How to Add SRT to MP4 on Mac (macOS 10.15 Catalina Included)

by Brian Fisher • • Proven solutions

- "How to use SRT files with MP4?"

SRT is just a subtitle file that you can use with any media player. In using it, you must ensure the file has a similar name for compatibility reasons. You will find SRT useful in case you want to have subtitles added to your movie. It will allow you to select the right type of subtitle that suits your movie so don't have concerns of missing out on the ideal one for your use.

Simplest Way to Add SRT to MP4 Files on Mac

The originality of videos after adding SRT subtitle is one huge reason why UniConverter for Mac suits your use. It is believed that when videos are editing at high speeds quality is lost but not with this one. For iSkysoft Video Converter for Mac, it has speeds of up to 90X and that comes with a guarantee that video quality is never lost. It is a 2-in-1 software program that will download videos with a single click and then convert to edit as well as share. It's the best solution on how to add SRT to MP4 on Mac (from macOS 10.7 Lion to 10.15 Catalina).

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Video Tutorial on How to Add Subtitles to MP4 Video

Step-by-step Guide on How to Add SRT Subtitle to MP4 on Mac with iSkysoft

Step 1. Import MP4 Files

Once you have installed the right program to your computer and launched it, click "Add Files" and import the files to the program. You should only import MP4 files that you plan to work with so don't have too much baggage in the program. That's the first step to merge SRT with MP4.

how to add srt to mp4

Step 2. Adding SRT Subtitle to MP4 File

To begin adding SRT subtitle to your MP4 file, you will have to click on the "Edit" icon. After that, you can switch to the tab for subtitles. Now you can load an external subtitle file (.ssa, .ass, .srt). While, if you don't have a subtitle file yet, go to to search and download one for free.

add srt to mp4 mac

Step 3. Save Your MP4 File

Once through, make sure you have saved the changes made so that your SRT subtitle can be applied. Click on the "OK" button to save and complete the whole process by clicking on the "Convert" button. There is the optional step of choosing an output format but you should not be carried too much by that.

add srt to mp4

Why Choose UniConverter for Mac/Windows

Convert Video/Audio This iMedia Converter converts hundreds of popular videos and audio formats including: AVI, MP4, MPG, MPEG, WMV, ASF, RM, RMVB, M4V, DPG, VOB, 3GP for videos and MP3, M4A, AC3, AAC, WMA, WAV, OGG, APE, MKA, AU for audios. The conversion is high and the process is smooth.
Burn DVD You are allowed to burn and copy DVD with iMedia Converter. Download your favorite videos and then directly burn them to DVD so that you can enjoy them on any DVD player. You can also select a DVD menu for your unique DVD.
Edit Videos iMedia Converter provides you with a bunch of editing tools so that you can make full use of them to edit your videos before conversion. If you are still not satisfied, you can convert your files to formats compatible with third-party editing tool for further editing.
Simple Process The whole converting process is simple enough for beginners with zero prior experience. The user-friendly interface helps you through the whole process so you have nothing to worry about.

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Brian Fisher

staff Editor

How-to > Edit Subtitle Tips > How to Add SRT to MP4 on Mac (macOS 10.15 Catalina Included)