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Last updated
March 10, 2025

Top 5 EmailOversight Email Validation Alternatives in 2025

Nicolas Rios

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EmailOversight Email Validation offers powerful tools that clean 99.5% of your emails and the ability to match and enhance missing data points. However, this product might not be for everyone.

This article will list five alternatives to EmailOversight Email Validation. Each alternative provides unique features and benefits that may better suit your specific needs.

Best Alternatives to EmailOversight Email Validation in 2025

1) Abstract API

Abstract API

At Abstract API, we offer a robust Email Validation and Verification API designed to enhance your email delivery rates by validating email addresses in real-time. Our API performs comprehensive checks, including syntax errors, SMTP and MX record verifications, and leverages machine learning to identify invalid or risky emails. Additionally, it detects free, disposable, and role-based email addresses, providing a quality score for each email to ensure optimal email list hygiene.

API Features

  • Real-time MX & SMTP check: Our API performs real-time MX and SMTP checks to ensure the email domain is valid and can receive emails.
  • Typo checking and smart suggestion: Detects common typos in email addresses and provides smart suggestions for corrections.
  • Disposable and free email providers check: Identifies and flags email addresses from disposable and free email providers to maintain list quality.
  • Privacy-friendly: Complies with GDPR and CCPA regulations, ensuring user data is handled with the highest privacy standards.
  • Industry-leading risk & quality score: Assigns a risk and quality score to each email address, helping you prioritize high-quality contacts.
  • Toxic domain detection: Monitors and flags domains associated with spam or malicious activity.
  • Role detection: Identifies role-based email addresses (e.g., sales@, info@) to help you understand the nature of the contact.
  • Syntax validation: Ensures email addresses are correctly formatted by accounting for thousands of edge cases.

These are just a few of Abstract API's many features. Check them out here to learn more.

Abstract API Pricing

  • Starter Plan - $19/month: Includes 10,000 API calls per month, 3 requests per second, and domain whitelisting.
  • Basic Plan - $39/month: Offers 25,000 API calls per month, 5 requests per second, and domain whitelisting.
  • Standard Plan - $69/month: Provides 50,000 API calls per month, 10 requests per second, domain whitelisting, and multiple API keys.
  • Business Plan - $99/month: Features 100,000 API calls per month, 25 requests per second, domain whitelisting, and multiple API keys.
  • Professional Plan - $199/month: Grants 250,000 API calls per month, 50 requests per second, domain whitelisting, and multiple API keys.
  • Growth Plan - $499/month: Delivers 750,000 API calls per month, 100 requests per second, domain whitelisting, and multiple API keys.

Contact us if you would like a plan based on your specific needs like a custom solution for your specific needs to contact us.

What Are Users Saying?

Users have consistently praised Abstract API for its reliability and ease of use. Here are some of the positive comments from our satisfied customers:

  • "Accurate email verification, I tested a different amount of times." - Isa M.
  • "It gives quality score and deliverability of the email which reduces bounce rate for my emails." - Verified User in Retail

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2) Dilli Labs Email Validation API

Dilli Labs Email Validation API

The Dilli Labs Email Validation API validates email addresses in real-time, preventing spam, correcting mistyped addresses, and cleaning mailing lists. It offers various integration options and detailed validation checks, making it a versatile tool for maintaining email hygiene.

API Features

  • Profanity Check: Detects and invalidates email addresses containing profanities, ensuring a professional and clean mailing list.
  • Role-Based Email Address Detection: Identifies and optionally invalidates generic role-based email addresses like info@, support@, which are often used for spam.
  • Custom Blacklist: Allows users to block specific domains, top-level domains, or email addresses, providing tailored validation rules specific to user requirements.

Dilli Labs Email Validation API Pricing

  • Free tier: 100 free validations upon signing up.
  • Paid tier: After the free tier, the cost is 1/2 a cent per validation.

3) MailboxValidator

MailboxValidator

MailboxValidator offers a secure and reliable email validation service that connects to mail servers to check the existence of mailboxes, helping reduce email bounce rates and costs while increasing conversion rates and sender reputation.

API Features

  • DMARC Enforced Checker: Verifies the authenticity of the sender's domain to ensure emails are coming from legitimate sources.
  • Strict SPF Checker: Indicates authorized email servers, helping to prevent email spoofing and phishing attacks.
  • Email Greylisting Checker: Detects if the mail server uses spam traps as honeypots, enhancing the security and deliverability of emails.

MailboxValidator Pricing

  • BULK-TRIAL: 100 queries, standard support, < 1 hour response time, free.
  • BULK-1: 1,000 queries, email support, < 4 hours response time, $0.02 per query.
  • BULK-5: 5,000 queries, email support, < 4 hours response time, $0.008 per query.
  • API-FREE: 300 queries, auto renewal, auto recharge, standard support, free.
  • API-3: 3,000 queries, auto renewal, auto recharge, email support, $0.01 per query.

4) KleanMail Email Validation API

KleanMail Email Validation API

KleanMail Email Validation API offers a comprehensive solution for verifying email addresses, ensuring that your mailing lists are accurate and free from invalid or risky addresses.

API Features

  • Syntax Validation: Ensures email addresses conform to standard email format rules, reducing the chances of invalid entries.
  • Disposable Email Detection: Identifies and flags temporary email addresses often used for spam or fraudulent activities.
  • MX Record Verification: Checks the domain's mail exchange records to confirm the existence of a valid mail server.

KleanMail Email Validation API Pricing

Free tier: 100 free validations upon signing up.

Basic Plan: 1,000 validations per month for $10.

Standard Plan: 5,000 validations per month for $40.

Pro Plan: 20,000 validations per month for $120.

Enterprise Plan: Custom pricing for more than 50,000 validations per month. Contact support for details.

5) Validity BriteVerify

Validity BriteVerify

Validity BriteVerify offers real-time and bulk validation of email addresses, phone numbers, and mailing addresses to ensure data accuracy, helping prevent bad data from entering databases and protecting sender reputation.

API Features

  • Real-time Verification: Validates contact information at the point of capture to prevent invalid data from entering the database.
  • Phone Number and Mailing Address Verification: Ensures that phone numbers and mailing addresses are accurate and actionable.
  • Integration with Existing Platforms: Offers ready-made integrations with major marketing platforms and custom integrations through an API suite.

Validity BriteVerify Pricing

  • 5,000 Verifications: Costs $40, offering a rate of $0.0080 per verification.
  • 10,000 Verifications: Priced at $80, with each verification costing $0.0080.
  • 20,000 Verifications: Available for $150, reducing the cost to $0.0075 per verification.
  • 50,000 Verifications: Costs $325, offering a rate of $0.0065 per verification.
  • 100,000 Verifications: Priced at $600, with each verification costing $0.0060.

What to Consider When Selecting a EmailOversight Email Validation Alternative?

  1. Real-time Verification: Ensures that email addresses are validated at the point of capture, preventing invalid data from entering your database.
  2. Integration Capabilities: Look for services that offer seamless integration with your existing platforms and marketing tools, making it easier to incorporate email validation into your workflow.
  3. Compliance with Privacy Regulations: Ensure the service complies with GDPR, CCPA, and other privacy regulations to protect user data and avoid legal issues.
  4. Bulk Validation Support: The ability to validate large lists of email addresses at once can save time and improve the efficiency of your email marketing campaigns.
  5. Accuracy and Reliability: Choose a service with high accuracy rates and reliable performance metrics to ensure that your email lists are clean and actionable.

Which One Should You Go With?

Each of the email validation services discussed offers unique features and pricing plans, making them suitable for various needs and budgets. Whether you prioritize real-time verification, integration capabilities, or compliance with privacy regulations, there's a solution that fits your requirements.

If you're looking for a reliable and comprehensive alternative, we recommend signing up with Abstract API. With its robust features, easy integration, and excellent customer support, Abstract API stands out as a top choice for maintaining clean and accurate email lists.

Nicolas Rios

Head of Product at Abstract API

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Get your free
Phone Validation
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4.8 from 1,863 votes
See why the best developers build on Abstract
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Get your free
IP Geolocation
key now
4.8 from 1,863 votes
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Get your free
Email Validation
key now
4.8 from 1,863 votes
See why the best developers build on Abstract
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
No credit card required