Free word-by-word caption generator that runs in your browser with no uploads or watermarks
Stage
Not given
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Founded
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Based in
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BD
Pricing model
Free
Freemium
Pricing
Not given
Free: unlimited videos, Classic and Lyrics styles, MP4/SRT/VTT export with no watermark. Pro: $19/year (limited-time launch price), $3.99/month, or $59 lifetime. Pro unlocks 100+ caption styles, auto emoji, smart highlights and filler-word cleanup.
Key features
Spatiotemporal control for precise motion and timing
Image-to-video transformation maintaining character consistency
Support for various anime styles and artistic approaches
Advanced motion control through prompts and parameters
Real-time generation progress monitoring
Private gallery for registered users
Advanced frame interpolation for smooth animations
Web-based platform with no special hardware requirements
Word-by-word caption timing: each word gets its own start and end time, grouped into short captions
100+ caption styles including Classic, Lyrics, Glide, Neon, Sing-Along, and more
On-device transcription using OpenAI's Whisper model with no server uploads
Export as MP4, SRT and VTT subtitle files
Pro: Auto emoji feature that matches captions to 350+ keywords
Pro: Smart highlights to emphasize key words in each caption
Pro: Filler-word cleanup to hide "um", "uh" and "hmm"
Import custom SRT subtitles and apply caption styles
Lyric video mode with words timed to vocal instead of speech
What makes it different
Specialized in anime-style video generation with superior motion control
Powered by Bilibili's open-source AI anime video generation model
Maintains character details while creating smooth animations
Optimized model architecture for efficient video generation
Completely free with no watermarks for unlimited videos using Classic and Lyrics styles
No uploads: everything runs in your browser on your own device, keeping your video private
Works offline after initial load, with speech model cached locally on your device
Exports finished MP4 videos with burned-in captions, not just subtitle files
Low price for Pro: $19/year launch offer is far cheaper than competitors like Submagic and VEED
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