A bulk email validator is an online service that checks and corrects email addresses. Whether you need to verify a list of emails, confirm signups, or clean up your data for a database migration, an email validation tool can help you prevent costly bounce rates and improve the accuracy of your campaigns.

Email validation is a crucial part of any email marketing campaign, allowing marketers to maximize the effectiveness of their campaigns and fortify customer engagement. However, not all email verification tools are created equal, with some delivering greater accuracy than others.

Bulk Email Validator Tools: Why Your Business Needs One

Invalid emails are one of the biggest reasons for high hard bounce rates, which can negatively affect a brand’s deliverability and impact overall campaign success. Regularly cleaning your email lists through bulk email verification is an essential first step in ensuring that your messages reach the inboxes of your target audience.

The best email verification services will check your list for invalid, undeliverable, and disposable addresses that are known to be harmful to your sending reputation. They will also identify common typos and errors such as missing dots, miswritten words, or domains that are no longer valid.

Clearout is a leading email validator that offers a wide range of features and can verify twice as many emails for the same price as competing services. They are trusted by more than 125,000 users, including enterprises and major organizations. Their API is integrated with leading ESPs such as MailChimp, Constant Contact, Sendinblue, and Brevo (formerly Sendmail). They have a variety of plans starting at $15 per month for 1000 credits.