AtriumKit vs PixExtender

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

AtriumKit compared with PixExtender
Detail	AtriumKit	PixExtender
What it does	Turn one click-through into an interactive demo and step-by-step guide	AI Image Extender - Expand Images to Any Size
Stage	Startup	Not given
Founded	2026	Not given
Based in	US	Not given
Pricing model	Freemium	Freemium
Pricing	Free: $0 forever with 3 published demos. Pro: $32 per creator per month billed yearly, or $38 per month billed monthly. Team: $58 per creator per month billed yearly, or $69 per month billed monthly. Enterprise: Custom pricing. Viewers are free on all plans.	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	Guided demos with step-by-step tooltips and zoom Clickable demos for sandbox exploration Chrome extension recorder with auto-blur HTML capture with page-text editing AI voiceovers and captions in 15 languages Step-by-step guides with screenshots Lead forms with CRM and webhook integrations Personalized links for prospects Analytics and drop-off tracking Video studio for creating product 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	Edit captured pages as text instead of re-recording when UI changes Cheaper than competitors like Arcade and Storylane Works with AI assistants through MCP server on all plans One recording usable across sales, marketing, support and customer success	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)	12 +6 (up) since last check	24 −1 (down) since last check
Trust Flow (Majestic)	0	5
Citation Flow (Majestic)	13	26
Referring domains (Majestic)	1	97

5 details filled in for both companies.

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