Software to verify email addresses identifies and removes bad email addresses in bulk so you can avoid costly bounces, spam traps, and undeliverable emails. It also provides insights to help you improve your future campaigns. Some email verification tools are part of a bigger software package, such as a CRM or email marketing platform, while others are standalone online services.

Clearout is a popular free email list cleaning and verification tool with an accuracy rate of 98%+. It has a simple interface and more than 20 comprehensive validation checks, including greylisting, MX record checking, and spam trap detection. The email verification software can verify both single and bulk lists and can even automatically clean your lists on a daily basis, saving you time and effort.

Best Software to Verify Email Addresses in Bulk

Zero Bounce is a powerful online email address checker that has a high accuracy rate of 90%+ and can be used for both individual and bulk email verifications. It’s easy to use, with just a few clicks needed to upload your lists and download the cleaned data. Zero Bounce also offers a pack-based option for those with specific needs, with the ability to purchase packs of 250, 1000, or more verified email addresses.

MailerCheck is a reliable, accurate email verification tool with deliverability features. It has an intuitive interface that makes it easy to use, and the results page clearly groups emails into valid, accept all, unknown, and disposable categories. It’s also possible to integrate MailerCheck with other applications and email service providers via its API.