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SimilarSites competitors & alternatives
The 12 closest competitors and alternatives to SimilarSites among web discovery companies — ranked by similarity to what SimilarSites actually does, not by market-cap band.
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About SimilarSites
SimilarSites provides a browser extension and tools to help users discover alternative and related websites based on their browsing habits.
SimilarSites at a glance
SimilarSites is a web discovery company headquartered in United States. Its most recent funding round, Series B, closed in September 2013.
SimilarSites funding rounds
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series B | Undisclosed | — | |
| Series A | Undisclosed | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Top 12 SimilarSites competitors
Ranked by semantic similarity — how close each company is to SimilarSites by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar web discovery company
SiteLike is a free online tool designed to help users discover similar, related, and alternative websites to any domain they search.
Domain Intelligence & Research
DomainDetails.com provides a privacy-first domain research platform that offers free tools for checking RDAP, WHOIS, DNS records, and marketplace availability. It serves domain investors, founders, agencies, and brand protection professionals by monitoring domain changes, tracking expiration dates, and sending automated alerts.
Web Technology Intelligence
BuiltWith provides web technology profiling, lead generation, and market analysis services by tracking technology usage across websites globally.
Browser Extensions & Customization
Userstyles.org is a platform providing custom themes, skins, and background styles for popular websites through the Stylish extension.
Content Discovery
Mix operates a personalized content discovery and curation platform that helps users find and save web content without ads.
Search Engine
4Internet is a specialized search engine built to help users find Internet-related products, services, and technical resources using multiple indexes and AI tools.
Language & Reference
Synonym.com provides an online reference tool that helps users find synonyms, antonyms, definitions, and examples for words in the English language. It serves writers, students, and general users looking to explore word meanings, pronunciations, etymologies, and related terms.
Search Engine
OnlyFinder is an independent search engine and directory designed to help users find specific creators and content on OnlyFans.
Browser Extensions
Infinity New Tab develops a popular browser extension that personalizes new tab pages with customizable website icons, wallpapers, and productivity tools.
Domain Monetization
ParkLogic provides domain monetization and management solutions utilizing advanced machine learning, real-time traffic auctions, and data analytics for domain investors and registrars.
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