Video Compressor - UniConverter
  • Resize videos to a smaller size for uploading to Vimeo easily.
  • Preview the compressed video before starting compressing.
  • Support 1,000+ video formats for Vimeo compression and conversion with less quality loss.
  • 30X faster compression speed than other common compressors.
  • Transfer compressed videos to iPhone/Android/iPad devices easily via a USB cable.
  • Compress video in batch.

How to Compress Video on iPhone to Save Storage Space?

by Julia Angwin

You need to capture important videos and moments and store them on your iPhone for remembrance. However, it is pertinent to store your videos in a way that will not consume your device's space.

To keep your videos on your device without consuming the available space, it is pertinent to compress video files on your iPhone. Compressing video files on your iPhone is not a difficult task. It is easy to compress video files on your iPhone if you follow the recommended steps properly.

In this article, we discuss how to compress video files on an iPhone. The methods listed in this article will help you compress video files on your iPhone and preserve space if you follow the practice.

Part 1. How to Compress A Video on iPhone with 5 best Apps?

1. Video Compress

Video Compress app is a popular app used to compress videos on iPhone. The app can be downloaded for free at the Apple store, however, users must pay to remove the numerous ads that are available on the app or pay to compress more videos because there is a limited number of videos the app can compress if it is used for free.

To use the app, simply install the app, and give the app permission to access your stored files in your phone when the app asks for permission to access your device. The app permits you to select the level of video compression you want. The app also permits users to preview the video they have compressed before keeping the video they have compressed.

video compress

Download link:


  • It can compress multiple videos.
  • Compress video quickly.


  • It slows down when a big video size is imported for compressing.
  • If payment is not made to use the app, the free version is usually filled with numerous ads which cover important functions of the app.

2. Compress Video & Resize Video

This app is suitable for compressing video files on the iPhone. The app compresses video files, converts video files to many video formats and is used to edit and resize video files. The app is available on both Android and iOS devices.

However, the free version of this app is filled with ads. The adverts may distract or delay the use of the app to compress video files or edit them. To get rid of the ads on the free app, users must upgrade to the paid version of the app.


Download link:


  • It has a friendly user interface and free to download at the app store.


  • It reduces its speed when a big video size is imported for compressing.
  • Users must upgrade to a pro version to prevent ads from covering pages of the app while the app is in use.

3. Media Converter

Media Converter is free to download on the Apple store and does not require payment to use its features. It is a multipurpose app. It can compress videos and convert audio and video files to over 12 formats. The app is available on Apple Store for iOS devices including iPhones and the Google play store for Android devices.


Download link:


  • It has an instruction link that can help you use it.
  • The app can compress and then convert audio-visual files to over 12 different formats.


  • The user interface of the app needs modifications because the app is difficult to use without a manual.
  • The app is slow to compress videos or convert videos from one format to another.

4. Shrink Video

Shrink Video is a free video compressing app which can be used to compress video on iPhone. It was designed to shrink the size of videos that will be saved on the iPhone or uploaded to social media platforms but still maintain their high quality. It is multipurpose and compatible with iOS devices. This app does not only reduce video file size but is also used to edit videos and convert videos into various formats.


Download link:


  • It comsumes less time to compress video.


  • It can’t show the video’s size and type when you choosing an uncompressed video.

5. Video & Photo Compressor Pro

This app is used to compress video files on iPhone. It is compatible with iOS devices and android devices and is available for download at Apple Store and Google play store. The app does not add watermark to processed video files. It converts in batches and does not require network to perform its functions. It produces high-quality output. However, a subscription is required to make the app free from ads.


Download link:


  • It supports large file compression.
  • You can preview how much storage space is left on the device before and after compression.


  • It cannot compress big video files like desktop video compressing software.
  • Ads cover some important features of the app if the subscription is not paid.

Part 2. How to compress an iPhone video with Online Uniconverter?

It is crucial to state that there is an online Uniconverter which does not need to be downloaded or installed. All you need to utilize online Uniconverter is mobile data connection and preferred iPhone web browser.

Online Uniconverter is totally free and accessible at all times. Registration is not required to use the platform. The platform is user-friendly and the interface of Online Uniconverter is very responsive.

Steps of compressing video files on your iPhone with Online Uniconverter:

Step 1. Choose "Compressing" Tab

Visit Online Uniconverter at via your iPhone's web browser. At the middle of the home page are "Main Online tools". Select "video Compressor".

choose compressing tab

Step 2. Select Files and output format

Another webpage will open. Click "Choose Files" to add the video files from your iPhone. After that, set the output format and size you want.


Step 3. Compress and Download Video

Click "Compress" to Compress the video file. Download the video file you have compressed with Online Uniconverter to your iPhone.


Part 3. How to Compress Video with the Most Useful Desktop Converter-Uniconverter?

It is not mandatory to always make use of your iPhone to compress your videos. You can easily compress your video with your desktop and then transfer the compressed video file to your iPhone.

If you intend to use this method then it is pertinent for you to understand how to reduce video size with Uniconverter which is the best video converter.

Wondershare Uniconverter is the best software for compressing video files on a desktop. The wonderful part of this special video compressing software is that it is multipurpose. When you make use of this software, it can enable you perform more functions than just compressing video files.

Uniconverter converts more than 1000 videos and audio formats and completes compressing video files on desktop about 30 times faster than conventional video compressing software. Uniconverter can compress up to 8000 videos on your desktop with just a click. It is suitable for both Windows and Mac and so there is no difficulty of use since it is compatible with several desktop operating systems. Uniconverter is the total package and best deal because it gives you all you need to manage your video and even audio files on your desktop at a very affordable price. The experience that comes with Uniconverter is a pleasant and long-lasting experience because of its efficiency.

  • Support the input of any video and audio file format.
  • Enables you to merge several audio and media files to a single file.
  • Support batch upload, download, and conversion of files.
  • Built with video editing controls like split, trim, crop, brightness, rotate, volume, pitch, and others.
  • It allows you to download videos from over 1000 sharing sites such as Spotify, YouTube, Hulu, Metacafe, and much more (4K supported).
  • Burns DVDs and Blu-rays with customized templates.
  • Its toolkit houses a GIF maker, a metadata editor, a VR converter, a Video compressor, and a screen recorder.
  • Supports Mac and Windows platforms, with each having a free trial version.

How to compress video with UniConverter [4 Easy Steps!]

Step 1. Launch Uniconverter

Click on Uniconverter icon on your desktop to launch the Uniconverter program which you have successfully installed on your desktop.Before this, you need to download Uniconverter from official website.


Step 2. Upload video files

The first page when you open Uniconverter on your computer is the home page. On the left side of the home page is a list of options. Select “Video Compressor”. Then, move your eyes to the center of the home page to find an option to drag and drop the video file you intend to compress with Uniconverter.


Step 3. Set Output format and file location

Choose the video file you want to compress from the desktop and import it to the Uniconverter software on your computer. At the bottom of the page is an “Output Format” to select the type of output you want. You can also choose the file location below the “Output Format” button.


Step 4. Start compressing

Modify the settings for the video file and then compress the video file. The file which is compressed is saved automatically by the converting tab.



1. Is Uniconverter safe?

Yes, Uniconverter is very safe. It is user-friendly and free from bugs. It multipurpose and can be used to perform different video management functions including video compressing. You can save your files to your device or store them online. With Uniconverter, your privacy is assured.

2. Why do people trust and buy Uniconverter?

People trust and buy Uniconverter because it is the best software for compressing video files. It is effective and affordable. Uniconverter is trusted by people because of its great speed which is 30 times faster than many audio and video converters. Uniconverter does not disappoint, it enables users to complete audio and video processing functions on time.

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