UniFab vs PixExtender

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

UniFab compared with PixExtender
Detail	UniFab	PixExtender
What it does	AI-powered online video enhancer for upscaling to 4K and restoring video quality	AI Image Extender - Expand Images to Any Size
Stage	Established	Not given
Founded	Not given	Not given
Based in	HK	Not given
Pricing model	Freemium	Freemium
Pricing	Free credits for new accounts. Paid plans: 600 Credits starting at $16.67 ($0.0278/credit) or 1000 Credits starting at $25.00 ($0.0250/credit) with flexible monthly or yearly subscription, or pay-as-you-go one-time purchase.	Free credits on signup. Monthly subscriptions: Basic $8.3/month (2400 Credits, up to 1200 images, max 2000x2000), Creator $20.8/month (6600 Credits, up to 3300 images, max 3000x3000), Master $41.6/month (14400 Credits, up to 7200 images, max 4096x4096). Yearly plans: Basic $99/year, Creator $249/yea
Key features	Upscale videos up to 4K with 1x, 2x, or 4x scaling options Frame-by-frame AI analysis and detail reconstruction Noise reduction and artifact removal Real-time preview of enhanced results No download or installation required Works on Windows, Mac, Chromebook, iPad, and mobile devices Supports MP4, AVI, MOV and more formats HTTPS/TLS encryption and automatic deletion after 3 days No watermarks on downloaded videos	Seamless image expansion with AI-generated matching backgrounds Expand images up to 4096x4096 pixels without quality loss Batch process up to 20 images at once with consistent results Platform presets for Instagram, Pinterest, YouTube, Facebook, LinkedIn, Twitter Custom aspect ratio and dimension selection Support for JPG, PNG, and WEBP formats Original image content stays pixel-for-pixel untouched Content-aware outpainting preserves subject position Export ready-to-use files in exact dimensions
What makes it different	Advanced AI reconstructs missing details rather than stretching pixels like simple upscaling Cloud GPU processing eliminates need for powerful local hardware Natural-looking enhancement without artificial or over-processed appearance Never uses videos to train AI models and videos are deleted within 3 days Free credits for new accounts with no credit card required	Seamless, natural results that look like original photos without visible seams or stretched pixels Batch processing of up to 20 images with one-click consistency No design skills or complex tools required Free credits for new users to start immediately Designed for multiple use cases: creators, e-commerce, photographers, and everyday fixes
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	56 −1 (down) since last check	24 −1 (down) since last check
Trust Flow (Majestic)	26	5
Citation Flow (Majestic)	48	26
Referring domains (Majestic)	1254	97

5 details filled in for both companies.

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