✦ #1 AI Subtitles Generator

The #1 AI Subtitles Generator with Person Masking

Captions with real depth, not a flat bar. Get subtitles that read the frame sliding behind your subject or dodging their face, automatically.

It's free !!

upgrade your content to reach another level

Drop a video here

or click to browse (MP4, MOV, WebM)

33+ Themes. Our AI picks the best subtitle position in one click.

A caption theme automatically positioned around the speaker in a moving clip
✦
A creator using Bloop Studio's auto-positioned captions
A creator using Bloop Studio's auto-positioned captions
Concept preview, placeholder, local only

Sit relax, we auto-detect behind you and add subtitles in one click :)

No editing skills, no timeline to fiddle with

Aa

Word-level sync, done automatically

33+ ready-made caption themes to pick from

Runs almost entirely in your browser

Get the best subtitles, in front or behind, for your next reel.

Subtitles automatically switching between in front of and behind the speaker

This is the actual editor

Bloop Studio's editor: video preview with a bold caption theme applied, segment list, theme picker, and timeline

Creators are already in the hall of fame

Ananya Verma

@ananya.creates

“My captions finally don't sit on my face anymore. Didn't think an AI tool could get this right.”

✦ +38% watch time

Rohan Mehta

@rohanvlogs

“I used to spend an hour repositioning text in CapCut for every reel. This does it in one click.”

✦ 5 hrs saved/week

Priya Nair

@priya.edits

“Captioned my first Hindi reel and it just worked. The font looked as good as it does in English.”

✦ 12K new followers

Arjun Malhotra

@arjunreels

“The behind-the-person effect is the first thing people comment on now. Nobody else is doing this.”

✦ 2.1M views

Ananya Verma

@ananya.creates

“My captions finally don't sit on my face anymore. Didn't think an AI tool could get this right.”

✦ +38% watch time

Rohan Mehta

@rohanvlogs

“I used to spend an hour repositioning text in CapCut for every reel. This does it in one click.”

✦ 5 hrs saved/week

Priya Nair

@priya.edits

“Captioned my first Hindi reel and it just worked. The font looked as good as it does in English.”

✦ 12K new followers

Arjun Malhotra

@arjunreels

“The behind-the-person effect is the first thing people comment on now. Nobody else is doing this.”

✦ 2.1M views

Simran Kaur

@simrantalks

“Didn't expect to actually enjoy picking a caption theme. There's something for every kind of video.”

✦ 33+ themes used

Kabir Shah

@kabirshorts

“Exported a 40-second clip in under a minute. My old workflow took ten times that.”

✦ 10x faster exports

Ishita Rao

@ishita.reels

“Everything runs in the browser, so I never had to think about where my raw footage was going.”

✦ 100% on-device

Devansh Gupta

@devanshdrops

“The color picker and resize handles feel like a real editor, not a gimmick bolted onto a caption tool.”

✦ Daily active user

Simran Kaur

@simrantalks

“Didn't expect to actually enjoy picking a caption theme. There's something for every kind of video.”

✦ 33+ themes used

Kabir Shah

@kabirshorts

“Exported a 40-second clip in under a minute. My old workflow took ten times that.”

✦ 10x faster exports

Ishita Rao

@ishita.reels

“Everything runs in the browser, so I never had to think about where my raw footage was going.”

✦ 100% on-device

Devansh Gupta

@devanshdrops

“The color picker and resize handles feel like a real editor, not a gimmick bolted onto a caption tool.”

✦ Daily active user

Multi-language captions

Your captions, generated in

English

EnglishHinglishहिंदी

We care for you and your pocket

That's why we only charge what's necessary. Pick the plan that matches how much you create.

Get Started Free

$0/month

  • 5 credits
  • Edit reel up to 30 seconds
  • Get experience of Bloop Studio
Get started

Starter

$5/month

  • 200 credits per month
  • Edit up to 20 reels
  • High-quality export

Growth

$10/month

  • 400 credits per month
  • Edit up to 40 reels
  • High-quality export
Most popular

Pro

$15/month

  • 600 credits per month
  • Edit up to 60 reels
  • High-quality export
  • Premium themes
  • Priority support

Studio

$20/month

  • 800 credits per month
  • Edit up to 80 reels
  • High-quality export
  • Premium themes
  • Priority support

Three steps to a polished reel

1

Upload your clip

Drop a video. Audio extraction and transcription kick off immediately, right on your machine.

2

AI reads the frame

We segment the person pixel-by-pixel and score every word for emphasis based on loudness and text cues.

3

Edit & export

Drag captions right on the preview, pick a theme, and export a polished MP4, all processed client-side.

✦ Frame-accurate editing

Fine-tune every word, frame by frame

Timeline, synced to the waveform
Close-up of Bloop Studio's timeline with synced caption segments over an audio waveform

Give your next reel some depth

Upload a clip and see behind-the-person captions on your own footage in under a minute.

Upload a video