# Compare Mailgun vs Postmark 2026 | Capterra > Unsure of what to choose? Check Capterra to compare Mailgun and Postmark based on pricing, features, product details, and verified reviews. Source: https://www.capterra.com/compare/159630-254711/Mailgun-vs-Postmark --- # Mailgun vs Postmark Features and Cost Comparison Last updated March 13th, 2026 Provider data verified by our Software Research team, and reviews moderated by our Reviews Verification team.[Learn more](https://www.capterra.com/our-story/) Your comparison: MailgunPostmark2/4 selected [Mailgun](https://www.capterra.com/p/159630/Mailgun/)[4.3 (197)](https://www.capterra.com/p/159630/Mailgun/reviews/) [Postmark](https://www.capterra.com/p/254711/Postmark/)[4.7 (35)](https://www.capterra.com/p/254711/Postmark/reviews/) [## Mailgun](https://www.capterra.com/p/159630/Mailgun/)[4.3 (197)](https://www.capterra.com/p/159630/Mailgun/reviews/) Starting Price $15.00/month Value-for-Money 4.1 Functionality 4.2 Ease of Use 4.3 Customer Service 4 Reviews Sentiment Based on [197 reviews](#user-reviews) Positive 169 Neutral 11 Negative 17 [## Postmark](https://www.capterra.com/p/254711/Postmark/)[4.7 (35)](https://www.capterra.com/p/254711/Postmark/reviews/) Starting Price $10.00/month Value-for-Money 4.7 Functionality 4.7 Ease of Use 4.9 Customer Service 4.6 Reviews Sentiment Based on [35 reviews](#user-reviews) Positive 33 Neutral 1 Negative 1 ## Send this comparison chart to my inbox ### Fill out the form and we'll send a list of the top-rated software based on real user reviews directly to your inbox. ## Summary * * * Features in Transactional Email Software 12 / 40 Only Mailgun - A/B Testing - List Management Best performer 16 / 40 Only Postmark - Click Tracking - Dynamic Content - Email Distribution User satisfaction User satisfaction 4.3 User reviews[197](https://www.capterra.com/p/159630/Mailgun/reviews/) Ease of use 4.3 Functionality 4.2 Value for money 4.1 Customer support 4.0 User satisfaction 4.7 User reviews[35](https://www.capterra.com/p/254711/Postmark/reviews/) Ease of use 4.9 Functionality 4.7 Value for money 4.7 Customer support 4.6 Price starts from Price starts from $15Flat Rate, Per Month - Free version - Free trial Price starts from $10Usage Based, Per Month - Free version - Free trial Best for Best for Mailgun is used by developers, tech companies, marketers, fintech organizations, healthcare providers, and enterprise senders. Best for Postmark is for developers and product teams who need a reliable way to send email for their web applications. You'll get stellar deliverability without paying for a dedicated IP. ## User reviews Pros & cons GP Gilbert P. DevOPS > "Flexible Domain & Account Management: You can add multiple sending domains, set up sub‑domains for separate projects, and..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043747) FoM François M. CEO > "After years of using Mailgun for legitimate transactional emails only, they suddenly disabled my account without warning..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7000117) AA Ayodeji A. Engineer > "It isn’t over-designed for marketing campaigns, but it does what it promises: your emails get sent, you can monitor them,..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7035711) TT Tommy T. CTO > "Some advanced features sit behind higher-priced tiers, and pricing for dedicated IPs or email validation can be confusing." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7009686) GP Gilbert P. DevOPS > "Mailgun excels as an enterprise‑grade email delivery platform. If your team is comfortable with APIs and you need granular..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043747) AP Alan P. Software Engineer > "Does not support multiple sub accounts with separate billing and separate payment methods." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7028409) GP Gilbert P. DevOPS > "Robust API & Documentation: The RESTful endpoints are well‑structured and the SDKs (Python, Ruby, Node.js, etc.) make..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043747) GP Gilbert P. DevOPS > "However, for small businesses or teams without dedicated developers, the learning curve and pricing model can feel restrictive." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043747) BV Brian V. Managing Partner > "In a world where it is becoming increasingly difficult to have business email arrive in someone's inbox, Mailgun has been a..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6829717) VL Valics L. CEO > "Yahoo delivery going to spam, even if I have all green in Mailgun." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7027281) PM Pablo M. Qa engineer > "The interface is intuitive, and the email tracking and validation features make testing and troubleshooting very..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7027178) AA Ayodeji A. Engineer > "Additionally, some advanced settings may not be beginner-friendly, and you may require technical assistance." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7035711) NH Neil H. Developer > "It was very easy to integrate with my online platform (Django / HTMX stack), and provided a dashboard for checking problems as..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7010118) FoM François M. CEO > "Support was extremely slow making Mailgun completely unreliable for any business." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7000117) GF Gary F. CEO > "Getting started is relatively easy, you have to setup what you have for this type of service, There are guides to accomplish..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7032967) FM Fabrizio M. Technical Support Engineer > "Some users complain that we had to use other tools to manage marketing campaigns." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6790434) LD Letha D. Chief Product Officer > "Mailgun is working seamlessly with my custom portals business." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7056530) MH Marcus H. CEO > "Additionally, the service region selection defaults back to the US, which I always forget to change." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6640184) MH Marcus H. CEO > "Features like email tracking, analytics, and solid deliverability are included, which is often more than enough for smaller..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6640184) NV Niels V. CEO > "After logging in, there was an error that says 'account disabled' with no further information." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6575181) MB Martin B. Co-Founder > "We were able to deliver tens of thousands of mails with a solid deliverability and extremely high open rates (mostly thanks to..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6500507) TB Tom B. Head of Customer Experience and Digital > "Can be clunky in reviewing what has been sent." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6784890) TT Tommy T. CTO > "The API and SDKs are straightforward, webhooks are reliable, logs are clear, and deliverability is strong." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7009686) VR Verified Reviewer Web Developer > "Premium features of this are costly and it require technical setup" [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6666981) TT Tommy T. CTO > "The dashboard, event logs, and automatic retries make troubleshooting simple." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7009686) AK Andreas K. Founder/Owner > "logs can not be exported- bad UI for mobile admin access- sometime uses burnt-out IP addresses" [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___5044223) PM Pablo M. Qa engineer > "It’s a great tool for QA work and for ensuring that emails are being sent and received correctly." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7027178) Catalin P. Full-stack Developer > "Unfortunately, I can't because the Ghost blogging platform only works with Mailgun for sending bulk emails." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6042304) MH Marcus H. CEO > "I also love how well Mailgun handles what it promises—emails are delivered quickly and consistently, which is crucial for..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6640184) MB Morgan B. Director of Operations > "Visually it's not as easy to edit as other tools on the market." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6762841) KW Ketmanto W. Application Support Engineer > "I appreciate its simplicity, reliable delivery, and strong inbox placement, which ensures excellent email results." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7044070) SF Simon F. Arborist > "Can be complicated if you’re not technical" [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6691713) AA Alex A. Peer support specialist, drug and alcohol counselor > "I really enjoyed the camp email templates security on." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7125262) Catalin P. Full-stack Developer > "However, my account is limited and can only send email to 9 recipients per email." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6042304) MH Marcus H. CEO > "Setting it up is straightforward, and once configured, it takes care of email delivery without needing constant attention or..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6640184) Arkadiusz K. IT Project Manager > "Very basic interface and limited options compare to competition." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6056408) VR Verified Reviewer Senior software developer > "Mailgun is a strong choice for businesses needing reliable, scalable transactional email services." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6658470) JP Justin P. Owner > "Setup was not clear and no documents to support DNS issues." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6060761) TT Tommy T. CTO > "Integration, testing, and scaling are painless." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7009686) GB Goma B. Instructor > "The service charges based on the number of emails sent, which can be costly for businesses that send a high volume of emails." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4770231) VL Valics L. CEO > "The service is reliable and support responds quickly when needed." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7027281) JM John M. Software Engineer > "Email delivery was a major problem for some of our customers who were hosted with well-known shared hosting providers like..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4473048) SB Steve B. CTO > "Very detailed searchable logs available for each domain." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6652003) Nujan S. Managing Director > "Mailgun email tracking feature is not that accurate and also I personally found and reported bugs into the system UX." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3840191) KM Konstantinos M. Fullstack web developer > "It’s ever easy to setup and good pricing." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7075463) VR Verified Reviewer Owner > "I got my account temporarily disabled." [See full review](https://www.capterra.com/p/159630/Mailgun/#GetApp___5006107) MB Morgan B. Director of Operations > "Overall I am pleased with mailgun and the role it plays in our automation and customer journey." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6762841) VR Verified Reviewer Owner > "I haven't received any explanation, there was no warning before starting to use the app." [See full review](https://www.capterra.com/p/159630/Mailgun/#GetApp___5006107) BV Brian V. Managing Partner > "It is fairly easy to set up if you have experience with DNS, and pretty good instruction if you are not. " [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6829717) CD Clement D. ceo > "This goes without saying that Mailgun way of coding emails is terrible, their delivrability is one of the worst of the market." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3722248) VR Verified Reviewer Marketing and Digital Projects > "A powerful tool, handles our emails without any issues, and constantly becoming more powerful." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6727920) CD Clement D. ceo > "Mailgun disables your account after 6 months working on integrating with it ; out of nowhere, for no reason." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3722248) AK Andreas K. Founder/Owner > "Also, when we experienced difficulties and reached out to the support, we've been amazed about their qualified response that..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___5044223) Catalin P. Full-stack Developer > "Horrible." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6042304) HJ Henrik J. Founder, Developer, Systemadministrator > "Keep it simple going forward, as you have thus far, and you have one guaranteed customer at least." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043752) JM Jessica M. IT Manager and Client Success Partner > "I am unable to give a thorough opinion on the advantages and disadvantages of using the software or its user interface." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4756805) PM Pablo M. Qa engineer > "Its user-friendly interface was very helpful to me." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7027178) Cristian F. Manager > "Maybe I got impatient and switched too quickly." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4722927) MH Mohammad H. Inbound marketing specialist > "It is a decent experience; it meets basic email needs effectively." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6636244) AK Avi K. Ceo > "Each time they decided something was off they froze the whole account and had an unreasonable amount of steps to take." [See full review](https://www.capterra.com/p/159630/Mailgun/#GetApp___3302105) SF Simon F. Arborist > "We’ve found it straightforward to implement and it sends emails successfully." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6691713) VR Verified Reviewer Software Developer > "Downtimes and deliverability issues can be daunting." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3201867) VP Vikas P. Director > "If you know your way around DNS records, Mailgun is remarkably easy to set up and just works!" [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6740015) Giuseppe N. software engineer manager > "Exceeded the threshold of the free tier, i think is more expensive compared other services." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3496266) MH Marcus H. CEO > "It’s refreshing to see such a feature-rich offering without having to upgrade right away." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6640184) AA Andrea A. designer > "I have tried to test it but without the possibility to see how the functionalities work I dismiss it." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___3327872) VR Verified Reviewer Senior software developer > "Deliverability: Very good email deliverability rates." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6658470) VR Verified Reviewer Founder > "The UI is very heavy and confusing to use." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2900114) JM John M. Software Engineer > "Sending an email to someone takes no time at all, and you can even set up a queue for thousands of messages. If you need to..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4473048) RP Ricardo P. manager > "So if someone is using Mailgun abusively and is using the same IP to send emails you may get some problems. " [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2815545) SS Stuart S. Owner > "The deliverability of the email is amazing" [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6653139) JT Jonathan T. Magician > "Most of my gripes are simply due to lack of understanding - a lot of the software was quite technical in nature and over my..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2582342) Efezino U. Managing Director & Software Developer > "Mailgun offers a range of advanced features, including tracking and analytics, email validation, and integration with other..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4333026) VR Verified Reviewer IT Specialist > "The interface runs a bit slow and buggy at times (like viewing logs)." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2342085) Chandan M. Marketing Manager > "Mailgun is a comprehensive email marketing service that provides businesses with the tools they need to create effective email..." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___4616366) VR Verified Reviewer Director > "Unreliable." [See full review](https://www.capterra.com/p/159630/Mailgun/#GetApp___3076997) BV Brian V. Managing Partner > "It has been a pretty positive service. " [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___6829717) VE Vendel E. developer > "They suddenly and mistakely suspended one of my domain and took ages to get it back." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2298148) HJ Henrik J. Founder, Developer, Systemadministrator > "Support has been superb thus far, those few occasions needed." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___7043752) KP Katherine P. Founder > "The user interface is also not convenient." [See full review](https://www.capterra.com/p/159630/Mailgun/#Capterra___2403990) [View Reviews](https://www.capterra.com/p/159630/Mailgun/reviews/) VR Verified Reviewer Director > "The API is very easy to understand, allowing you to connect Postmark to other tools easily." [See full review](https://www.capterra.com/p/254711/Postmark/#Capterra___4836002) Vadim K. Owner > "Sneaky business practices, poor customer service, price gouging, lack of helpfulness when resolving issues, and..." [See full review](https://www.capterra.com/p/254711/Postmark/#GetApp___6852816) VR Verified Reviewer CEO > "As a SaaS platform that sends emails on behalf of our users, we needed an API solution that supported whitelabel..." [See full review](https://www.capterra.com/p/254711/Postmark/#Capterra___2682682) VR Verified Reviewer CEO > "The main con of Postmark is the pricing." [See full review](https://www.capterra.com/p/254711/Postmark/#Capterra___2682682) [View Reviews](https://www.capterra.com/p/254711/Postmark/reviews/) ## User interface 4.34 (197) [Postmark](https://www.capterra.com/p/254711/Postmark/) 4.74 (35) ### Features Mailgun 12/40 - A/B Testing - Activity Dashboard - Activity Tracking - AI Copilot - Alerts/Notifications - API - Autoresponders - Campaign Analytics - Campaign Scheduling - Click Tracking - Contact Database - Customer Segmentation - Customizable Branding - Customizable Fields - Customizable Forms - Drag & Drop - Drip Campaigns - Dynamic Content - Email Distribution - Email Management - Email Marketing - Email Monitoring - Email Templates - Email Tracking - Event Triggered Actions - Generative AI - Geolocation - List Management - Message Personalization - Mobile Access - Real-Time Data - Reporting/Analytics - Simple Mail Transfer Protocol (SMTP) - SMS Messaging - Subscription Management - Template Management - Third-Party Integrations - Unsubscribe Database - Workflow Management - WYSIWYG Editor [See all features](https://www.capterra.com/p/159630/Mailgun/#features) Postmark Top features 16/40 - A/B Testing - Activity Dashboard - Activity Tracking - AI Copilot - Alerts/Notifications - API - Autoresponders - Campaign Analytics - Campaign Scheduling - Click Tracking - Contact Database - Customer Segmentation - Customizable Branding - Customizable Fields - Customizable Forms - Drag & Drop - Drip Campaigns - Dynamic Content - Email Distribution - Email Management - Email Marketing - Email Monitoring - Email Templates - Email Tracking - Event Triggered Actions - Generative AI - Geolocation - List Management - Message Personalization - Mobile Access - Real-Time Data - Reporting/Analytics - Simple Mail Transfer Protocol (SMTP) - SMS Messaging - Subscription Management - Template Management - Third-Party Integrations - Unsubscribe Database - Workflow Management - WYSIWYG Editor [See all features](https://www.capterra.com/p/254711/Postmark/#features) ### Recognition Mailgun is recognized as a top-rated tool in 1 Capterra Shortlist reports No recognitions have been awarded to Postmark ### Deployment & support Mailgun Deployment - Cloud, SaaS, Web-Based - Desktop Mac - Desktop Windows - Desktop Linux - On-Premise Windows - On-Premise Linux - Desktop Chromebook - Mobile Android - Mobile iPhone - Mobile iPad Support - Email/Help Desk - FAQs/Forum - Knowledge Base - Phone Support - 24/7 (Live rep) - Chat Training - In Person - Live Online - Webinars - Documentation - Videos Postmark Deployment - Cloud, SaaS, Web-Based - Desktop Mac - Desktop Windows - Desktop Linux - On-Premise Windows - On-Premise Linux - Desktop Chromebook - Mobile Android - Mobile iPhone - Mobile iPad Support - Email/Help Desk - FAQs/Forum - Knowledge Base - Phone Support - 24/7 (Live rep) - Chat Training - In Person - Live Online - Webinars - Documentation - Videos ### Company Details Mailgun - By Sinch - Located in Belgium - Founded in Postmark - By ActiveCampaign - Located in United States - Founded in 2003 ## 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