Caption Generator vs CorridorKey 2.0

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Caption Generator compared with CorridorKey 2.0
Detail	Caption Generator	CorridorKey 2.0
What it does	Add accurate, styled captions to any video in about a minute	Neural green and blue screen keying that rebuilds hair, motion blur, defocus and glass into clean linear alpha
Stage	Not given	MVP
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Freemium	Paid
Pricing	Free: unlimited SRT/VTT/TXT downloads, 30 transcription minutes daily, videos up to 10 minutes, 720p export with watermark. 7-day pass: $7.99 one-time for 120 transcription minutes, up to 30-minute videos, 1080p no watermark, AI translation, custom fonts. Pro: $14/month or $96/year (save 43%), 300 t	Personal: $58.91 one time (beta pricing, regular $117.81 from November 21). Studio: $42.50 per seat (founder pricing, back to $85.00 on November 21) for 5 to 24 seats, 25+ negotiated. Prices include VAT and are auto-adjusted for region. One-time purchase with 14-day money-back guarantee.
Key features	Word-by-word animated captions with synchronized timing 16 pre-made caption styles including Bold Pop, Karaoke, Highlight Box and Neon Customizable fonts, colors, size and position Support for 30+ languages Export as SRT, VTT, TXT subtitle files MP4 video export with burned-in captions Editable captions with word-by-word control AI translation into 27 languages Upload custom fonts (TTF, OTF, WOFF, WOFF2) Browser-based processing with no software installation	One-click keying for most shots Time awareness to eliminate flicker and chattering AlphaHint artistic control via mask images or video Native 4K and higher resolution support HDR support and floating point color depth Works on any color background Standalone app for bulk processing Available for DaVinci Resolve, Nuke, After Effects, Premiere Pro and Blender Predicts transparent foreground colors intelligently
What makes it different	All processing happens in your browser; videos never upload to servers Free subtitle file downloads with no watermark; video export watermark only on free plan Works entirely in browser with no account required for subtitle downloads Automatic punctuation and accurate captions for clear speech with full editing control Support for multiple video and audio formats in one tool	Solves the un-mixing problem that other keying tools cannot One purchase covers every major VFX software without subscription Production-tested and used internally at Corridor Digital for 400+ VFX shots Time-aware analysis eliminates flicker and preserves fine details like hair
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 +1 (up) since last check	26 −1 (down) since last check
Trust Flow (Majestic)	1	13
Citation Flow (Majestic)	20	11
Referring domains (Majestic)	7	7

5 details filled in for both companies.

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