter Ultimate has the best speed controller you must use on your video store on Windows and Mac. With its unique features in speeding up video, if we are about to compare it with the other application we mention in here, there is a large gap between a good and the ultimate speed controller. Due to its limited support on the operating system, you can’t download the software on your iOS because it is unsupported. Nevertheless, it is still considered an all-in-one software that can resolve your video and audio problem. So, to learn how to make a video in slow motion on an iPhone after recording, you must follow and read the tutorial we added in the next part.

Step 1. To get this ultimate speed controller software on your desktop, you must click the download button and choose whether you are using a Windows or Mac. After that, click the file you download to install and launch.

Step 2. Go and open the Toolbox of this tool to access the Video Speed Controller here.

Open Video Speed Controller

Step 3. Click the plus icon, and a file folder will show on your screen. Look out for the video you want to upload, click the file, and press Open.

Add Video File VM

Step 4. You can now choose the slow motion you want to apply to your video in this area. Test them all out to see if that is the playback speed you want on the video you selected earlier.

Choose Playback Speed

Step 5. Lastly, you can now save the changes you’ve applied to the video by clicking the Export button. After exporting, a folder will show on your screen with the slow-down video you exported.

Save Final Output

Part 3. FAQs on How to Slow Down a Video on iPhone

Does slowing down a video will affect the quality?

Due to changing the video playback, some changes might occur on the video once you change the actual speed into a slow-mo effect. But if you apply a slow-mo impact on the video, we can assure you that the video will not decrease the quality, so make sure not to overdo using it.

Why did my video become blurry after I applied slow-mo?

Instances like this are likely to happen if your chosen tool doesn’t support exporting a high-quality video. But some free tools help apply a slow-mo effect without any limitations on the quality. Like what you can get on the FVC Video Converter Ultimate, once you slow down your video in here, the same high quality will remain on the video you upload.

Why are there watermarks after I export the video in slow-mo?

If you use the free version of the app to slow-mo a video, then there are chances that when you export the video, it will leave a watermark on it. So, it is a must to read information about the software you’ve chosen and see if it will leave a watermark on the video if you will about to export it.


If you want to shoot like a celebrity on grammy, using your iOS devices can help, and with the tutorial, we made learning how to slow down a video on iPhone possible and easy. With the app, we selected the assurance of taking the task as a pro became at reach for everyone who loves to add slow-mo effects. Although the apps are great, we can’t still hide that the FVC Video Converter Ultimate surpasses all of the standards on slowing down the video speed. If you want to have and use the tool, you can read the instructions we add in part 2 and download them.


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