How to Generate Automatic Subtitles for Free

Creating engaging video content is a rewarding endeavor, but transcribing audio for subtitles can be a real time-suck. Fortunately, the world of free automatic subtitle generation offers a solution! Whether you're a seasoned video creator or just starting out, adding subtitles can significantly enhance the accessibility and reach of your content. Subtitles not only enhance accessibility for viewers with hearing impairments, but also boost engagement by grabbing attention and catering to viewers who prefer watching with the sound off.

Intrigued by the possibilities? This blog will guide you through the process of generating subtitles for your own videos. 

What is Automatic Subtitle Generation

Are you a YouTuber? If so then you must have heard the term automatic subtitle. But wait. If this term is new for you then you will know after reading this blog. Well, automatic subtitle generation is the process of auto-captioning your video. This is the easiest process of using technology to automatically convert the spoken audio in a video or audio file into text captions displayed as subtitles.

Automatic subtitle generation technology relies on two key areas: speech recognition and text conversation. You must be wondering what speech recognition and text conversation terms mean.

Well, speech recognition is the ability of your AI tool or software available in your computer program that understand and transcribe spoken language into text. You can use the feature for your YouTube videos as it is made for complex algorithms. This is usually powered by Artificial Intelligence and Machine Learning. This feature can analyze the audio waves and identify the underlying speech patterns for your content.

On the other hand, the other feature for automatic subtitles is text conversion. Once your speech in the video or audio is recognized, the system converts it into written text. This process ensures proper punctuation and formatting for readability, such as subtitles.

Here are some reasons why free automatic subtitle generators can come in handy if you dabble in Youtube: 

  • Saves Time and Money: Compared to manual transcription, automatic subtitles are significantly faster and more affordable.
  • Improves Accessibility: Subtitles allow viewers with hearing impairments to follow along with the video content.
  • Boosts Engagement: Subtitles can grab attention and cater to viewers who prefer watching with the sound off, particularly in noisy environments.
  • Enhances SEO: Search engines can crawl and index subtitle text, potentially improving your video's search ranking.
  • Reaches a Wider Audience: Subtitles can translate spoken language, making your content accessible to non-native speakers.

Tips for Getting the Best Results from Free Tools

Free online tools for automatic subtitle generation are a fantastic resource. However, you have to maximize their effectiveness. Here is how you can get the best results from free AI tools: 

Optimize Your Audio Source

If you are a YouTuber, then you would know each video requires clarity. This is why you have to create high-quality audio recordings with minimal background noise. But wait, let us tell you that you have to be extra careful while selecting your music or machinery, as they can significantly confuse the speech recognition software and lead to inaccurate subtitles.

However, you need to speak clearly and at a moderate pace in your YouTube video. This can enunciate your words clearly and avoid mumbling or speaking too fast. The clearer your audio, the easier it is for the software to understand.

While some of the free tools offer decent support for various accents, strong regional dialects may pose a challenge to you. This is why you have to consider reducing the accent if possible or you can opt for a paid service with stronger dialect recognition if needed.

Use the Editing Tools (If available)

Well, every content creator would agree with the rule of proofreading before editing. Never ever rely solely on automatic output in your creation career. Make sure to take the time to proofread the generated subtitles for any errors in transcription, punctuation, or grammar.

You know what? You can even get help from some tools that allow fine-tuning the timing of subtitles for better synchronization with the audio. However, if your tool provides speaker identification, then go for it. This will help your video with clarity.

Manage Expectations

As you know, free online AI tools have limited access. You have to understand that even though they offer a great starting point, their accuracy may not be perfect. What we would suggest to you is to avoid complex vocabulary, technical jargon, or rapid speech, as they can lead you to make more errors.

This key point in making content engaging is adding the human touch. Whenever you are recording or editing a video or even getting help from AI software, you have to do human review and editing. The generated subtitles should be considered a starting point, not a finished product.

Do you want to explore various free online tools to edit your video and find one that works best for your subtitles-specific needs or audio quality? If so, then Gling AI can be the perfect option for you.

How to Generate Automatic Subtitles For Free Using Gling AI 

  • Download and Install: Head over to Gling's website ( and download the software compatible with your device (Windows or Mac). Follow the on-screen instructions for installation.
  • Upload Your Video: Launch Gling AI and click the "Import" button. Select the video file you want to add subtitles to.
  • Free Automatic Transcription: Gling AI offers a limited free tier that includes automatic transcription. Once uploaded, your video will be processed, and a text transcript will appear within the interface.
  • Review and Edit (Optional): Gling AI allows you to edit the text, correcting any mistakes made by the AI due to accents, background noise, etc.

Wrapping Up

Free automatic subtitle generation has emerged as a game-changer for video creators. It streamlines the process, saves time and resources, and unlocks a world of benefits for both your audience and your content's reach. 

Ready to ditch manual transcription? Try Gling AI's free automatic subtitles and experience the difference!