Mails.so
Mails.so checks whether an email address is valid, to cut fake signups and protect sender reputation.
G2 is an independent review site. aiMavis has no affiliation with it.
CategoryMarket
SectionEmail & newsletters
Free planYes
Websitemails.so
Last checked live2026-11-12
More in Email & newsletters · 341 tools
- LetterheadLetterhead is an email platform for teams to write, measure and automate newsletters.
- MaildosoMaildoso provides mailboxes built for cold email with quick setup and deliverability focus.
- NotisendNotiSend is a Russian platform for sending email, SMS and messenger campaigns with an email builder.
- DeBounceDeBounce validates and cleans email lists in bulk and offers real-time checks on signup forms.
- MailerLiteMailerLite is an email marketing tool with drag and drop editor, automation and a free plan.
- OngageOngage is an email marketing platform for personalized sending, list data use and deliverability management at scale.
- NotixNotix is a web push notification service for re-engaging website visitors on desktop and mobile, with a free plan.
- PrefineryPrefinery runs viral waitlists and referral programs so startups can collect signups before launch.
Work on Mails.so?
Claim this profile for free: correct the details, add a one-line pitch in your own words and get a verified mark.
Details come from Mails.so's own website, checked automatically. Every box lists its tools A to Z, so position is never a ranking.
We are a small team. If something here is wrong, .