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Last updated
March 10, 2025

Top 5 Postcoder Email address validation Alternatives in 2025

Nicolas Rios

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Postcoder checks and validates email addresses in real-time as soon as they're typed into your form.

While Postcoder Email address validation offers a robust solution, it might not be the perfect fit for everyone. This article will explore five alternatives to Postcoder Email address validation.

In the following sections, we will introduce various email validation services that can serve as viable substitutes. Each alternative will be examined for its unique features and potential benefits, providing you with a comprehensive overview to help you make an informed decision.

Best Alternatives to Postcoder Email address validation in 2025

1) Abstract API

Abstract API

At Abstract API, we offer a comprehensive suite of APIs designed to enhance various aspects of web and application development. Our Email Validation API helps improve email delivery rates and clean email lists by performing real-time MX and SMTP checks, detecting typos, and identifying disposable email addresses. With a focus on privacy compliance and global coverage, our API ensures reliable and scalable service for all your email validation needs.

API Features

  • Real-time MX & SMTP check: Our API performs real-time checks on MX records and SMTP servers to ensure email deliverability.
  • Typo checking and smart suggestion: 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: Fully compliant with GDPR and CCPA, ensuring user data privacy and security.
  • Risk & quality scoring: Provides an industry-leading risk and quality score for each email address to assess its validity.
  • Catch-all server detection: Detects catch-all email servers to determine if an email address is valid.
  • Role-based email detection: Flags role-based email addresses like sales@ or info@ to help identify the quality of the email.
  • 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: Allows for 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 consistently praise Abstract API for its reliability and ease of use.

  • "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) Gamalogic

Gamalogic

Gamalogic offers a comprehensive suite of tools for email validation and email finding, designed to help users collect accurate email addresses and protect their sender's reputation. With features like a free email validation API, bulk email verification, and Google Sheet integration, Gamalogic aims to maximize efficiency and increase ROI for its users.

API Features

  • Catch All Email Verification: Unique algorithm to figure out exact email addresses for GSuite, Google Mail, Gmail, Outlook, Office 365, or O365 catch-all addresses.
  • Google Sheet Integration: Allows users to verify addresses, find emails, and generate leads directly within Google Sheets.
  • Bulk Email Verification: Can handle 100,000 email addresses in just 60 minutes, setting a new industry standard.

Gamalogic Pricing

  • Monthly Subscription: 2,500 credits for $12/month, discounted to $10/month. No contract, credits never expire, and can be used for email validation and finding.
  • Annual Subscription: Details not provided. Contact support for more information.
  • Pay As You Go: 2,500 credits for $10. No contract, credits never expire, and can be used for email validation and finding.
  • Custom Quoting: Users are encouraged to contact Gamalogic for custom pricing options.

3) EmailListVerify

EmailListVerify

EmailListVerify offers an Email Verification API that can be easily integrated into websites to validate email addresses in real-time, ensuring that only valid emails are collected during user registrations, newsletters, online polls, and other forms.

API Features

  • Copy & Paste Integration: Allows users to quickly integrate email verification by copying a few lines of code into their website.
  • Real-time Email Input Validation: Validates email addresses in real-time during user registrations, newsletters, and other forms to prevent bad emails from entering the database.
  • Working Examples and Libraries for Popular Languages: Offers complete libraries and examples for languages like cURL, PHP, Ruby, Python, and C# to facilitate easy implementation.

EmailListVerify Pricing

  • Monthly Subscription: 2,500 credits for $12/month, discounted to $10/month if billed annually. No contract, credits never expire, and can be used for email validation and finding.
  • Annual Subscription: 2,500 credits for $10/month. No contract, credits never expire, and can be used for email validation and finding.
  • Pay As You Go: 2,500 credits for $10. No contract, credits never expire, and can be used for email validation and finding.
  • Custom Quoting: Users are encouraged to contact support for custom pricing options.
  • EmailListVerify's pricing is not public. Contact their support for more info.

4) Elastic Email

Elastic Email

Elastic Email offers an Email Verification service that helps validate and optimize email lists to boost deliverability, reduce bounces, and enhance email sending performance.

API Features

  • Single and Bulk Verification: The service allows for both single and bulk email verification, making it versatile for different needs.
  • Identification of Typos, Misspellings, and Role Emails: The tool can catch common email input errors and role-based emails.
  • Detection of Toxic and Throwaway Domains: It can identify and filter out email addresses from low-quality or temporary email services.

Elastic Email Pricing

  • Pilot Plan: $0/month. Allows users to test crucial features with limited sending capacity.
  • Starter Plan: $19/month for up to 50,000 emails/month. Suitable for small to medium-sized businesses, includes email API and SMTP relay, email designer, and customer support.
  • Pro Plan: $49/month for up to 50,000 emails/month. Designed for businesses with advanced needs, includes all Starter plan features plus inbound email processing and webhooks.
  • Custom Pricing: Pricing is adjusted based on the number of emails per month, up to 10,000,000 emails/month. Additional costs for private IPs and private IP warm-up.
  • Elastic Email's pricing is not public. Contact their support for more info.

5) Interzoid Email Address Information API

Interzoid Email Address Information API

Interzoid Email Address Information API is designed to validate email addresses and retrieve enrichment data, enhancing deliverability and providing valuable marketing insights.

API Features

  • Email Validation: Verifies the syntax of email addresses and checks the existence of mail servers to ensure deliverability.
  • Enrichment Data: Retrieves extensive B2B demographic and categorization information about the email address, such as descriptions, revenue, and location data.
  • Spam List Prevention: Helps users avoid sending emails to bad addresses, preventing their email domain from being placed on spam lists.

Interzoid Email Address Information API Pricing

  • Pay-as-you-go: $20 startup fee with usage-based billing. Access to all APIs at $0.0125 per API call, including the first 1000 API calls.
  • 10K Credits Subscription: $99/month for 10,000 API calls per month. Additional API calls are billed at $0.01 each, with credits resetting monthly.
  • 50K Credits Subscription: $299/month for 50,000 API calls per month. Additional API calls are billed at $0.006 each, with credits resetting monthly.
  • 250K Credits Subscription: $999/month for 250,000 API calls per month. Additional API calls are billed at $0.004 each, with credits resetting monthly.
  • 1 Million Credits Subscription: $2,999/month for 1 million API calls per month. Additional API calls are billed at $0.003 each, with credits resetting monthly.

What to Consider When Selecting a Postcoder Email address validation Alternative?

  1. Real-time Verification: Ensures immediate validation of email addresses, preventing invalid emails from entering your database.
  2. Accuracy and Reliability: The tool should provide accurate and reliable validation results, including typo detection and spam trap identification.
  3. Scalability: The service should handle varying volumes of email validation requests, from single to bulk operations, efficiently.
  4. Integration: Easy integration with existing systems and platforms, including support for multiple programming languages and environments.
  5. Compliance: Adherence to privacy laws and regulations like GDPR and CCPA to ensure data protection and user privacy.

Which One Should You Go With?

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

If you're looking for a reliable alternative, we recommend signing up with Abstract API. With its comprehensive features, developer-friendly design, and strong focus on privacy and security, Abstract API stands out as a top choice for email validation and verification.

Nicolas Rios

Head of Product at Abstract API

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4.8 from 1,863 votes
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key now
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Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
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