4K Video Upscaler vs Rea Video

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

4K Video Upscaler compared with Rea Video
Detail	4K Video Upscaler	Rea Video
What it does	Free AI video upscaler that runs in your browser with no watermark, signup, or upload required	Reverse-engineer any video, shot by shot, to get a production blueprint
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Open source
Pricing	Not given	Open-source and free to use offline. Optional third-party vision models (Gemini or Doubao) available for improved accuracy on re-compressed files; costs depend on the model provider's pricing, not Rea Video.
Key features	Runs entirely in browser on WebGPU with no upload required Upscale to 1080p, 2K or 4K resolution No signup, watermark or account needed Supports videos of any length with progress saved Batch upscale up to 200 videos at once on computer Opens MP4, MOV, MKV, WebM, 3GP and converts older formats Quality tiers from 2× passes to 4× restoration Deinterlace interlaced video during conversion Download results as MP4, MOV, MKV or WebM with audio Works on phones with Chrome, Edge, Samsung Internet or Safari	Shot-by-shot production classification into 7 categories with confidence scores Reverse-engineered prompts for AI-generated shots Filming notes with camera, lens, and lighting setup details Caption extraction with timings exportable as SRT/ASS Audio analysis: voice, music, BPM, and sound-effect placement 98%+ shot classification accuracy on original files Optional vision model integration for re-compressed files Support for multiple video types: live-action, AI, 3D, code, avatar, screen recording, mixed
What makes it different	Runs entirely on your device—no file uploads to servers or accounts required Measures your device's graphics performance to give accurate time estimates Supports unlimited video length with progress saved automatically Batch process up to 200 videos with one set of settings Adapts quality settings based on content type and compression level	Provides actionable remake plans instead of just binary AI/real labels
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	11	0
Citation Flow (Majestic)	19	0
Referring domains (Majestic)	3	0

4 details filled in for both companies.

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