prospector-mcp-email-finder is a free tool to find, check, and improve business emails. It works without any paid APIs or external services. The software uses its own system to check email validity through DNS and SMTP directly. It serves as an alternative to commercial services like Hunter.io, especially for users who want full control and no subscription fees.

This app is good for anyone who needs to find contact details for business outreach, sales, or marketing efforts. It also works well with AI agents and automated lead generation tools.

• Sales teams wanting to target businesses
• Marketers building email lists
• Anyone needing verified B2B emails without extra costs
• AI developers needing email discovery tools
• Small businesses without a budget for paid email services

The app runs on Windows and requires no coding or technical setup. Just download and run the program.

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• Find business email addresses from names and domains
• Verify emails using built-in DNS and SMTP checks
• Enrich emails with business context when available
• No third-party paid API needed
• Works offline, ensuring data privacy
• Simple user interface designed for non-technical users
• Supports batch email finding and verification
• Compatible with Windows 10 and later versions

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Before installing, make sure your computer meets these minimal specs:

• Operating System: Windows 10 or later (64-bit recommended)
• RAM: 4 GB minimum
• Disk space: At least 150 MB free
• Internet connection needed for email discovery and verification
• Administrator rights are not required to install or run

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1. Visit the official release page below to get the latest software version:

   Download prospector-mcp-email-finder

2. On the releases page, look for the latest version labeled something like prospector-mcp-email-finder-setup.exe or similar.

3. Click on the file to download it to your computer.

4. Once downloaded, open the .exe file by double-clicking it.

5. Follow the on-screen prompts to install. You can mostly use the default options.

6. When installation finishes, you can find prospector-mcp-email-finder in your Start Menu or Desktop.

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1. Double-click the app icon to open it.

2. The main screen will let you enter a company domain or a list of names and domains.

3. Click the “Find Emails” button to start searching. The app will retrieve potential email addresses using built-in protocols.

4. After the search completes, the app will run verification checks on each email address. This step confirms if the email server is available and if the address is valid.

5. Results show in an easy-to-read table. You can export the table as CSV or Excel if you want.

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• Input company website domains or individual names.
• The app looks for email patterns commonly used by businesses.
• Results include full email addresses with confidence scores.

• Check if an email address exists without sending any message.
• The app connects with the target email server to confirm validity using SMTP.
• Invalid or risky addresses get flagged clearly.

• Where possible, the app adds extra business details like job position or department.
• Helps you target the right contact instead of guessing.

• Upload a csv or txt file with multiple domains or names.
• The app will process each entry one after another.
• Save time when working with lists.

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• Set how many emails to search for per company to limit results.
• Choose verification timeout periods for fast or thorough checks.
• Enable or disable data enrichment steps.
• Customize file save location and export format.
• These options make the app fit your workflow.

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• All exported files go to your selected folder by default.
• The output includes email addresses, verification status, and enrichment details.
• Files are in CSV or Excel format for easy use with other tools.
• Saved searches can be reloaded later.

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• The app may take time on large lists; be patient while processing.
• If no emails return, check your internet connection and target domains.
• Firewall or antivirus software might block verification checks; allow the app through these.
• Export errors can happen if target folder permissions are restricted—try saving elsewhere.
• For stuck installations, close background applications and try again.

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If you need help using prospector-mcp-email-finder, please check the README file included with the software or visit the repository issues page on GitHub.

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Download and install from here:

Download prospector-mcp-email-finder