Email is one of the ways to interact with potential leads and consumers. The legitimacy of your email list must be established by utilizing email verification services with API to send your emails and ensure that they get into your recipients' inboxes. So, we'll talk about the top 16 email verification services with API in this article.


What is Email Verification API?

Email verification is the process of examining an email address to ensure its validity, correctness, and ability to be delivered properly.

Algorithms, syntax, domain, disposable email ID identification, spelling verification, and other technologies and approaches are all utilized by the Email Validation API.

This application allows you to validate your emails from every angle and eliminates throwaways, typos, and fraudulent email addresses. The emails left in your list are correct for sending your message to your consumers and clients. The Email API Service can also be used to test emails, send business emails, and manage email delivery. 




Why is an email verification API required?

After putting in a lot of time and effort to grow your email list through newsletters, blogs, and other means.

It cannot be confirmed that the given email address is valid and functional.

Email verification services with API are in high demand. Therefore include it in your system and reap the following benefits:


(i) Improve email deliverability

Your email list gets cleaned up when you use the email authentication API, leaving you with only the addresses of individuals you can really communicate with.


(ii) Prevent spam

The ESP or ISP may block your domain if you send excessive numbers of emails to invalid IDs and are deemed a spammer. This is where the Email Checker API comes into play.


(iii) Lower bounce rate

You may check specific statistics like accuracy and deliverability by thoroughly verifying every email on your list from every angle. Hence, you may reduce your bounce rate by selecting the good emails and discarding the bad ones.


(iv) Save time and money

Aside from putting in a lot of work and time, you keep a list and send personalized messages to your contacts. The whole process involves some cost.

However, if you continue to send emails to invalid email addresses, you risk wasting all of your time, money, and effort.

But, employing an email validator enables you to allocate your efforts where they will provide the best returns.


Best email validation APIs available on the market.


Bouncer

The bouncer is an email verification tool that is trusted by large corporations and recognized by the European Union.

The bouncer has excellent support, dependable, scalable, and accurate service, and it is strong yet simple to use. 

This data center upholds a high level of data protection in compliance with GDPR because it is situated on Amazon in the EU.

The bouncer is an API that enables mass real-time email verification.

With this quick, simple-to-integrate API, you can verify emails in real-time or clean large batches of emails. what you get is:

 Test for 100 free emails

To rapidly and at no cost, sample an email list to check the email quality

Premium support via chat and email

Pricing.

Lookups from 100k to 249k. $0.0015/mail

1M+ lookups. $0.00075/email

Great for  small businesses as well as large businesses


Mailbox Layer

An easy-to-use email verification and verification API is Mailboxlayer. Real-time REST API that is easy to use and lightweight for measuring email quality and deliverability. 

You can feel safe knowing that it is secure thanks to 256-bit HTTP encryption.

It includes sophisticated capabilities like SMTP verification, free and disposable provider screening, syntax and typo checks, and others.

Because it has a thorough assessment of email quality and deliverability. You may also track and receive notifications about your API usage by day or month.

Free up to 250 requests per month

For 5k requests per month, the entry-level service costs $9.99, and for 250k requests, it costs $149.99.

Great for developers


Mail Hippo

The Email Hippo CORE software recognizes email addresses, locates important data, and eliminates spam emails.

It conveniently organizes and manages your email list by displaying it in the right columns.

Your emails' mistakes and misspellings are found by a syntax checker. In addition to detecting catch-all servers, it checks new email addresses to avoid spam.

Pricing. 

100k emails may be uploaded at once for $9.5. Or take an annual or monthly subscription plan.

Great for developers, and marketers.


Zero Bounce

To make sure your email gets sent and validated at the proper location, use this toolkit.

It offers details on misuse and unlawful access together with an email list validator to eliminate incorrect Identities.

Use email verifiers to avoid spam trap blacklisting.

With the help of an AI email score from ZeroBounce, you can identify the quality of your emails and filter out emails with low activity. Providing helpful information like gender, name, and location, aids in the cleansing of email lists. Use the real-time, fully integrated email verification API and SDK to fully automate the email gathering process.

Utilize the real-time, fully integrated email verification API and SDK to fully automate the email gathering process. You can test where your email is delivered with 20+ global test addresses.

Furthermore, it offers limited downloads, momentary email checks, and blacklist monitoring.

Pricing.

100k to 250k verification. Verification of $0.0039/email

500k-1M. $0.0022/email

Please utilize the 100-credit free plan that is offered to new and small businesses.


KickBox

Increase the deliverability of your emails with Kickbox by adding a real-time email verification API.

Kickbox's API library for Python, PHP, and Ruby helps you avoid typos and bogus email addresses in your apps and launch email campaigns. To access the simulated results, simply enter your email address and generate a functional code.

With over ten years of anti-abuse service, IISPs and ESPs have confidence in Kickbox. 

It also includes top-tier support, GDPR compliance, and customizable pricing.

Pricing.

100k verified. $800

1M Verification. $4,000

Awesome  developers and marketers


Abstract Email

Use Abstract's email verification API to purge your mailing list and increase your chances of connecting with the appropriate person.

You can get started right away with our market-leading real-time API's superb documentation, tutorials, and user-friendly library. It is built for scalability, super-fast speeds, exceptional support, and uptime dependability.

Abstract has an up-to-date database of disposable and free email addresses in order to assist filter out spam.

It comes with smart recommendations, spelling checking, real-time SMTP detection, filters, and role checking, as well as 256-bit SSL encryption.

Pricing.

Free at 500 requests/sec

$9 for 5k requests/month, $0.0018/extra request

Awesome  for developers and small companies


True mail

Trumail's professional email verification API aids in lowering the number of spammy and bounced emails. It only sends a straightforward GET request to the main lookup endpoint because it supports three different file types: JSON, XML, and JSONP. 

An accurate and efficient API for determining whether an email exists is called Truemail.

It essentially functions as a real-time email verification API with aspirations to provide bulk indexing.

Pricing.

Lookups from 100k to 249k. $0.0030/email

1M-2.49M lookup. $0.0012/email

Best  Business Software Engineer


Never Bounce

NeverBounce, a real-time verification API trusted by over 125k users, cleans up your email list to offer quality contacts. As a result, you may include it in registration forms, lead pages, newsletter sign-ups, CRMs, CMS, POS terminals, and other places. Integrate with your email service provider to enable automatic cleaning and syncing to ensure up-to-date and correct data all the time.

In addition, provide new customers with quick bounce analysis, 1000 free tests for single or bulk listings, and excellent support and security.

Pricing.

Verification of up to 100k is possible. $0.005/email

Up to 1M verification possible$0.003/email

Great for  small businesses


Twilio SendGrid

Machine learning is used by the Twilio Sendgrid mailbox-friendly API to provide users with comprehensive results and notify them right away if they make a mistake on the registration form. To protect your email provider's trust and prevent spam, the API never leverages a failed SMTP handshake. It complies with GDPR and allows you to evaluate link validity, inbox rendering, and other things.

Pricing. 

I started getting 15k emails for $15/month.

great for small business


Quick Mail Verification

QuickEmailVerification is a reputable provider of an advanced, precise, and reasonably priced email verification service.

Both bulk and in-the-moment email verification are possible with it. 

Their API is highly precise with a deliverability record of 99.99% over the previous five years

Quick mail employs robust encryption to safeguard your data and conforms with international laws including the GDPR.

To help you decide more wisely, you are granted 100 free trials of email verifications.

Pricing.

For 100k emails once, $1350 per 100M emails

for the monthly plan. Go to their sales team if you need more; 50k emails are available for $900.

Among them are marketing firms, e-commerce companies, institutes of higher learning, and finance.


Debounce

DeBounce's easy, accurate, fast, and best email verification API will save your sender reputation, effort, time, and money.

The email list is cleaned up by this mass verification tool, which discovers invalid mailboxes, inactive mailboxes, and spam mailboxes.

When feasible, it also obtains email address-related photos. 

The features include syntax eliminators, catch-all domain checks, bounce-reducing SMTP checks, anti-greek list technology, duplicate email removal, spam trap removal, domain verification, MTA verification, and selective downloads.

Pricing.

100k verification. Verification of $0.0009/mail

1M. $0.0005/email

Great for startups, small businesses, developers, businesses, etc.


X Verify

The GDPR-compliant Intelligent Email Verifier - Xverify has data centers across Europe. 

By removing hard bounces, fraud, and spam complaints, Xverify helps organizations improve email deliverability.

It is compatible with smartphones and offers both bulk upload options and a lightning-fast email verification API.

Hence, it verifies that each email has a registered domain and scans for any form of fraud.

The tool also delivers improved accuracy and automated correction, as well as speedy results in under a second.

Pricing.

100k to 250k lookups. $0.0040/email

500k-1M lookup. $0.0020/email

Great for  marketers and agencies


Mail Gun

reliable email verification using Resources that would otherwise be used to check for invalid email addresses are saved through Mailgun.

Mailgun customers report a 21% decrease in bounce rate and improved deliverability.

With cached data, their service is one of the fastest, therefore completing sign-up forms and paying for items is still quick.

It offers both a real-time email verification API and mass verification tools, and it defends against DoS attacks.

You can also try the free Bulk Preview. The features of this tool include typographical recommendations, MX/mailbox validation, catch-all address validation, disposable email validation, role-based address validation, RFC grammar validation, and more.

Pricing.

100k lookups. $0.008/email

1M lookup. $0.004/email

Great for developer


Blaze Verify

Blaze Verify's reliable and simple email checker API is also affordable to help with your email marketing campaigns.

It works as a real-time and bulk email verification API and comes with a disposable email checker and an accept-all checker so you can stop emailing those contacts. Besides, you get mailbox record detection, SMTP data, misspelled domain checks, syntax checks, duplicate emails, tagged emails, and role-based emails.

Blaze Verify is powered by anti-greylisting technology and gives every email a quality score ranging from 0-100.

Benefit from customized exports, name, and gender detection, and sharing results with your team.

Pricing.

100k lookups. $0.004/email

1M lookup. $0.002/email

Great for  marketers and developers


Email Checker

One of the super simple and easy tools for email verification is Email Checker.

Because it will tell you if the entered email address is fake or real, valid or invalid.

Check email address format, domain name validity, single-use, etc.

It then extracts the mailbox record from the domain data and connects via SMTP to check if the mailbox actually exists.

No software to install and frees up to 5 lookups per hour.

Beyond that, you can opt for a premium plan. Besides, you can also use its real-time email checker API.

Pricing.

Looked up 100k. $670

500k lookup. $2499

great  agency


Conclusion

I hope this gives you a better picture of the email verification API and its importance. So you can choose an API that fits your budget and improve your email delivery capabilities to reach a wider audience.


Read Also : How DKIM and SPF Boost Email Security Without Hassle