Apps similar to Crystal Knows include Bookyourdata. Other options are Apollo.io, Zintlr, Profile Behavior and Leadibly. You can choose from more than 10 CRM Systems like Crystal Knows for the web and self-hosting.
LeadFinder turns any niche and city into a verified list of local businesses pulled straight from Google Maps — names, phone numbers, emails, websites, ratings and addresses. Get 5 free leads per search with no signup, and unlock the full list as a CSV for $5.
Magpie CRM is an open-source alternative to Apollo, built for founders, small sales teams and agencies who want prospecting, a CRM and email outreach in one place without enterprise pricing or lock-in.
United Kingdom
Alsona runs AI agents that track 32+ buying signals, score accounts against your ICP, and contact in-market prospects on LinkedIn and email.
United States
Claim your unfair advantage and sell with confidence. Discover actionable intel, talking points and most relevant leads for your key accounts in the CRM / SEP of your choice.
United States
OutsScale detects when your ideal buyers are actively showing purchase signals — job changes, hiring activity, competitor engagement — then generates personalised LinkedIn and email outreach with a 'Why Now' card explaining exactly why each lead is warm right now.
