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Add subtitles to video.

Easiest subtitling ever.

Add subtitles and captions to video automatically. Boost your video engagement and repurpose your content like a Pro with AI transcription.

How it works • 8:48

Video caption generator.

No need for big budgets or to spend time on training.

Generate open or closed captions for videos automatically, in a matter of seconds. Subly will do the heavy lifting, so you can focus on making subtitle edits and styling your video, ready to share faster with your audience. You wouldn’t share a video without image or sound. So why leave out the text?

Subtitles can help to get the attention of those with sound off, deaf or hard of hearing. Making sure they can understand your content, whilst your engagement soars too.

Easy and fast. Subtitle video in minutes.

Automatic and accurate subtitle generator. Generate subtitles and captions in 31 languages and dialects. Get finer details and styling sorted in a few clicks.

Over 150,000 video and audio creators are already using it.


Social media and marketing teams use Subly to boost video content engagement and grow their audience with more views.
Get started today

Try full features for 7 days.

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Subtitle. Brand. Trim. Repurpose...

Subtitles should be part of every video content workflow. But it really doesn't need to take much time or knowledge of video editing tools.

We made it simple so you can get accessible content for anyone with sound turned off, without needing huge budgets or years of training.

Add subtitles to video online.

Upload video files from your computer, Google Drive, Zoom, or import from social media platforms (YouTube, Vimeo, TikTok...). Get subtitles burnt in and download in minutes. Our AI will generate transcription for you, so you still have control to edit the style and content of your video but don’t have to be delayed by a human.

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Try full features for 7 days.

Brand your video.

In a few simple steps change the colour, font and position of your subtitles. Once you’ve made the changes once, save your template to use time and time again. Capture more attention and show your brand.

  • Change the font, colour and position of subtitles

  • Add your logo and brand colours

  • Save your style as a template

Try it now
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Try full features for 7 days.

Trim & resize videos.

Trim your videos and create snippets for YouTube Shorts, Facebook, Instagram, YouTube, TikTok... or resize your video in one click for different social media platforms. No need to use other tools, keep your workflow simple and repurpose for different channels. Help those with sound off to watch your videos in full.

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My team love using Subly to save time and repurpose my YouTube content for different platforms.
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Ali Abdaal
YouTuber
Try it now
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Try full features for 7 days.

Easy to use. Loved by teams around the world.

Subtitles really don’t have to be complicated. Subly is fast, easy-to-use and you can try all the features for 7 days.

Get subtitles added to your video (open captions) or choose different files like SRT (subtitle file) or VTT (closed captions) to use alongside with your video. Even repurpose the content from your video into transcripts with a TXT generated every time you upload a video or audio.

Subly use case

Social media.

Share more video or audio content online, helping users to engage with videos, and to improve global accessibility.

Subly use case

Marketing.

Automate their workflows and get more content out the door faster, with video content that is accessible and on brand.

E-learning & training development.

Automate their workflows and get more content out the door faster, with video content that is accessible and on brand.

Subly use case
Subly use case

Content.

Maximise content reach with automatic subtitles, styling and repurposing in minutes.

Global events & meetings.

Make the local - global and increase your engagement & reach

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Why add subtitles to video?

By adding subtitles to your videos, you’ll capture the attention of those watching without sound or who are deaf or hard of hearing. On Facebook alone 85% of all video content is watched without sound.

Want to stop the scroll? Add subtitles to make your video content accessible to more people. Reach more of your audience and give your content the views it deserves.

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Social channels

Resize your videos with captions for different social platforms. Make your content ready to use on multiple channels instead of just one and increase your reach.

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Internal comms

Reach the whole of your internal team and increase engagement with subtitles that increase the likelihood that your team watches until the end.

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Paid Ads

Increase engagement with your paid efforts by adding subtitles and getting the attention of those scrolling with sound off.

Bring video content closer to your audience.

Want to get started with automatic caption video editor? Discover the other tools to pair with the caption generator to maximise your content.

Make your upload, video editing, styling and download simple. Repurpose all the content you’re already using at once, with different file types and languages to really maximise your content and reach new audiences.

Subtitle translator.

Make your video or audio content accessible to people all over the world.
subly automatic subtitle translator
  • Generate separate closed caption files for all translated languages.

  • Up to 98% accuracy in speech recognition and it keeps improving with each passing day.

  • Pick between the subtitle mode for easy and accurate time-stamping, and plain text mode for effortless repurposing of your transcript.

Subtitle translator
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Audio to video.

Get your share of traffic from video-based platforms.
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  • Easily and automatically turn audio files into captivating videos.

  • Grow your follower base by recycling your most engaging content in new formats.

  • Increase traffic, views, and authority by making your content more accessible.

Audio to video
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Speech to text transcription.

Convert video and audio to text and get more out of your content with speech recognition.
Subly download options
  • Save hours of content creation work with speech-to-text transcription.

  • Repurpose audio content as social media posts.

  • Convert your audio or video into text (TXT, SRT or VTT).

Speech to text
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subly automatic subtitle translatorSubly download options

Why users love  Subly captions?

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Try full features for 7 days.

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Captions used to take 2 hours and now it takes 2 minutes. Subly has saved me countless hours.
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Lewis Burgess
Content Creator, Arrow Twelve

Q&A

What video types can I upload?

We currently support .mp4 or .mov file types. You can even upload your audio file (.mp3), add an image to it and turn it into a powerful .mp4 file with subtitles. If your file format doesn’t match, you can use a 3rd party converter.

How to download subtitles?

Use Subly editor to download video or audio files with subtitles. Once you've finished editing your video or audio, simply click the download button top right and select the sizes and formats (video, SRT, VTT or TXT) you need. Then click download, your files will download to your device or to Google Drive.

How to add subtitles to a video?

To add subtitles to a video, follow these steps:
1. Upload a video file and select the spoken language for accurate subtitles.
2. Automatically generate subtitles or captions and make edits to your transcripts. You can also upload your SRT file, or type subtitles.
3. Change the style of subtitles, font, size to match your requirements.
4. Download subtitles burnt into the video (MP4, MOV) or in TXT, SRT, VTT format.

How to add subtitles to YouTube videos?

Once you’ve downloaded your subtitle file from Subly, just sign into your Youtube Studio account. Choose Subtitles in the left menu, and pick the video you’d like to add captions to. Select the language of your captions and upload your SRT or VTT file, and that’s it!

How to add subtitles to TikTok videos?

Upload your video to Subly to create subtitles. Edit and style them any way you want, then burn them into your video. Go to TikTok and upload your video the way you normally would, only this time, it will already have subtitles.

How to add subtitles to Instagram videos?

Choose your video and feed it to Subly. Let Subly create your captions. Edit and play with the settings until they look just the way you want them to. Burn them in. Post your Story or Reel just like you normally would.

What languages do you support?

You can add subtitles to video in the below languages and dialects. Also, you can translate your subtitles.

  • Arabic Gulf
  • Arabic Modern Standard
  • Brazilian Portuguese
  • Canadian French
  • Chinese Mandarin-Mainland
  • Dutch
  • English GB
  • English US
  • English AU
  • English IN
  • English IE
  • English ZA
  • English NZ
  • Farsi
  • French
  • German
  • Hebrew
  • Indian Hindi
  • Indonesian
  • Italian
  • Japanese
  • Korean
  • Malay
  • Portuguese
  • Russian
  • Spanish
  • Swiss German
  • Tamil
  • Telugu
  • Turkish
  • US Spanish

How to download YouTube videos?

To download YouTube videos, follow these steps:
1. Copy the video URL from your browser or in YouTube click share and then copy the URL.
2. Insert the URL and click import.
3. Edit or brand the video.
4. Download in a desired video format: MP4 or MOV.

How to download from Vimeo?

To download from Vimeo, follow these steps:
1. Copy the video URL from your browser or in Vimeo click share and then copy the URL.
2. Insert the URL and click import.
3. Edit or brand the video.
4. Download in a desired video format: MP4 or MOV.

How to download TikTok videos?

To download TikTok videos, follow these steps:
1. Hover over the share icon in TikTok and copy the URL.
2. Insert the URL and click import.
3. Edit or brand the video.
4. Download in a desired video format: MP4 or MOV.

What does SRT stand for?

SRT is short for SubRip Subtitle format. It got its name from a DVD-ripping software that was used to extract the subtitles and their timings from DVDs and other types of videos. It’s a universal subtitle format which contains the captions, sequence numbers, and timecode.

How to export SRT or VTT files?

When you've finished with your editing you simply hit the download button and select the types of files you'd like to download, including VTT and SRT as options.

What file types can I download?

You can download subtitled videos and your original video in different aspect ratios. You can also download TXT files, useful for repurposing your audio or video to text. VTT and SRT files are also available to download with Subly's video editing software. Log into your account and click the Download button to see the available file formats.

How to Merge SRT with MP4?

If you already have an SRT file, you can add this to a video (.MOV or MP4) that you have uploaded. Once uploaded you can edit if needed, or just use it as it is. Just look for the tool icon in the video editor screen to find the option to upload your own SRT file. Once you download your video, it will have your SRT file burned into it unless you choose a different download option.

How to resize a video for social media?

Upload a video and go to the editor, then select the ‘Size’ tab and choose the size you need. Pick from 16:9, 9:16, 1:1 or 4:5. This will help with all your favourite platforms like YouTube, Facebook, Instagram, Twitter, LinkedIn, TikTok, Snapchat and Pinterest.

How to add borders to a video?

Select fit with border when editing your video to move your subtitles to the border and give the main frame more space. Find this option by logging into your Subly account and exploring your video editor features.

How to edit videos faster?

To speed up your editing even more, you can use style templates in Subly to save the colours and styles you usually choose and select in just one click over and over again. Templates are available for Premium and Business features only. Check this and other features plans offer.

How to brand a video?

You can style your subtitles, headlines and add your own brand logo to your video. Open your Subly editor and brand your subtitles in a couple of clicks.

How to change timestamps on a video?

You can change the timestamps on your videos in the subtitles editor. You can add, edit and delete timestamps too. Log into your Subly account and open your subtitles editor.

Chat with our team

“Whether you’re a start-up or a Fortune 500, we’d love to chat about our products and make a personalised plan that fits your business.”
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Andy
Head of Sales and Customer Engagement
  • Learn more about Subly

  • Find the right solution for your needs

  • Schedule a demo

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