AI caption and subtitle generator that adds captions to videos in seconds with no watermark
Create viral UGC videos in seconds with AI
Stage
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Founded
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Based in
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Pricing model
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Paid
Pricing
Free: 30 minutes of captions per month, 1080p MP4 export up to 3 minutes, 8 caption styles, SRT/VTT/TXT downloads up to 30 minutes, free translation into 100+ languages. Pro: $6.99/month (limited-time price, normally $9.99) or $59/year, unlimited captions on videos up to 90 minutes, all 22 caption s
Basic: $49/month with 5000 credits/month, 200 image uploads, 40 custom characters. Pro: $99/month with 10000 credits/month, 2000 image uploads, 100 custom characters. Ultra: $249/month with 25000 credits/month, 10000 image uploads, unlimited custom characters. 30-day money-back guarantee. Annual bil
Key features
Automatic speech transcription in 100 languages with automatic language detection
SRT, VTT and TXT subtitle file downloads
Free translation into 100+ languages
Copy caption style from screenshot functionality
Bilingual captions showing two languages simultaneously on Pro
Video processing entirely in browser with audio-only server transmission for privacy
Word-level timing synchronization for precise caption timing
Talking AI actors that speak scripts and react naturally
B-roll scene generation with product close-ups
Custom AI actor creation and reuse across videos
Product-in-hand demo generation from product photos
Character gestures with expressive hand movements
Script editing with conversion-focused AI suggestions
Fast video generation in minutes
Multiple video variations in single session
Commercial rights to all generated videos
Video optimization for paid social platforms
What makes it different
Fastest among 10 tested caption tools, 6.7× faster than CapCut and 4.7× faster than VEED
Highest accuracy with 5.7% word error rate in October 2026 accuracy test of 8 caption tools
Video stays entirely private with only audio sent for transcription
Generate complete UGC videos without hiring creators or scheduling shoots
Create multiple video variations and test different angles quickly
AI actors with natural lip-sync and facial expressions that look human
Scale video production without expanding team size
Full control over scripts and complete commercial rights