Image Cosmos vs Comprestack

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

Image Cosmos compared with Comprestack
Detail	Image Cosmos	Comprestack
What it does	Free private browser-based image tools that keep your files on your device	Compress and convert images via REST API with JSON responses
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Free	Freemium
Pricing	Not given	Free: $0 per month with 20 images/month. Pro: $8/month billed annually ($96/year) with 2,500 images/month. Business: $28/month billed annually ($336/year) with 25,000 images/month. Image pack: $5 one-time for 500 images valid 12 months. White label: $70 minimum credits, then $500+ top-ups at $1.00 p
Key features	Not given	Compress images in original format Convert between formats including WebP and AVIF Lossless compression mode on Pro and Business plans Batch processing up to 5 files on Free, 10 on Pro/Business Custom quality levels on paid plans REST API for server-side integration Metadata removal by default, optional retention Images automatically deleted within 1 hour Target file size compression option White label option with custom branding
What makes it different	All processing happens locally in your browser with no file upload to servers	Quality-first optimization that keeps photograph appearance intact Private by default with automatic deletion within 1 hour No training of AI on images or image selling Synchronous API with results in the same request Support from real people, not automated systems
Community votes	0	0
DR (Domain Rating by Ahrefs)	11 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	19	0
Referring domains (Majestic)	8	0

3 details filled in for both companies.

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