FastH3 Omni vs PixExtender

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

FastH3 Omni compared with PixExtender
Detail	FastH3 Omni	PixExtender
What it does	AI video generation with synced audio from reference images and text prompts	AI Image Extender - Expand Images to Any Size
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	Not given	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	Up to 9 reference images per generation Up to 3 audio references per generation 5 fixed video lengths from 5.875 to 14.375 seconds 4 aspect ratios (16:9, 1:1, 9:16, 4:3) 24 fps frame rate Real-time rendering for first 3 reference images First and last frame control MP4 output saved for 7 days Text prompt with reference naming Automatic credit refund for failed generations	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	Synced audio and video in a single generation pass 8-step distilled model for fast generation in browser No installation or GPU 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)	4 +4 (up) since last check	24 −1 (down) since last check
Trust Flow (Majestic)	0	5
Citation Flow (Majestic)	0	26
Referring domains (Majestic)	0	97

4 details filled in for both companies.

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