AI caption and subtitle generator that adds captions to videos in seconds with no watermark
AI-powered video ad generator creating UGC-style ads and promotional videos
Stage
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Founded
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Based in
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Pricing model
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Freemium
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
Lite: $19.9/month (billed yearly at $238.80 with 2 months free); Pro: $27.9/month (billed yearly at $334.80 with 2 months free); Max: $71.9/month (billed yearly at $862.80 with 2 months free). Done-for-you test pack: $99 per pack.
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
AI avatar library with 50+ languages support
UGC-style video generation with natural lip-sync
Automatic AI-powered script generation
Multi-platform export for TikTok, Meta, YouTube, and Google Ads
4K resolution export for broadcast quality
Bulk ad generation for A/B testing
RESTful API integration for custom applications
Ad compliance checking for platform policies
Product image to promotional video conversion
Platform-optimized vertical formats for Stories and Reels
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
Creates professional ads in minutes instead of weeks
No camera or video editing skills required
Complete advertising toolkit beyond just talking-head videos
AI avatars deliver authentic-feeling UGC-style content with 3x higher engagement
Integrated copywriting and optimization for conversions