ARM64JS vs CurlShot

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

ARM64JS compared with CurlShot
Detail	ARM64JS	CurlShot
What it does	ARMv8-A emulator that boots Alpine Linux in the browser	Take a screenshot of any website as an image or PDF
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Not given	Free: 100 screenshots per month; Starter: $19 per month for 3,000 screenshots; Growth: $79 per month for 15,000 screenshots; Scale: $249 per month for 60,000 screenshots
Key features	Multi-vCPU support VM state snapshots stored in browser storage Package management via apk Docker support WebSocket-to-TCP proxy for internet access	Multiple output formats: PNG, JPEG, WebP, PDF Responsive design preview: computer, phone, tablet views Automatic ad and cookie banner removal Video recording: MP4, WebM, GIF formats HTML and Markdown rendering Signed links for secure sharing without exposing API key Caching to avoid duplicate charges Login support with cookies and headers
What makes it different	Full Alpine Linux environment with real kernel and binaries Persistent VM state across page reloads	No installation required, works in any browser Pay only for successful screenshots, failed renders are free Fixed monthly pricing with no overage charges Free plan with 100 monthly screenshots, no card required Simple API with one HTTP request for any language or server
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)	Not checked yet no change since last check	22 −2 (down) since last check
Trust Flow (Majestic)	0	5
Citation Flow (Majestic)	13	23
Referring domains (Majestic)	9	79

4 details filled in for both companies.

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