--- title: Mail-in-a-box Reviews meta\_title: 'Mail-in-a-box Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how Mail-in-a-box works for a business like yours. aggregate\_rating: rating\_value: 3.9 review\_count: 5 scale: '5' date\_modified: '2026-07-17' parent\_category: name: Collaboration & Productivity url: https://www.g2.com/categories/collaboration-productivity --- ### Mail-in-a-box Pros and Cons: Top Advantages and Disadvantages #### Quick AI Summary Based on G2 Reviews Generated from real user reviews Users value the **calendar integration** in Mail-in-a-box, simplifying contact and calendar synchronization effectively. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944309&qs=pros-and-cons#reviews) Users find Mail-in-a-box very **easy to use** , with straightforward setup and intuitive administration features. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1288760&qs=pros-and-cons#reviews) Users find the **easy setup** of Mail-in-a-Box straightforward, enabling immediate functionality and simple administration. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1288846&qs=pros-and-cons#reviews) Users find the **reminders feature** helpful for managing contacts and calendar synchronization effortlessly. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944313&qs=pros-and-cons#reviews) Users value the **robust security features** of Mail-in-a-box, ensuring spam protection and safe contact management. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944312&qs=pros-and-cons#reviews) Users find **technical maintenance complex** , making it challenging to recover from failures and implement security effectively. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1994816&qs=pros-and-cons#reviews) Users find **limited options** for technical support and security, making implementation in production challenging and risky. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1994810&qs=pros-and-cons#reviews) Users experience **software instability** with Mail-in-a-Box, particularly during heavy traffic, leading to frequent hangs. [(1 mentions)](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944308&qs=pros-and-cons#reviews) ### Top Pros or Advantages of Mail-in-a-box ##### 1. Calendar Integration Users value the **calendar integration** in Mail-in-a-box, simplifying contact and calendar synchronization effectively. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944309&qs=pros-and-cons#reviews) See Related User Reviews ![umapathy m.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "umapathy m.") UM umapathy m. Small-Business (50 or fewer emp.) 3.5/5 "Experience with mail -in-a-box" What do you like about Mail-in-a-box? It facilitates to mail contacts and calendar synchronisation. This software has the facility of spam protection ##### 2. Ease of Use Users find Mail-in-a-box very **easy to use** , with straightforward setup and intuitive administration features. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1288760&qs=pros-and-cons#reviews) See Related User Reviews ![Shaya K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shaya K.") SK Shaya K. Small-Business (50 or fewer emp.) 2.5/5 "Excellent self-hosted solution, but requires InfoSec knowledge & skills" What do you like about Mail-in-a-box? Relatively easy to set up, works right out of the box, administration is easy to use. ##### 3. Easy Setup Users find the **easy setup** of Mail-in-a-Box straightforward, enabling immediate functionality and simple administration. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1288846&qs=pros-and-cons#reviews) See Related User Reviews ![Shaya K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shaya K.") SK Shaya K. Small-Business (50 or fewer emp.) 2.5/5 "Excellent self-hosted solution, but requires InfoSec knowledge & skills" What do you like about Mail-in-a-box? Relatively easy to set up, works right out of the box, administration is easy to use. ##### 4. Reminders Users find the **reminders feature** helpful for managing contacts and calendar synchronization effortlessly. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944313&qs=pros-and-cons#reviews) See Related User Reviews ![umapathy m.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "umapathy m.") UM umapathy m. Small-Business (50 or fewer emp.) 3.5/5 "Experience with mail -in-a-box" What do you like about Mail-in-a-box? It facilitates to mail contacts and calendar synchronisation. This software has the facility of spam protection ##### 5. Security Users value the **robust security features** of Mail-in-a-box, ensuring spam protection and safe contact management. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944312&qs=pros-and-cons#reviews) See Related User Reviews ![umapathy m.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "umapathy m.") UM umapathy m. Small-Business (50 or fewer emp.) 3.5/5 "Experience with mail -in-a-box" What do you like about Mail-in-a-box? It facilitates to mail contacts and calendar synchronisation. This software has the facility of spam protection ### Top Cons or Disadvantages of Mail-in-a-box ##### 1. Complex Usability Users find **technical maintenance complex** , making it challenging to recover from failures and implement security effectively. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1994816&qs=pros-and-cons#reviews) See Related User Reviews ![Shaya K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shaya K.") SK Shaya K. Small-Business (50 or fewer emp.) 2.5/5 "Excellent self-hosted solution, but requires InfoSec knowledge & skills" What do you dislike about Mail-in-a-box? Technical maintenance can be somewhat difficult, and difficult to recover from if there's a failure, which makes putting this into a production enviro ##### 2. Limited Options Users find **limited options** for technical support and security, making implementation in production challenging and risky. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1994810&qs=pros-and-cons#reviews) See Related User Reviews ![Shaya K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shaya K.") SK Shaya K. Small-Business (50 or fewer emp.) 2.5/5 "Excellent self-hosted solution, but requires InfoSec knowledge & skills" What do you dislike about Mail-in-a-box? Technical maintenance can be somewhat difficult, and difficult to recover from if there's a failure, which makes putting this into a production enviro ##### 3. Software Instability Users experience **software instability** with Mail-in-a-Box, particularly during heavy traffic, leading to frequent hangs. [ See 1 mentions ](https://www.g2.com/products/mail-in-a-box/reviews?filters%5Bsentiment_snippet%5D=1944308&qs=pros-and-cons#reviews) See Related User Reviews ![umapathy m.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "umapathy m.") UM umapathy m. Small-Business (50 or fewer emp.) 3.5/5 "Experience with mail -in-a-box" What do you dislike about Mail-in-a-box? It hang sometimes. During heavy traffic it happens ## Top-Rated Alternatives [ ![Proton Mail For Business](https://images.g2crowd.com/uploads/product/hd_favicon/7298c834a67f0059b29c9cdb8de9166a/proton-mail-for-business.svg "Proton Mail For Business") Proton Mail For Business 4.6/5(494) ](https://www.g2.com/products/proton-mail-for-business/reviews) [ ![Zoho Mail](https://images.g2crowd.com/uploads/product/hd_favicon/1555488294/zoho-mail.svg "Zoho Mail") Zoho Mail 4.4/5(729) ](https://www.g2.com/products/zoho-mail/reviews) [ ![Microsoft Outlook](https://images.g2crowd.com/uploads/product/hd_favicon/5c440ee40ed0f9d1e1c0575dbdd12898/microsoft-outlook.png "Microsoft Outlook") Microsoft Outlook 4.5/5(3,520) ](https://www.g2.com/products/microsoft-outlook/reviews) [ View All Alternatives ](https://www.g2.com/products/mail-in-a-box/competitors/alternatives) ![Shaya K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shaya K.") SK Shaya K. Director of Operations & Technology Graphic Design Small-Business (50 or fewer emp.) 9/19/2024 "Excellent self-hosted solution, but requires InfoSec knowledge & skills" 2.5/5 What do you like best about Mail-in-a-box? Relatively easy to set up, works right out of the box, administration is easy to use. Review collected by and hosted on G2.com. What do you dislike about Mail-in-a-box? Technical maintenance can be somewhat difficult, and difficult to recover from if there's a failure, which makes putting this into a production environment risky, unless you're very technical and have the knowledge and experience. Security needs are also somewhat complicated to implement, and deep InfoSec knowledge is important if this is to be used in a production setting. Review collected by and hosted on G2.com. What problems is Mail-in-a-box solving and how is that benefiting you? It provides an all-in-one self-hosted email solution for anyone who wishes to self-host their own email system. This is particularly useful in sensitive industries, or if you do not wish to rely on cloud services. Review collected by and hosted on G2.com. Show More 1/7/2025 Validated ReviewerIncentivizedSource: G2 invite ![umapathy m.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "umapathy m.") UM umapathy m. freelance interviewer, moderator Small-Business (50 or fewer emp.) 11/5/2024 "Experience with mail -in-a-box" 3.5/5 What do you like best about Mail-in-a-box? It facilitates to mail contacts and calendar synchronisation. This software has the facility of spam protection Review collected by and hosted on G2.com. What do you dislike about Mail-in-a-box? It hang sometimes. During heavy traffic it happens Review collected by and hosted on G2.com. What problems is Mail-in-a-box solving and how is that benefiting you? It minimise our work in sending mail to multiple users and multiple domain names Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Arts and Crafts](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Arts and Crafts") AA Verified User in Arts and Crafts Small-Business (50 or fewer emp.) 10/17/2020 "Nice and Easy Experience with Mail in a box" 4/5 What do you like best about Mail-in-a-box? it is very very simple way of creating a mail acoount. Even if you are an idiot about technology :) also it can be worked parallel with your website if you add the email account Review collected by and hosted on G2.com. What do you dislike about Mail-in-a-box? The price is not high actually but Free version could be with limited option. Review collected by and hosted on G2.com. Recommendations to others considering Mail-in-a-box: It is the Easy and cheapest method for Creating an email server for your business. Review collected by and hosted on G2.com. What problems is Mail-in-a-box solving and how is that benefiting you? I used the mail account at my mom’s business which is a online accessories shop. It gives us easy and business communication way with customers. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ED Emilien D. Small-Business (50 or fewer emp.) 2/23/2016 "Awesome to install a certificed mail server in less than an hour" 5/5 What do you like best about Mail-in-a-box? - I like the security provided. - I'm happy to use Let's Encrypt without using free SSL providers which request my personal information. - Great panel to manage my users & my domains and check the system status. - I like the ability to use a tag with any email account (contact+hello@exemple.com). Review collected by and hosted on G2.com. What do you dislike about Mail-in-a-box? Greylisted is a little frustrating at first (because of delaying) but after realizing its usefulness with low memory machine and reduces the number of analysis performed by Spamassassin. Unable to use with disabling bind and nsd to use only external dns. Review collected by and hosted on G2.com. What problems is Mail-in-a-box solving and how is that benefiting you? Everytime I've to install a mail server for a project I use mailinabox to save time instead of spending hours lost. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Verified User in Program Development](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Program Development") AP Verified User in Program Development Small-Business (50 or fewer emp.) 2/22/2016 "Mail-in-a-box is easy to use and perfect integration with others services." 4.5/5 What do you like best about Mail-in-a-box? I like the easy-to-deploy because this save time. Review collected by and hosted on G2.com. What do you dislike about Mail-in-a-box? Perhaps the UI could be better and the configs file more intuitive Review collected by and hosted on G2.com. What problems is Mail-in-a-box solving and how is that benefiting you? I need a Email server with custom domain and low cost. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ## Work at Mail-in-a-Box? Claim this profile to respond to reviews, update product info, and reach in-market buyers. 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