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Last updated
March 10, 2025

Top 5 IDfy Email Validation Alternatives in 2025

Nicolas Rios

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IDfy Email Validation allows businesses to validate the email addresses of their users at sign-up and provides a risk score to help eliminate fraud up-front.

This product might not be suitable for everyone. In this article, we will explore five alternatives to IDfy Email Validation.

Choosing the right email validation tool is crucial for businesses looking to streamline their onboarding process and reduce fraudulent activities. While IDfy Email Validation offers a comprehensive solution, it's important to consider other options that might better fit your specific needs.

Here are five alternatives to IDfy Email Validation that you might find useful.

Best Alternatives to IDfy Email Validation in 2025

1) Abstract API

Abstract API

At Abstract API, we offer a robust Email Validation and Verification API designed to enhance email delivery rates and maintain clean email lists. Our API performs real-time MX & SMTP checks, detects typos, and identifies disposable email addresses, ensuring compliance with privacy regulations like GDPR and CCPA. With global coverage, scalability, and reliable performance, our API integrates seamlessly with various tools and platforms, making it an ideal choice for developers and enterprises alike.

API Features

  • Real-time MX & SMTP checks: Our API performs real-time MX and SMTP checks to ensure email deliverability and validity.
  • Typo detection & smart suggestions: Detects common typos in email addresses and provides smart suggestions for corrections.
  • Disposable email detection: Identifies and filters out disposable email addresses from over 3,000 known disposable domains.
  • Privacy compliance: Ensures compliance with privacy regulations such as GDPR and CCPA, safeguarding user data.
  • High-risk domain alerts: Alerts users about high-risk and low-reputation domains to prevent potential fraud.
  • Industry-leading risk & quality score: Provides a comprehensive risk and quality score for each email address.
  • Syntax validation: Validates email syntax against thousands of edge cases to ensure correct formatting.
  • Role-based email detection: Flags role-based email addresses (e.g., sales@, info@) to assess email quality.

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.

If you would like a plan based on your specific needs, contact us for a custom solution.

What Are Users Saying?

Users find Abstract API to be accurate, easy to use, and cost-effective.

  • "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) ServiceObjects DOTS Email Validation

ServiceObjects DOTS Email Validation

ServiceObjects DOTS Email Validation enhances email deliverability and improves open rates through rapid and secure email verification. It integrates seamlessly with web forms and business applications, providing comprehensive integrity checks and risk analysis.

API Features

  • Seamless Integration with Web Forms and Business Applications: The service integrates effortlessly with web forms and business applications, ensuring a smooth and reliable experience for collecting and managing email addresses.
  • Comprehensive Integrity Checks and Risk Analysis: Over 50 integrity checks and filters provide unparalleled insights into risk and deliverability, offering a deeper understanding of email data.
  • Quantitative Quality Score: Provides estimates on the validity of an input email address, categorizing it as Good, Probably Good, Unknown, Probably Bad, or Bad.

ServiceObjects DOTS Email Validation Pricing

  • ServiceObjects DOTS Email Validation's pricing is not public. Contact their support for more info.

3) Dev.me Mailbox Verification

Dev.me Mailbox Verification

Dev.me Mailbox Verification is a robust API designed to verify email addresses, ensuring emails are sent only to real customers and high-value contacts. It offers features like syntax and typo checks, MX-Records and SMTP verification, and deliverability scoring.

API Features

  • Real-time SMTP Verification: Pings email addresses to test for catch-all configuration, ensuring real-time verification.
  • Interactive Documentation: Allows users to try out the API's features as they go through the documentation, enhancing the learning and integration process.
  • Quality Score: Provides a numeric score reflecting the quality and deliverability of each email address.

Dev.me Mailbox Verification Pricing

  • Free: Includes access to all APIs with a limit of 500 requests per month and basic support.
  • Essential: Offers 15,000 requests per month with technical and priority support.
  • Standard: Provides 60,000 requests per month and includes technical and priority support.
  • Professional: Allows up to 1,000,000 requests per month with dedicated support and advanced features.
  • Enterprise or Custom Solution: Custom pricing with unlimited API requests and enhanced support options.

4) BigData Phone & Email Verification Package

BigData Phone & Email Verification Package

BigData Phone & Email Verification Package offers global verification of phone numbers and email addresses, ensuring data accuracy and integrity through non-intrusive methods.

API Features

  • Fast Response Time: Lightning-fast (sub-millisecond) API response time ensures quick and efficient verification.
  • Malicious Email Check: Detects abusive email domains and accounts, enhancing security and reducing spam.
  • Ethical Approach: Uses reliable and safe methods for email verification, avoiding any unethical practices.

BigData Phone & Email Verification Package Pricing

  • Base: Up to 1K queries per month. Free access to all APIs listed.
  • Bronze: Up to 10K queries per month for $9.95 per month. Optional $9.95 per additional 10K monthly requests.
  • Silver: Up to 100K queries per month for $79.9 per month. Optional $7.99 per additional 10K monthly requests.
  • Gold: Up to 1M queries per month for $649 per month. Optional $6.49 per additional 10K monthly requests.

5) Breadcrumbs

Breadcrumbs

Breadcrumbs offers a free email verification tool that helps users maintain data hygiene by verifying single email addresses or entire contact lists, ensuring improved deliverability and efficiency in email marketing campaigns.

API Features

  • Verify Single Email: Users can input a single email address to get an instant score, ensuring the email is valid without storing the data.
  • Verify Email List: Users can upload a contact list to get a health score, again without storing the data.
  • Integration with HubSpot: Simplifies the process by allowing users to connect their HubSpot account and validate lists with just a few clicks.

Breadcrumbs Pricing

  • Free: The tool is free to use, allowing users to verify every email in their contact list with a single click.

What to Consider When Selecting a IDfy Email Validation Alternative?

  1. Accuracy: Ensure the service provides highly accurate results, ideally with a success rate of 99.97% or higher.
  2. Integration: Look for easy integration with existing systems, including web forms and business applications, to streamline the validation process.
  3. Response Time: Opt for services that offer instant results, ensuring real-time verification without delays.
  4. Comprehensive Checks: Choose a service that performs multiple checks, such as for disposable emails, past fraudulent behavior, data breaches, and catch-all servers, to ensure thorough validation.
  5. Uptime and Support: Select a service with a high uptime guarantee (e.g., 99.9% or higher) and robust customer support available 24/7 to handle any issues promptly.

Which One Should You Go With?

Each of these email validation services offers unique features and benefits, making them all solid choices for ensuring the accuracy and deliverability of your email communications. However, if you're looking for a reliable and comprehensive alternative, we recommend signing up with Abstract API.

Abstract API stands out with its real-time checks, privacy compliance, and robust support, making it an excellent choice for businesses of all sizes. Explore the benefits and see how it can enhance your email validation process today.

Nicolas Rios

Head of Product at Abstract API

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4.8 from 1,863 votes
See why the best developers build on Abstract
Thank you! Your submission has been received!
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Get your free
IP Geolocation
key now
4.8 from 1,863 votes
See why the best developers build on Abstract
Thank you! Your submission has been received!
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No credit card required
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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