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Sherlock vs Maltego: catalog facts
Sherlock	Maltego
Best for: Finds accounts with a given username across hundreds of sites	Best for: Desktop tool for visually mapping relationships in OSINT investigations
Free Free and open source under the MIT licence.	Free + paid options Free Community Edition available, with paid Classic and XL tiers for more transforms and capacity.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Covers hundreds of sites from a single command Useful defensively for checking your own username exposure	Visual graph approach makes complex relationships easier to follow than raw data Wide ecosystem of data transforms for pulling in different intelligence sources
False positives occur where sites return soft errors Profiling other people without cause raises obvious ethical and legal issues	Free Community Edition has usage and feature limits compared to paid tiers Effective use requires learning its transform and graphing workflow
Downloadable app	Downloadable app
Open source	Not open source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Sherlock sherlockproject.xyz github.com/sherlock-project/sherlock Catalog checked September 22, 2026	Official website Full listing and sources Sources for Maltego maltego.com Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.