MarklyKit vs ZLogin

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

MarklyKit compared with ZLogin
Detail	MarklyKit	ZLogin
What it does	Browser extension for highlighting, annotating, and taking notes on any webpage	Antidetect browser for managing multiple accounts on a single device without account association or blocking issues
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	SG
Pricing model	Freemium	Freemium
Pricing	Free plan includes unlimited highlighting and drawing with local-only storage. Pro plan costs $7.99/month with a 7-day free trial, including cloud sync, unlimited sticky notes, PDF export, AI connectors, and API access.	Free plan with 2 browser profiles. Professional plan $14/month with 10 profiles plus $5/month per additional team member. Business plan starting at $66/month with tiered pricing: $61/profile for 0-200 profiles, $126/profile for 200-500 profiles, $231/profile for 500-1000 profiles, plus $5/month per
Key features	Privacy masking with blur tool for sensitive data AI connectors for Claude, ChatGPT, and Grok via MCP server Local-first storage with optional cloud sync on Pro plan Keyboard shortcuts for rapid tool switching Focus mode to toggle annotation visibility Browser PDF highlighting support	Real device fingerprint simulation with customizable parameters Isolated browser environments for each account Multi-window synchronization for real-time coordination No-code RPA engine for task automation Batch profile creation and management Proxy configuration with rotating proxy support Encrypted data storage with cloud sync Team collaboration with role-based permissions
What makes it different	Designed specifically for academic research with citation-ready PDF exports Built-in MCP server enabling direct AI integration without copy-pasting No account required to start highlighting immediately	Clean, intuitive UI that's easier to use than competing antidetect browsers Verified across leading detection platforms including Pixelscan, AmIUnique, CreepJS, and BrowserScan Fast profile launch and snappy performance Affordable pricing without compromising on professional features Profile sharing for teams without exposing passwords
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	45 no change since last check
Trust Flow (Majestic)	0	13
Citation Flow (Majestic)	6	33
Referring domains (Majestic)	2	165

5 details filled in for both companies.

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