[Easy & Fast] Add Subtitles to MP4 Online/Computer/Mobile

Feb 14, 2022 | Video Subtitles

It is very convenient and beneficial to add subtitles to an MP4 file because not every time everyone is listening to your audio or might be the audience do not speak and understands your language. The audience gets more engaged through subtitles. Moreover, adding subtitles improve SEO and helps to increase social video reach. This article sums up how easy it is to add subtitles to video MP4 and what are different ways and how you can do it online and on computers and mobiles. This article is also an abstract of how to add subtitles to MP4 without encoding. Each step in the article will be well explained by adding relevant pictures and general queries regarding adding subtitle track to MP4 will be answered.

Part 1: How to Automatically Add Subtitles to MP4 Online

You can add subtitles to MP4 video without encoding. You don’t have to install apps or different software for this purpose. Many websites are available that allow adding subtitles to MP4 like veed.io, happyscribe, kapwing etc. Let’s take happyscribe as an example and understand step by step procedure with images.

Step 1: Open the browser. Search for www.happyscribe.com. Upload the video for adding subtitles.

add subtitles to MP4

Step 2: Click on the “Subtitles” option and then choose “Auto Transcribe” from that list and it will start transcribing.

Step 3: You need to navigate through the editor to choose the text style, size and font for subtitles.

add subtitles to MP4 video

Step 4: Finally download video by clicking on the “Export” button.

add subtitles to MP4 file

Part 2: How to Add Custom Subtitles to MP4 on Computer

When on your computer and you want to add custom subtitles to MP4, you can do it in several ways like Filmora. You can also use VLC for computers and QuickTime for Mac and there are many other ways discussed below.

Way 1: Best Way to Add Custom Subtitles to MP4 on Computer: Filmora

Filmora is a video editing software available for both online and Mac users that is easy to use and most importantly free of cost and has powerful features.


  • It offers and supports more than 50 formats for video editing.
  • It allows 4k editing.
  • Filmora also owns a film stock effects store.
  • It has all basic and advanced editing tools that are very easy to use.
  • All the editing templates and tools are free to use.

Step by Step Guideline to Add Custom Subtitles to MP4 on Computer

Step 1: Launch Filmora and import the video to the program. Select “New Project” to make another venture. From that point forward, click “Import” or simplify your recordings straightforwardly to its media library window.

The additional recordings will show up as thumbnails in the Media Library. You can double-tap a video clasp to review in the right screen window. At the point when all records are flawlessly stacked, intuitive those to the Video track (They will be consolidated into a solitary document).

add subtitles to video MP4

Step 2: Then we will add subtitles. Go to the Titles tab and get a title format you like to apply in your video by drag-n-drop or right-clicking to choose “Apply”. Drag the “T” symbol on the timeline to any place in your video. Filmora has many Titles and Text presets accessible in the Titles library, including Openers, Titles, Lower 3rds, Subtitles, and End credits too. You can double-tap it to see before adding to recordings.

add title text filmora

Double-tap on the “T” symbol to get to the alter region, then, at that point, plan your texts, change the text style, shading, style, liveliness, and then some.

edit text filmora

To alter the Titles further, click the advanced button. In the Advanced Text Editing window, you can likewise apply presets and liveliness, add more text boundaries and shapes, text fill, and shadow.

add subtitles permanently to MP4

Step 3: Then we start burning the edited subtitles to the video. At the point when you finish captions altering, essentially click “Product” to save creation. In the result window, you can choose a well-known result design like AVI, MOV, WMV, MP4, get an arranged configuration for your particular gadget, or copy it to DVD for playback on any standard DVD player or TV, or offer it with your companions through YouTube and Vimeo.

permanently add subtitles to MP4

Way 2: How to Add Subtitles to MP4 using VLC

VLC Media Player is one of the most famous media players used by many people around the world. Another usage of this media player is, you can try VLC to add subtitles to your MP4 videos with below steps

Step 1: To begin with, open up VLC and go to caption > add subtitle. Now play the video record to make sure that it’s OK.

add subtitles to mp4 with vlc

Step 2: Then we’ll add a subtitle file to the video. Go to document, and afterward pick convert/save. You will see a window show up. Click add at right to stack your video document. Go down to check your utilization of a caption document. After you peruse the caption document, select it. Then, at that point, click start. Sit tight for some time. Then, at that point, you will get a video with captions.

add subtitles to mp4 with vlc

Way 3: How to Add Subtitles to MP4 on QuickTime

QuickTime is used to add custom subtitles on Mac. Here is how

Step 1: Sign in to your account. From the Upload tab at the highest point of the screen, select From Computer. Choose the video and follow the onscreen instructions. You’ll get an email when your subtitles are prepared.

Step 2: In your 3Play Media account, explore My Files and select the video document you transferred for subtitling. Click Download, and under the Web Captions area, choose the option that says QT. Now you’ll find your video downloaded to your computer with a QT (.txt) document file.

Step 3: Open the video document in QuickTime Pro. Then, at that point, open your downloaded QT document in QuickTime Pro. To do this, find the document on your PC. Right-click the document and select Open with > QuickTime Pro. This will open a different QuickTime window that shows simply your inscriptions without the video. Duplicate the inscriptions to the clipboard by clicking Edit > Select All and afterward Edit > Copy.

Step 4: Add subtitles by clicking EDIT> Add to the movie. Save the files with caption.

Way 4: How to Add Subtitle File to MP4 with Video Converter Ultimate

There are a ton of programs available to combine captions and recordings like Video Converter Ultimate. This program not just empowers you to add captions to a video document, yet additionally permits you to add captions to a video and copy to DVD for watching on TV. Presently adding a caption and copying DVD with the across-the-board programming, no outsider apparatuses are required.

Step 1: Send off the program and import video records by hauling video to the essential windows, or by clicking the “Add Files” button to add video documents from a program window.

add subtitle track to MP4

Step 2: Click the “Alter” button on the imported video to raise the video altering window. Go to the “Caption” tab at the top and snap the “+” button to import outside caption documents. After the caption is stacked, you can see it to the right see windows with the default style. By actually taking a look at the choice “T”, you can change the caption style by text style, shading, size, position, straightforwardness, and so forth. In the case everything works out positively, click the “Alright” button to affirm settings and close the altering window.

add subtitles to MP4 video

Step 3: On the essential windows, pick the ideal result design from the result design list. Here, you can pick a video organization or gadget design as the resulting design. At last, click the “Convert” or “Consume” button to compose a caption for your video. To copy recordings with the caption to DVD, in Step 1, you should import documents in the “Copy” interface rather than the “Convert” interface.

add subtitles to MP4 - step 1

Part 3: How to Easily Add Subtitles to MP4 on Mobile for Free

If you wish to add subtitles to MP4 on mobile for free, you can install VLC on Android.

Step 1: Open the application and select the video you need to play. Tap on the screen to raise on-screen fastens and hit the player symbol at the base left.

add subtitles to mp4 on mobile - step 2

Step 2: Grow the Subtitles menu by tapping the down bolt close to it. Then, at that point, select Download captions.

add subtitles to mp4 on mobile - step 3

add subtitles to mp4 on mobile - step 4

Step 3: Many subtitles will appear. Press “Download” on any icon and they’ll be added.

add subtitles to mp4 on mobile - step 5

Part 4: FAQs

Will projects will be lost if Filmora is uninstalled?

No, they won’t be deleted. They are saved in your account.

How long can be videos on Filmora?

11 hours long.

Is there a watermark on Filmora?

Yes, but you can remove it by going to the official website and registering for a full version of the program.

Does adding subtitles increase video reach?

Yes, it improves SEO.

Is VLC on Android works well?

Yes, it works efficiently.


We went through several soft wares to add subtitles to video permanently either custom or automatically and how we can do it on mobile phones, computers, and Mac. The extract is that Filmora is the best software for adding subtitles as it is free of cost, accessible, and easy to use.