Get fast, quality captioning at the best price.


Nothing is more easy

Upload a video to get your captions

Upload & Setup

Start by importing your videos on the platform. Then select captions in the languages you want. All data is encrypted and secure.

Start your project
OUR Professionnal CAPTIONERS work on  YOUR PROJECT

We create captions

Once your video is imported, we take care of proofreading and editing your captions. Receive the finished project in your mailbox.

Start your project
review and Export your captions files

Captions ready!

When your video has been proofread, you can export the subtitle file (SRT, VTT, Docx, TXT, ...) or export the video directly with embedded captions.

Start your project

We support all your
captioning projects

You can entrust us with your projects regardless of the length of time or language of subtitling required. Our professionals will process your request as quickly as possible.

Captions burned in
your video

Once you have been able to fine-tune your captions, choose the font, color and background that best suits your creation. Start exporting from the Checksub platform to get a video with the captions embedded in your image.

Mathieu Tonin
Co-founder of

"The tool is hyper well thought out, the prices are right and the execution is as fast as it is qualitative.
The discovery of checksub changed everything."

Support by your video platform.

Simply edit your caption

Once your project is finalized, take advantage of our powerful online editor to fine-tune your project.


Edit subtitles

The simplicity above all our caption editor is made to save your time. Creating captions has never been easier.


Share subtitles

Share your captioning project with all your collaborators. Create a sharing link to allow them to view and edit the captions.


Export subtitles checksub gradient

Export a subtitle file in the desired format (.srt, .vtt, .txt,...) or the video with the burn-in subtitles.

Frequently asked questions

What is Checksub ?

Checksub is a French company specialised in captioning services since 2017. We developed an automatic subtitle editor to easily create subtitles for any videos. Associate to professional captioners we provide the most efficient subtitling service in Europe. Our clients are individuals, national and international companies, TV channels, media group, tech start-up…

What are the languages supported?

Our expert can create your subtitles in 14 different languages : Arabic, Dutch, English, French, German, Greek, Hindi, Japanese, Korean, Chinese, Portuguese, Italian, Russian and Spanish.

Other languages are available on request, please contact us at [email protected].

My subtitling volume is different from one month to the next, what should I do?

On your dashboard, you can buy "Top-Up Credits". These credits allow you to get additionnal hours if you need. Like this you can meet your specific needs. Those Top-up credits are available for 1 year from the purchase date.

How long does it takes to get my captions ready?

We usually deliver projects in 12 to 48 hours for 10 minutes videos. For foreign subtitles, once you approved the captions you need to add about 2 days for translation and proofreading.
Of course, the time required to create subtitles depends on the duration of your project. If you have a larger project, you can contact us for an estimate of the turnaround time.

Send your request to the following address: [email protected].

How do I get a quote or an invoice?

As soon as you buy credits on Checksub an invoice is automatically sent to the email registered in your customer area. If you need to retrieve an old invoice you can contact us. To get a quote you can send us a message on the live chat or send us an email at [email protected].

How much does a professional service cost?

We provide professional captions for your video in its source language (English or French) for €5.00/minute. Subtitling your video in a foreign language + original language (included). €21.00/minuteAll prices are depedent of volumes you need to subtitle. See all our pricing for more informations.

Can I give instructions to subtitlers?

Of course, we will adapt the subtitles to your request. You can fully customize your subtitles with : color / position / font / size / characters per line / line per subtitle ...

By default, we will respect professional standards.

Still have questions?  Please email us at [email protected]

Do you have a specific need
or a large volume of projects?