H3 Max 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.

H3 Max compared with CorridorKey 2.0
Detail	H3 Max	CorridorKey 2.0
What it does	Turn prompts or images into 5–15 second videos with synced audio	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: 25 starter credits. Basic: $19.90/month for 1,000 credits. Standard: $39.90/month for 2,500 credits. Pro: $99.90/month for 7,500 credits. Video costs: 10 credits per second at 480P, 20 at 768P, 35 at 1080P. One-time yearly plans available at $178.80, $358.80, and $838.80 respectively with 30%	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	Text-to-video generation from prompts Image-to-video with optional end-frame control Native audio rendering including dialogue, sound effects, and music Multiple resolution options: 480P, 768P, 1080P Reference-to-video using multiple input sources Dialogue support in 11 languages Adjustable video length from 5 to 15 seconds Six aspect ratio options for composition H3 Max Director for iterative scene direction H3 Max Lip Sync for talking-head generation from photos	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	Ranked #1 on Design Arena's August 2026 image-to-video rankings with Elo 1,341 Native audio and dialogue rendering in the same pass without separate voice-over work Sub-3-second model time for 5-second 768P renders Preserves text and logos with reliable brand rendering across resolutions Tuned for prompt adherence and visual aesthetics over base model	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)	28 −1 (down) since last check	26 −1 (down) since last check
Trust Flow (Majestic)	12	13
Citation Flow (Majestic)	31	11
Referring domains (Majestic)	89	7

5 details filled in for both companies.

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