Your All-in-one Video Toolbox

Wondershare UniConverter

  • Resize iPhone videos with super fast speed and no quality loss on Windows/Mac.
  • Resize iPhone video file size by changing bit rate, video resolution, format, etc.
  • Edit iPhone videos by trimming, cropping, cutting unwanted parts.
  • Transfer iPhone video files with PC/Mac easily via a USB cable.
  • Versatile toolbox combines DVD Burner, Screen Recorder, GIF Maker, Fix Video Metadata, etc.
resize video iphone

iPhone Tips

1. Edit iPhone Video+
  1. 1.1 How to Compress Photos on iPhone with Simple Steps (Step-by-Step)
  2. 1.2 How to Rotate a Video on iPhone with Simple Clicks You Can't Miss
  3. 1.3 How to Rotate and Crop Image on iPhone with Simple Clicks
  4. 1.4 How to Reduce Photo Size on iPhone with 5 Easy Ways (iOS 13 Included)
  5. 1.5 How to Shrink a Photo on iPhone Easily to Release Space
  6. 1.6 How to Upload a Video to Youtube from iPhone with Simple Steps
  7. 1.7 How to Upload Videos from iPhone to Computer with Easy Steps
  8. 1.8 How to Transfer MP4 to iPhone with Free and Simple Ways
  9. 1.9 How to Import Videos from iPhone to Mac in 6 Best Ways
  10. 1.10 How to Transfer Videos From Mac to iPhone in Top 5 Simple Ways
  11. 1.11 How to Crop a Video on iPhone in 6 Simple and Easy Methods
  12. 1.12 How to Trim or Cut a Video on iPhone in 6 Simple Methods
  13. 1.13 How to Send Video From iPhone to Android in 4 Easy Ways
  14. 1.14 How to Download Instagram Video to iPhone with Simple Steps
  15. 1.15 How to Post on Instagram From iPhone with Simple Steps
  16. 1.16 How to Transfer GoPro Videos to iPhone with the Fastest and Simplest Way
  17. 1.17 Best Free and Simple iPhone to Android Video Converter You Can't Miss
  18. 1.18 How to Play MKV on iPhone Easily with Simple Steps
  19. 1.19 How to Convert Video to Audio for iPhone with Top 3 Simple Ways
  20. 1.2 How to Save Youtube Video to iPhone with Simple Steps
  21. 1.21 How to Add Videos to iPhone with Top 4 Easy Ways
  22. 1.22 How to Fix Upside Down iPhone Video Easily with Top 5 Methods
  23. 1.23 How to Reduce Picture File Size on iPhone with Top 4 Easy and Efficient Ways
  24. 1.24 How to Play MP4 Videos on iPad with Simple and Easy Steps
  25. 1.25 How to Zoom iPhone Video with 3 Simple Methods
  26. 1.26 How to Import Video to iPhone with Top 3 Simple Ways
  27. 1.27 How to Add or Turn Off Subtitles and Captions on iPhone
  28. 1.28 How to Fix if Mac Doesn t Recognize iPhone
  29. 1.29 How to Shoot Great iPhone Time Lapse Videos with Easy Steps
  30. 1.30 How to Resize Videos on iPhone with Easy Steps
  31. 1.31 How to Record Youtube Videos on iPhone in Top 5 Ways
  32. 1.32 How to Remove Sound from iPhone Video with 6 Simple Methods
  33. 1.33 How to Merge Videos on iPhone with 7 Best Apps
  34. 1.34 How to Use Mail Drop on iPhone to Email Large Files(Step-by-Step)
  35. 1.35 How to Brighten a Video on iPhone with 12 Best Apps Easily
  36. 1.36 How to Play Videos on iPhone in Easy Steps ( Most Recommended)
2. Other Tips&Tricks+
  1. 2.1 Top 6 Free Apps to Compress Video on iPad You Can't Miss
  2. 2.2 Top 5 Simplest Ways to Rotate iPhone Video on PC Recommended
  3. 2.3 Top 5 Simple and Efficient Ways to Resize Photo on iPhone
  4. 2.4 Top 4 Simple Ways on How to Upload Video to iPhone You Can't Miss
  5. 2.5 Top 6 Ways on How to Send Video from Android to iPhone Easily
  6. 2.6 Solved! How to Send Video From iPhone Without Losing Quality
  7. 2.7 Top 10 iPhone Video Converter You Should Know
  8. 2.8 Top 10 FREE iPad & iPhone Converter You Can't Miss
  9. 2.9 Top 5 Methods to Change Video Orientation on iPhone
  10. 2.10 12 Best and Free YouTube Video Downloader App for iPhone
  11. 2.11 Top 6 Easy and Simple Ways to Reduce iPhone Video Size without Losing Quality
  12. 2.12 Videos Not Playing on iPhone? Solved in Quick and Simple Steps!
  13. 2.13 What Video Formats are Supported by iPhone 5/6/7/8/X?
  14. 2.14 How to Import videos From iPhone to PC easily with Top 8 Ways
  15. 2.15 How to Download Video From Google Drive to iPhone in Easy Steps
  16. 2.16 How to Share Videos on/From iPhone with Top 5 Easy Ways
  17. 2.17 How to Speed Up/Slow Down Video on iPhone(5/6/7/8/X) with Top 11 Apps
  18. 2.18 How to Screen Record on iPhone XR/X/8/7/6 with Top 15 iOS Apps
  19. 2.19 iPhone Video Format, What Format Does iPhone Support? How to Convert?
  20. 2.20 Top 12 iPhone Video Player Apps You Can't Miss in 2020
  21. 2.21 Top 12 Apps to Record Audio on iPhone You Should Know
  22. 2.22 Top 5 Easy Methods to Remove Audio from iPhone Video
  23. 2.23 Top 12 Apps on How to Clip a Video on iPhone Easily in 2020
  24. 2.24 How to Resize a Picture on iPhone and iPad with 12 Best Apps 2020
  25. 2.25 No Sound on iPhone Video? Fixed in Simple Steps
  26. 2.26 How to Crop a Video on iPhone with/without iMovie in Simple Ways

How to Resize Videos on iPhone with Simple Steps

by Christine Smith • 2020-02-24 11:18:42 • Proven solutions

Whether it is a desktop PC or an iPhone, resizing videos nowadays is not as challenging as it was a couple of years before. With the help of free apps, and many of them being extremely efficient, thanks to Wondershare, the process to resize video iPhone on a Mac or Windows computer is more of a fun to get engaged in rather than being merely a task to perform. That said, here you will learn three most effective ways to resize a video on iPhone, Mac, or Windows PC in simple and easy steps.

Part 1. How to Resize iPhone Videos with Wondershare UniConverter

During its 10 years of existence, Wondershare UniConverter (originally Wondershare Video Converter Ultimate), available for both Windows and Mac platforms, has drastically evolved. The software is now capable of accepting and converting 4K videos, pulling footages directly from your camcorder when connected to your PC, or even capturing videos from your webcam without installing and relying on any third-party program.

Wondershare UniConverter

Your Complete Video Toolbox (iPhone Video Compressor Included)

video converter ultimate
  • It can resize iPhone videos by converting any formats to a smaller size like FLV.
  • Resize iPhone video by converting videos into audio.
  • Edit videos with cropping, trimming video to compress iPhone video, applying effects, adding subtitles, etc.
  • Compress iPhone video by customizing video parameters like bitrate, frame rate, resolution etc.
  • Burn iPhone video to playable DVD with attractive free DVD template.
  • Download or record videos from video sharing sites.
  • Versatile toolbox includes fixing video metadata, GIF maker, casting video to TV, CD/DVD burner and screen recorder.
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6.
security download Security Verified, 5,481,347 people have downloaded it.

Resizing videos is yet another task that Wondershare UniConverter is good at, and you can follow the steps given below to do so:

Step 1 Go to Toolbox and Import a Video to Resize.

Download and install Wondershare UniConverter on your computer. Launch the program, click the Toolbox tile from the top, click Video Compressor, click Add Files from the center of the Compress Video box, select the video you want to resize, and click Open.

import iphone video to resize

Step 2 Reduce File Size and Choose a Resolution.

Drag the File Size slider to the left to reduce the size of the video file, select your preferred resolution for the video from the Resolution drop-down list, notice the compression ratio next to the Compress label and make other adjustments if necessary.

reduce file size

Step 3 Define an Output Folder and Compress.

Browse and choose a destination folder in the Save file field, and click Compress to begin the process.

define an output folder

Part 2. How to Resize Videos on iPhone with iMovie

The previous method explains how to resize a video on a Windows or Mac computer. However, it didn’t answer the first question, “how to resize video on iPhone?” iMovie is one of the many answers to it. iMovie program is available for both iPhone and Mac computer. It has all the features and options that are required to edit and produce engaging videos to be viewed on your iDevice. Although the iOS version of the app is not as robust as its desktop variant, you can still use it to resize a video on iPhone with ease.

The steps given below explain how to resize video on iPhone using iMovie:

Step 1: Click Create Project and Import a Video.

Download, install and launch iMovie on your iPhone, and tap Continue on the Welcome page. On the Projects screen, tap Create Project, and tap Movie on the New Project screen. Tap the video you want to resize, and tap Create Movie from the bottom.

resize video iphone

Step 2: Tap Done and Initiate Exportation.

Once the video is imported, tap Done from the top-left corner (or tap the video in the Timeline and make necessary changes as needed), and tap the Export icon from the bottom of the next screen.

initiate Exportation

Step 3: Choose a Size and Export the Video.

Tap Save Video on the next screen that appears, and tap to select your preferred resolution from the list that pops up to resize a video on iPhone.

resize app iphone

Part 3. How to Resize Video on iPhone with Compress Videos & Resize Video

Available on App Store, Compress Videos & Resize Video is an iOS app that lets you reduce the size of the video footage in order to save your iPhone’s storage. Compressing the videos is also useful when you want to upload your creations to any social networking site that has certain restrictions about the size or resolution of the content; it allows its users to share.

The steps given below teach how to resize video on iPhone using Compress Videos & Resize Video:

Step 1: Tap the Add Icon and Import a Video to Compress/Resize.

Go to App Store and download and install Compress Videos & Resize Video on your iPhone. Next, launch the app, tap the Add icon (with the + sign), tap OK on the permission box to allow the program to access your iPhone’s library, tap the album with the video you want to resize, tap to select the target video, and tap Next from the top-right corner of the screen.

how to resize video on iphone

Step 2: Use the Sliders to Adjust the Size and Tap Compress.

Drag the Frame Rate and Video Dimensions sliders to the left to reduce the framerate (fps) and resolution of the video you imported in the previous step, respectively. Tap Compress and wait while Compress Videos & Resize Video completes the video compression process.

resize a video on iphone

Step 3: Choose an Action for the Original Video.

Once you resize a video on iPhone, on the Done screen, tap Delete Original or Keep 1 original video from the bottom to delete the source footage from your iPhone to save disk space or keep it intact for future use, respectively. After closing the app, you can go to your Photos library on your iPhone to access and play the compressed video.

choose an action

Conclusion

It is important to resize videos on your iPhone on a regular basis. Doing so keeps a large area of your device’s storage free that not only lets you accommodate additional files but also helps in boosting your phone’s performance as the iOS gets more room to breathe.

In order to resize video iphone, you can use any of the available computer programs or mobile apps. While applications like iMovie are available for both Mac and iOS devices, you remain restricted to Apple products when you opt for them. On the other hand, the third-party PC programs offer much more flexibility when it comes to choosing a platform. For instance, if you wish to compress a video on your computer, you can try using Wondershare UniConverter, which can be download on both Mac and Windows desktop or laptop computers.

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Christine Smith

Christine Smith

chief Editor

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