2) Breadcrumbs

Breadcrumbs offers a Free Email Verifier tool that helps users boost email deliverability by verifying email addresses in their contact lists. This ensures that only valid and deliverable emails are kept, thereby improving the efficiency of marketing campaigns.
API Features
- Instant Email Verification: Users can input an email address to get an immediate score, ensuring the email is deliverable without storing the data.
- Bulk Email List Verification: Users can upload a contact list to receive a health score, again without storing the data.
- HubSpot Integration: The tool seamlessly integrates with HubSpot, allowing for easy validation of lists with up to 10,000 contacts.
Breadcrumbs Pricing
- Free: The tool is free to use, allowing users to verify single emails or upload a contact list to get a health score.
3) Informatica Email Verification

Informatica Email Verification ensures that email addresses in your customer database are accurate and safe by validating them directly with the domain for the most precise results.
API Features
- Direct Validation with the Domain: Ensures email addresses are validated in real-time with the domain, providing the most accurate results.
- Proprietary Verification Service: Goes beyond basic checks to validate email addresses at hard-to-verify email service providers.
- Evidence-Based Approach and Self-Learning Algorithms: Identifies malicious email domains and provides status codes for email addresses.
Informatica Email Verification Pricing
Informatica Email Verification's pricing is not public. Contact their support for more info.
4) NeverBounce

NeverBounce provides real-time email verification to ensure the accuracy of customer data, preventing fake or invalid email entries from entering databases by instantly checking and validating email addresses as they are submitted.
API Features
- Proprietary 20+ Step Cleaning Process: NeverBounce employs a comprehensive cleaning process that ensures the highest level of accuracy in email verification.
- Verifies Each Email Up to 75 Times: Each email is checked multiple times across various global servers to guarantee its validity.
- Integration with Over 80 Platforms: Seamlessly integrates with a wide range of platforms, making it versatile for different business needs.
NeverBounce Pricing
- Basic Plans: Pay for what you use by picking the credit amount needed. Minimum purchase of 1,000 credits.
- Auto-Clean: Automated list cleaning services.
- Enterprise: Tailored pricing with advanced features, priority support, and dedicated account management.
- Nonprofits: Exclusive discounts for nonprofit organizations.
- Startups: Flexible pricing plans that grow with the business.
5) Precisely Email Verification

Precisely Email Verification offers a robust solution for ensuring the accuracy and deliverability of email addresses in your database. By leveraging advanced algorithms and real-time validation, it helps businesses maintain clean and reliable contact lists.
API Features
- Advanced Algorithms: Utilizes sophisticated algorithms to ensure the highest accuracy in email verification.
- Real-Time Validation: Provides instant validation of email addresses, ensuring that only valid emails are added to your database.
- Comprehensive Status Codes: Offers detailed status codes for each email, helping to identify and manage invalid or risky email addresses effectively.
Precisely Email Verification Pricing
- Basic Plan: Offers essential email verification features suitable for small businesses or individual users.
- Standard Plan: Includes additional features such as bulk email verification and more comprehensive status codes.
- Premium Plan: Provides advanced algorithms and real-time validation for larger enterprises with higher verification needs.
- Enterprise Plan: Tailored solutions with dedicated support and custom features for large-scale operations.
- Nonprofits Plan: Special pricing and features designed to support nonprofit organizations.
What to Consider When Selecting a BigData Phone & Email Verification Package Alternative?
- Real-Time Verification: Ensures that email addresses and phone numbers are validated instantly, improving data accuracy and reducing the risk of invalid entries.
- Integration Capabilities: Look for services that offer seamless integration with various platforms and tools, such as Salesforce, HubSpot, and Zapier, to streamline your workflow.
- Data Privacy and Security: Choose a service that complies with GDPR and CCPA regulations to ensure that your data is handled securely and ethically.
- Comprehensive Status Codes: Opt for solutions that provide detailed status codes for each email and phone number, helping you identify and manage invalid or risky entries effectively.
- Scalability: Ensure the service can handle large volumes of data and offers flexible pricing plans to accommodate your growing business needs.
Which One Should You Go With?
Each of the email verification services discussed offers unique features and benefits, making them all solid choices for improving your email deliverability and data accuracy. Whether you prioritize real-time validation, comprehensive status codes, or seamless integration capabilities, there's a solution tailored to your needs.
If you're looking for an alternative that combines robust features with ease of use, we recommend signing up with Abstract API. With its advanced algorithms, real-time validation, and privacy-friendly approach, Abstract API stands out as a reliable and efficient option for maintaining clean and accurate email lists.