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Subtitle / SRT Maker

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Subtitle / SRT Maker turns your text into a proper SRT subtitle file you can use in any video editor or upload to YouTube. Write one subtitle line per line, set how many seconds each line shows and when the first line starts, and press “Create SRT”. The tool builds the full SRT with correct timecodes and lets you download it as subtitles.srt. Everything runs in your browser — free, no key, no sign-up. Subtitles do more than translate: most viewers watch videos on mute, and captions are what keep them watching. YouTube, Instagram and TikTok all read SRT files, and many editors import them directly, so a well-timed subtitle file works across every platform you publish on. This maker keeps the format simple — one line, one time slot, correct numbering — so the file it builds opens cleanly in any player or editor without fixing.

Your SRT file will appear here.

How to use Subtitle / SRT Maker

  1. Write one subtitle line per line in the box.
  2. Set how many seconds each line should show.
  3. Set the start time in seconds.
  4. Press “Create SRT”, check the result, then “Download SRT”.
  5. Play your video while you read the timings, and nudge the start time until the first line lands on the first word.

Worked example

Example: lines “Welcome to my channel”, “Today we learn AI tools”, “Let's start”, 4 seconds per line, start at 0. The maker returns a valid SRT: 1) 00:00:00,000 → 00:00:04,000 “Welcome to my channel”, and so on — ready to upload to YouTube.

Tips for better results

  • Keep each line under 42 characters so it fits on screen.
  • 4 seconds per line is a good default for narration.
  • One idea per subtitle line — viewers read while they watch.
  • Check the timing against your video before uploading.
  • Break long sentences into two short lines — a subtitle that fills the screen is hard to read while watching.

Frequently asked questions about Subtitle / SRT Maker

Is the SRT maker free?

Yes, completely free — everything runs in your browser, no API key needed.

What is an SRT file?

A subtitle file with numbered lines and timecodes that video players and YouTube read to show subtitles at the right moment.

Can I upload the SRT to YouTube?

Yes — in YouTube Studio, open your video's subtitles and upload the .srt file.

How many seconds per line?

4 seconds is a good default. Use 2–3 for fast speech and 5–6 for slow narration.

Can I edit the SRT after creating it?

Yes — it is plain text. Open it in any text editor and change lines or timings.

Does it work for Urdu subtitles?

Yes — write your lines in Urdu and the SRT keeps them exactly as written.

What is the difference between SRT and VTT?

SRT is the older, simpler format that YouTube and most editors accept. VTT is the web format used by HTML video players. This tool makes SRT, which works almost everywhere.

Can I add subtitles in two languages?

Make one SRT per language and upload each separately — YouTube lets you add several subtitle tracks to one video.

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