Guides
Last updated
March 10, 2025

Top 5 IPQS Email Address Verification Alternatives in 2025

Nicolas Rios

Table of Contents:

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

IPQS Email Address Verification service validates email addresses in real-time to identify high-risk emails and improve deliverability. However, this product might not be for everyone.

This article will list five alternatives to IPQS Email Address Verification. Whether you're looking for different features, pricing, or simply exploring other options, these alternatives might offer what you need.

Best Alternatives to IPQS Email Address Verification in 2025

1) Abstract API

Abstract API

At Abstract API, we provide a comprehensive suite of APIs designed to enhance various functionalities, including email validation, IP intelligence, and geolocation. Our Email Validation API helps improve email delivery rates and clean email lists by validating email addresses in real-time. We are committed to offering reliable, privacy-compliant solutions that support developers in creating efficient and secure applications.

API Features

  • Real-time MX & SMTP check: Our API performs real-time checks on MX records and SMTP servers to ensure email addresses are 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 email addresses from disposable and free email providers to help maintain the quality of your email list.
  • Privacy friendly (GDPR, CCPA): Compliant 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 assess the likelihood of deliverability issues.
  • Smart learning at scale: Utilizes machine learning to continuously improve the accuracy of email validation over time.
  • Toxic domain detection: Flags email addresses associated with known toxic domains to prevent potential spam or malicious activity.
  • Role detection: Identifies role-based email addresses (e.g., admin@, support@) to help you better segment your email lists.

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: Grants 100,000 API calls per month, 25 requests per second, domain whitelisting, and multiple API keys.
  • Professional Plan - $199/month: Features 250,000 API calls per month, 50 requests per second, domain whitelisting, and multiple API keys.
  • Growth Plan - $499/month: Includes 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, such as a custom solution for your specific needs, by clicking here.

What Are Users Saying?

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

  • "We've saved countless hours and can focus on our core business, not the details of IP geolocation or email validation. Abstract is a no brainer." - Chris Miller, Uber
  • "Reduced our bounce rates by over 15%- Best decision for us." - Marella R.

Try Out Our API

Let’s send your first free
Phone Validation API
call
See why the best developers build on Abstract
Get your free api
Enter an IP address to start
Need inspiration? Try
73.162.0.1
VALIDATE
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Checking
5
Results for
ip address
Country:
TEST
Region:
TEST
City:
TEST
Coordinates:
TEST
Zip code:
TEST
Connection:
TEST
Get free credits, more data, and faster results
Let’s send your first free
Email Validation API
call
See why the best developers build on Abstract
Get your free api

2) EmailValidation

EmailValidation

EmailValidation is a user-friendly API designed to validate any email address in real-time, offering fast, stable, and easy integration for developers and businesses alike.

API Features

  • Real-time Validation: Instantly verifies email addresses to ensure they are active and valid.
  • Clear JSON Responses: Provides easy-to-read JSON data, simplifying integration and data handling.
  • Customizable API: Allows businesses to tailor the API to meet their specific needs and requirements.

EmailValidation Pricing

  • Free: Offers 100 credits per month with basic features like Email Validator, Email Finder, and LinkedIn Email Finder.
  • Small: Costs $9.99 per month and includes 5,000 credits, along with all features in the Free plan plus unlimited concurrent requests.
  • Medium: Priced at $34.99 per month, this plan provides 25,000 credits and includes additional API keys and all features from the Small plan.
  • Large: For $94.99 per month, users get 100,000 credits and up to 5 API keys, along with all features from the Medium plan.
  • Custom Plan: Tailored solutions for specific business needs. Contact support for a custom plan.

3) Quick Email Verification

Quick Email Verification

Quick Email Verification offers an Email Verification API that ensures only valid email addresses enter your database, providing real-time and batch email verification, easy integration, ready libraries, and complete automation to improve email marketing efforts.

API Features

  • Real-Time Verification: Instantly validates email addresses as they are typed, preventing typos and invalid entries.
  • Batch Verification: Efficiently cleans large email lists by removing invalid and duplicate emails, improving data quality.
  • Ready Libraries: Provides pre-built libraries for multiple programming languages, ensuring seamless API integration.

Quick Email Verification Pricing

  • Freemium Plan: Verify up to 100 email addresses for free daily.
  • One-Time Plan (Pay as you go): Persistent credits that never expire. Example: $4 for 500 credits.
  • Daily Plan (Pay monthly): Credits reset daily. Example: $0/month for 100 credits per day.
  • Custom Volume Plan: Tailored high-volume plans. Requires contacting support for specific details and pricing.

4) Neutrino API Email Validate

Neutrino API Email Validate

Neutrino API Email Validate is a comprehensive tool that ensures email addresses are valid by performing syntax checks, DNS validation, typo fixing, and filtering out freemail, disposable, and role-based addresses.

API Features

  • Syntax Checks: Ensures the email address complies with RFC822 and RFC2822 standards.
  • DNS Validation: Verifies that the email domain resolves correctly and has operational MX records.
  • Typo Fixing: Automatically corrects common typos in domain names, TLDs, and freemail addresses.

Neutrino API Email Validate Pricing

  • Free Plan: Offers 50 free API requests per day with limited features.
  • Basic Plan: Costs $9.99 per month and includes 1,000 API requests per day with standard features.
  • Pro Plan: Priced at $49.99 per month, this plan provides 10,000 API requests per day and includes advanced features.
  • Enterprise Plan: For $199.99 per month, users get 50,000 API requests per day with premium support and all features.
  • Custom Plan: Tailored solutions for specific business needs. Contact support for a custom plan.

5) Captain Verify Email Validation API

Captain Verify Email Validation API

Captain Verify Email Validation API is a tool that allows users to verify the validity of email addresses by integrating the API into their own applications, ensuring that email addresses are valid and reducing the chances of sending emails to invalid or risky addresses.

API Features

  • Email Normalization: Automatically removes tags from email addresses, ensuring they are standardized.
  • Did You Mean: Suggests corrections for mistyped email addresses, improving accuracy and reducing errors.
  • Error Handling: Provides specific error messages when authentication fails or credits are exhausted, helping users quickly identify and resolve issues.

Captain Verify Email Validation API Pricing

  • One-Time Purchase Options: These allow users to buy a specific number of email verifications without any ongoing commitment. The pricing is exclusive of tax, and there are no hidden costs.
  • Subscription Options: These plans offer a monthly allocation of email verifications with a 10% discount compared to one-time purchases. Subscriptions can be canceled at any time, and annual subscriptions offer two months free.

What to Consider When Selecting a IPQS Email Address Verification Alternative?

  1. Real-Time Validation: Ensures email addresses are verified instantly as they are entered, reducing the chances of invalid entries.
  2. Privacy Compliance: Adherence to regulations like GDPR and CCPA is crucial for maintaining user trust and avoiding legal issues.
  3. Accuracy and Reliability: High accuracy in detecting valid emails, disposable addresses, and typos is essential for maintaining a clean email list.
  4. Bulk Verification: The ability to handle large volumes of email addresses efficiently is important for businesses with extensive email lists.
  5. Integration and Support: Easy integration with existing systems and robust customer support can significantly enhance the user experience and reduce downtime.

Which One Should You Go With?

Each of the email validation APIs discussed offers unique features and pricing plans, making them suitable for various business needs. Whether you prioritize real-time validation, bulk verification, or privacy compliance, there's an option that will fit your requirements.

If you're looking for a reliable and comprehensive alternative, we recommend signing up with Abstract API. With its high accuracy, fast response times, and strong focus on privacy and compliance, Abstract API stands out as a top choice for email validation and verification.

Nicolas Rios

Head of Product at Abstract API

Get your free
Phone Validation
key now
See why the best developers build on Abstract
get started for free
Get your free
IP Geolocation
key now
See why the best developers build on Abstract
get started for free
Get your free
Email Validation
key now
See why the best developers build on Abstract
get started for free

Related Articles

Get your free
Phone 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
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!
Oops! Something went wrong while submitting the form.
No credit card required
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