--- title: EmailSuccess Reviews meta\_title: 'EmailSuccess Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how EmailSuccess works for a business like yours. aggregate\_rating: rating\_value: 4.0 review\_count: 2 scale: '5' date\_modified: '2026-05-31' parent\_category: name: Collaboration & Productivity url: https://www.g2.com/categories/collaboration-productivity --- # EmailSuccess Reviews & Product Details EmailSuccess is an advanced SMTP Server (MTA) derived from the technology and the expertise accumulated in years of exchanges with the ISP and ESP worlds, built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements. TOP PERFORMANCE Designed to deliver high volumes of messages giving you full control over Speed, Latency, Reliability and Deliverability parameters. HIGH DELIVERABILITY Reach your target easily. We ensure that your email has the best chance of avoiding spam filters and landing in the inbox. ADVANCED INTELLIGENCE Optimise delivery by tuning email delivery parameters automatically in real-time. Platform tuning has never been so effective! * * * Seller [Diennea Srl](https://www.g2.com/sellers/diennea-srl) Discussions [EmailSuccess Community](https://www.g2.com/products/emailsuccess/discuss) Languages Supported English Overview by Fabien Brouillaud (EmailSuccess, an advanced MTA built to handle critical reliability, performance, security, deliverability requirements.) Show More ## Pricing Pricing provided by EmailSuccess. ### EmailSuccess Free 0 1 [ View More Pricing Information ](https://www.g2.com/products/emailsuccess/pricing) ## Top-Rated Alternatives [ ![Google Workspace](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Google Workspace") Google Workspace 4.6/5(48,198) ](https://www.g2.com/products/google-workspace/reviews) [ ![Microsoft Outlook](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Microsoft Outlook") Microsoft Outlook 4.5/5(3,533) ](https://www.g2.com/products/microsoft-outlook/reviews) [ ![Superhuman Mail](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Superhuman Mail") Superhuman Mail 4.8/5(1,301) ](https://www.g2.com/products/superhuman-mail/reviews) [ View All Alternatives ](https://www.g2.com/products/emailsuccess/competitors/alternatives) ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI Verified User in Information Technology and Services Small-Business (50 or fewer emp.) 8/28/2019 "Didn't know I needed it until I tried it!" 4/5 What do you like best about EmailSuccess? I love the amount of opportunity it opens for better email exchange. The entire software is very intuitive and the support couldn't be any better. I find our team members to be a lot more productive on a day to day basis due to a more efficient workflow. Review collected by and hosted on G2.com. What do you dislike about EmailSuccess? I wish it had better UI and features as well as the ability to improve deliverability. I feel like, for a 2019 product, the aesthetics could be a lot better. Review collected by and hosted on G2.com. Recommendations to others considering EmailSuccess: Take your time to really go through it thoroughly! You will not regret giving it a shot! Review collected by and hosted on G2.com. What problems is EmailSuccess solving and how is that benefiting you? Better email engagement, better email deliveries, overall a seamless workflow. Review collected by and hosted on G2.com. Show More 9/3/2019 Validated ReviewerIncentivizedSource: G2 invite ![Richard W.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Richard W.") RW Richard W. HR/Safety Director Mid-Market (51-1000 emp.) 11/13/2019 "Great for assisting email" 4/5 What do you like best about EmailSuccess? Used for our work email and calendars. Works good with outlook. Review collected by and hosted on G2.com. What do you dislike about EmailSuccess? Sometime software froze up, but support assisted with problems. Review collected by and hosted on G2.com. Recommendations to others considering EmailSuccess: Helpful with day to day work emails. Review collected by and hosted on G2.com. What problems is EmailSuccess solving and how is that benefiting you? Just assisting with email. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ### There are not enough reviews of EmailSuccess for G2 to provide buying insight. 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