DirectoryHunter.io
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Hunter.io

Email Finder

Last reviewed: March 2026

Domain-based email finder and verification tool

hunter.io
hunter.io
Hunter.io screenshot

About Hunter.io

Hunter.io is one of the original email finding tools, focused on discovering and verifying professional email addresses associated with any domain. Its Domain Search feature lets users find all publicly listed emails for a given company, while the Email Finder generates probable email addresses from a name and company domain.

The platform also offers bulk email verification, a simple campaigns feature for cold outreach, and a Chrome extension for quick lookups while browsing LinkedIn or company websites.

Hunter has built a reputation for simplicity and reliability in email finding. It works best for teams with straightforward email discovery needs, though it lacks the depth of enrichment data (phone numbers, job titles, company details) offered by more comprehensive platforms.

Key Features

Domain Search to find all emails associated with a company
Email Finder from name and company domain
Bulk email verification with deliverability scoring
Chrome extension for LinkedIn and web prospecting
Simple cold email campaigns with tracking
API access for programmatic email lookups
TechLookup to find companies using specific technologies
Email pattern detection for organizations

Pricing

Free: 25 monthly searches, 50 verifications. Starter: $34/mo (500 searches). Growth: $104/mo (5,000 searches). Business: $349/mo (50,000 searches). Enterprise: custom pricing.

Pros and Cons

Pros
  • Clean, intuitive interface with minimal learning curve
  • Strong email verification accuracy
  • Transparent and straightforward pricing
  • Good Chrome extension for quick lookups
  • Well-documented API for developers
Cons
  • Limited to email data only, no phone numbers or company enrichment
  • Smaller database compared to platforms like Apollo or ZoomInfo
  • Campaign features are basic compared to dedicated outreach tools
  • Domain search results can include outdated or generic emails
  • No intent data or buying signals

Best For

Teams and individuals who need reliable email finding and verification without the complexity of a full sales platform

Try Enrich instead

Credit-based data enrichment API with no per-seat fees. 100 free credits to get started, no credit card required.