5 Best Email Verification Tools
Email verification is a procedure for checking the validity of addresses from a mailing list, which helps detect inactive or deleted mailboxes and remove them from the database. In addition, it is used to find misspelled email addresses and any other mailboxes where letters cannot be delivered. Email verification tools can also help track so-called "spam traps" that cause Internet Service Providers (ISPs) and email services to lose their reputation.
Manually checking thousands and tens of thousands of addresses requires a lot of time and effort, so special services come to the aid of entrepreneurs and marketers – email verification tools. They automate this process by accurately identifying erroneous, inactive, duplicate, or potentially dangerous email contacts and then removing them from the database. Thanks to such resources, you will be able to significantly increase your deliverability and other mailing metrics. As a result, you will receive many more targeted leads, which will make your email campaigns as effective as possible. In our article, we will talk about the five most popular services for checking and verifying email addresses.
ZeroBounce
Launched in 2013, the ZeroBounce cloud platform rightfully tops the list of the best free email verification tools. It is considered one of the most famous services in this area and is used by many large companies, including TripAdvisor, AllState and Comodo. ZeroBounce users have access to an extensive set of built-in verification tools. They can use them to remove invalid emails, check recipient demographics, and verify IP addresses.
Key features:
- The service’s AI algorithms identify not only inactive but also the most active contacts on the mailing list. This allows you to target email campaigns to the most targeted audience to generate high-quality leads.
- ZeroBounce tracks “throwaway” email addresses and performs syntax checking.
- Supports both mass and individual scanning of mailboxes, as well as domains, spam detection, and “trap servers”.
- The Email List Enhancement feature helps you collect extended contact information such as name, gender, location, IP address, and social media accounts. They can be used to prepare personalized and targeted campaigns, as well as for multichannel communication.
- The function of detecting and removing duplicate email addresses is available at no additional cost.
- 45 pre-installed integrations with popular systems such as ActiveCampaign, GetResponse, HubSpot, Brevo and Shopify. It is possible to integrate the service with other software via the API.
Email verification service free by ZeroBounce offers a freemium plan with the ability to verify up to 100 addresses per month without any fees. The cost of paid packages depends on the number of emails being verified, ranging from $16 for 2000 checks per month to $3462 for 2.5 million addresses.
Bouncer
An equally popular solution for automatically checking contact databases is the Bouncer platform, created in 2018. This is one of the best email verification tools today. It helps entrepreneurs and marketers reduce bounce rates, improve deliverability, and avoid being blacklisted by email providers and web providers.
Key features:
- The platform qualitatively and accurately checks email addresses in single and mass modes, with a productivity of up to 200,000 checks per hour per user.
- The intuitive interface helps you download and verify a list of addresses in three simple steps, or quickly verify a single email. There is also an analytics module with detailed reports.
- Loading databases of up to 250,000 contacts is supported.
- The service identifies “disposable” emails, checks syntax and domains, and also finds “honeypot” servers.
- Using the Deliverability Kit feature, you can automatically configure and authenticate your mail server. In addition, it sends auto-notifications when email providers blacklist the sender's address. It also predicts failures for future campaigns.
- Bouncer is fully compliant with SOC2 and GDPR privacy standards. The platform anonymizes email addresses during processing, preventing third parties from gaining access to them.
- This email address verification service has pre-installed integrations with Moosend, MailChimp, HubSpot, ConvertKit, GetResponse and other platforms. Using the API, you can set up automatic data exchange with almost any external system.
Prices for service packages depend on the number of emails included. A database of 1000–4000 addresses can be checked at $0.007 per address; for 5000–9000 – $0.006 per address; and for 10,000–50,000 – $0.005 per address. New users receive 100 free test checks.
Mailfloss
Mailfloss is a popular email verification software. The platform easily integrates with services for automating email campaigns, providing flexible options for mass or individual contact verification.
- After connecting the service to the newsletter platform, you can activate the daily cleaning function. It instantly identifies and deletes inactive email addresses after they are added to the database. You only need to specify what automatic actions to take with unwanted contacts: check or correct syntax, flag, unsubscribe, or delete.
- The system's algorithms recognize different types of unwanted addresses and distribute them into a number of categories: inactive, banned, disposable, duplicate, spam, and so on.
- Mailfloss supports integrations with more than 30 popular email platforms: ActiveCampaign, Klaviyo, MailerLite, MailChimp, Drip, ConvertKit, Brevo and AWeber.
- The service automatically checks and corrects errors in the spelling of email addresses, and also monitors and deletes addresses with a critically high bounce rate.
- To run automatic verification, you just need to integrate Mailfloss with the database of the selected mailing list provider or manually upload your contact list in a CSV file.
- Additional features of the system include manual verification of single addresses, creation of whitelist and blacklist, monitoring of spam traps, tagging, generation of reports, and validation of mail servers.
Mailfloss is not a completely free email verification tool, but its users have a free 7-day trial period. The most budget-friendly plan, Launch Lite (10,000 checks), will cost $17 per month or $14.17 per month if you purchase a subscription for a year at once. The maximum plan includes 125,000 checks and costs $200 per month.
NeverBounce
NeverBounce platform, one of the best email verification services, launched in 2014. It is aimed at corporate clients, offering them a wide range of tools for automatic verification of email addresses in real time. It also provides a number of functions for clearing databases of inactive or other unwanted contacts.
Key features:
- Through the NeverBounce interface, you can check both single addresses and databases with many contacts. In addition, there is a function for auto-removing duplicate emails and API/webhooks for connecting integrations with external systems.
- The service is suitable for small, medium, and large businesses in various fields of activity.
- The user just needs to upload a CSV file with a list of contacts to the platform, and then download it in a cleaned form to ensure 99.9% deliverability for their mailings.
- NeverBounce can verify millions of emails received from different sources: contact and lead forms, registration forms, CRM, and so on.
- If, after the automatic check, there are still questionable addresses in the list, you can send it for manual checking by the service team.
NeverBounce is a free email verification service with a limit of checks per month. In addition, the platform offers two tariff plans to choose from: monthly payments and pay-as-you-go. In the first case, you need to indicate the number of checks you need during registration, after which the system will automatically calculate the amount of the monthly payment. The pay-as-you-go tariff is calculated based on the volume of checks per month: from $0.003/email for the purchase of 1 million checks to $0.008/email for 10,000 verifications. The service provides individual conditions to users with volumes of over 1 million checks per month.
Clearout
Clearout is a relatively new email verification service that has been operating since 2019. Its algorithms use over 20 verification criteria, which help determine the status of each email with more than 98% accuracy. The platform outperforms competitors with faster detection of spam traps, disposable addresses, and syntax errors. It also effectively tracks inactive, toxic, and other unwanted addresses.
Key features:
- Users can directly import data from email service providers (ESPs) or CRM systems. The service can check a database of over 1 million addresses in less than 3 hours.
- During the check, Clearout adds the highest-quality addresses to the "guaranteed deliverables" column. The delivery rate for such contacts exceeds 97%.
- The built-in REST API allows you to integrate the platform with any server-side system. Those who want to connect client-side applications or custom integrations can do this through a JavaScript widget.
- The Quick Validation feature helps you quickly verify up to 10 addresses by manually adding them to the search bar.
- The Email Finder feature makes it possible to find clients' personal email addresses based on their passport information and company names.
- The service supports manual uploading of files in .csv and .xlsx formats, as well as importing from ESP, CRM, or Google Sheets. You can download the result in .csv/.xlsx or export it to ESP/CRM.
New users of this one of the best email verification software can verify up to 500 addresses for free after registration. An annual subscription costs 30% less than a monthly one, at $24.50 per month for 5,000 checks. The cost of the service at the pay-as-you-go tariff is $0.005 per email when purchasing from 1 to 9999 checks. A package of 5 million checks is available for $0.0011 per email.
Conclusion
All the platforms listed in the article have proven themselves to be convenient and effective email verification services. They offer approximately the same functionality, except for some nuances. For example, Bouncer notifies the user when their email addresses are blacklisted by email providers. NeverBounce returns funds to customers if the verification is insufficient. ZeroBounce collects additional contact information and offers pre-installed integrations with 45 ESP platforms. Mailfloss can automatically remove addresses with critically high bounce rates from your database. And Clearout provides maximum efficiency for mass email verification.
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