Litmus - litmus tests and tracks your email campaigns, so you can always put your best design forward.
Clearbit - Clearbit provides Business Intelligence APIs
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Lead411 - Lead411 is the Top B2B Marketing & Sales Intelligence data platform for prospecting, contact enrichment, Bombora intent and list building. Get Verified Emails, Direct Dials and Company Intel to improve your sales pipeline.
250ok - 250ok offers a SaaS-based platform to monitor and measure the deliverability of email networks.
UpLead - Access our accurate and real time verified B2B database to drive growth. With built-in email verification, UpLead is the leader in high quality business contact data. Start your free 7-day trial today!