What are AI subtitles?
AI automatically transcribes speech and generates synchronized on-screen captions with optional animation styles.
[01]AI Subtitles
Free AI Subtitles Animated captions in 100+ languages.
Create stylish animated subtitles in 100+ languages to captivate any audience. Choose your language, pick a caption style, and export in minutes.
- 01
Paste a video link or upload
- 02
Choose your language, select your style
- 03
We'll have the result
YouTubeTikTokInstagramTwitchPodcast
viralhooks.org · create
Active tool
AI Subtitles
Animated subtitles
01Describe your concept or paste a script
02Pick a viral hook from the library
03Export 9:16 MP4 with captions
9:16 · captions · hook overlay
[02] Workflow
How AI subtitles work
- 01
Paste a video link or upload
Import Shorts, Reels, podcasts-to-video, or any clip that needs captions.
- 02
Choose your language, select your style
Pick from 100+ languages and animated caption presets with keyword highlights.
- 03
We'll have the result
Download caption-ready MP4s for TikTok, YouTube Shorts, and Instagram Reels.
[03] Features
[01]Animated captions
Dynamic fonts and keyword highlights
Choose animated caption styles with emoji reactions, keyword pops, and readable fonts proven to boost retention.
- Multiple caption presets
- Keyword emphasis
- Sound-off optimized
viralhooks.org · captions
This is how you grow on Shorts
Animated captions · 9:16
[02]Accuracy
99% transcription accuracy
AI subtitles in 100+ languages with easy correction in the transcript editor.
- 100+ languages
- Speaker sync
- Easy text correction
viralhooks.org · clips
AI clips
Sort by hook fitBest reaction moment
0:42
Expert tip highlight
0:38
Funny punchline
0:55
Product demo clip
0:31
[03]Hook + captions
Pair captions with viral hooks
Lead captioned Shorts with proven hook intros for maximum first-second retention.
- 167+ viral hooks
- Hook + caption combo
- 9:16 export
viralhooks.org · hooks
Viral hooks
01Rate this dunkFree MP4
02POV transitionFree MP4
03Street interviewFree MP4
Why choose Viral Hooks for ai subtitles
Caption-ready
Pair clips with auto subtitles and animated on-screen text for higher retention.
Animated styles
Dynamic caption presets with keyword highlights that keep viewers watching.
Browser-based workflow
No desktop software — clip, edit, caption, and export from any device.
9:16 ready exports
Vertical Shorts, Reels, and TikTok formats without re-editing per platform.
Viral hook library
167+ free MP4 hook intros to lead every clip with proven retention openings.
Free to start
Browse hooks and try core tools without a credit card or watermarks on hooks.
FAQ
Frequently asked questions
Everything you need to know about ai subtitles with Viral Hooks.
Do captions increase views?
Yes. Captions improve retention, especially when viewers watch with sound off — common on TikTok and Reels.
How many languages are supported?
100+ languages for auto-transcription and subtitle generation.
Can I customize caption styles?
Yes. Choose animated presets with keyword highlights, fonts, and colors.
Is the subtitle generator free?
Explore caption tools and free hook library without a credit card.
More AI video tools
Add subtitles that keep viewers watching
Auto-generate animated captions and export Shorts-ready MP4s in minutes.