Apollo.io
Hunter
Lusha
ZoomInfo
Snov.io
Seamless.AI
RocketReach
Icypeas
CampaignKit
Captain Verify
Sender Policy Framework
Null Bounce
Simple Email Verifier
Antideo Email Validator
Email List Verify
clearout.io
Apollo.io CampaignKitBased on our record, Apollo.io seems to be a lot more popular than CampaignKit. While we know about 63 links to Apollo.io, we've tracked only 3 mentions of CampaignKit. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Apollo.io seems popular for cold email. Source: 6 months ago
FAAANGM + ATlassian/Uber and similar product based companies 85 lacs - 1.1 cr Startups like coinbase / apollo.io / rippling 80+. Source: 8 months ago
Their data seems pretty good and their features are awesome, but they had a couple of glitches this week that are annoying me. I know they seem to be the best, but has anyone bested them yet? Curious if there's anything out there that's better than Apollo.io. Source: 11 months ago
Tons of options: apollo.io is popular and affordable. If you're looking for recently funded company contact info, saasydb.com is good. Source: 11 months ago
I agree with most people here in that its invaluable. Especially when paired with some other tools like apollo.io and autobound.ai. Source: 11 months ago
End of 2021 I started campaignkit.cc. An Email validation service. I build the first version within a week and put it online. Started some advertisements on Reddit and Twitter. First people started to use it. Source: over 1 year ago
You can try my email validation service: http://campaignkit.cc/. Source: about 2 years ago
I’m the creator of https://campaignkit.cc and might be a little bit biased though. Source: about 2 years ago
Hunter - Find all the email addresses related to a domain
Captain Verify - Captain Verify is the best solution to Verify & Clean the validity of your emails.
Lusha - Search less. Sell more.
Sender Policy Framework - This is a diagnostic tool that acts as a Sender Policy Framework (SPF) record lookup
ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
Null Bounce - Null Bounce is an email validation tool that helps companies decrease the bounce rate for email campaigns. Also, the service is available as an API, which can be used, for example, on sign-up forms to ensure that user submits a valid email address.
