Cost / License
- Freemium (Subscription)
- Open Source
Application types
Platforms
- Self-Hosted
- Software as a Service (SaaS)
- Cloudron
- Online
- Android
- iPhone
- iPad
- Android Tablet




Closum is described as 'Email and SMS Platform built for Marketers and Developers' and is a Email Marketing service in the business & commerce category. There are more than 100 alternatives to Closum for a variety of platforms, including Web-based, SaaS, iPhone, Android and Windows apps. The best Closum alternative is Odoo, which is both free and Open Source. Other great apps like Closum are Mailchimp, HubSpot, Listmonk and UniStack.




Simple newsletter management with easy-to-use interface, Markdown and HTML support and helpful tools like analytics + automatic link checking.




Smarter Contact is an SMS Marketing Software that is undisputedly the market leader in skiptracing (number lookup) using the most advanced geolocation data. The highest hit rates ensure that you're getting in touch with your customers.



Scalable email delivery for transactional email SendGrid transparently handles DKIM, SPF, ISP rate limits, content inspection, bounces, and spam reports to help users achieve higher deliverability. SendGrid integrates in minutes by just changing three SMTP settings.

Intercom shows you who is using your product (the user's region, browser, local time etc.) and makes it easy to personally communicate with them through targeted, behavior-driven email and in-app messages.




The open source personalized marketing platform. Bespoke's mission is to gather information about the customer and do personalized targetting. We gather customer data through various means, including API's, behavioral intent, surveys and integrations with platforms for...

Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.


Monday CRM, product of monday.com , is a sales-focused Customer Relationship Management software offering a suite of tools for managing leads, deals, contacts, and activities without coding.



FluentCRM is a Self Hosted Email Marketing Automation Plugin for WordPress. Manage your leads and customers, email campaigns, automated email sequencing, learner and affiliate management, and monitor user activities and many more in one place; without ever having to leave your...








Leverage drag and drop email editing, automated email and SMS campaigns, real-time analytics, and responsive templates. Integrates with ecommerce, CRM, and CMS platforms including WordPress and Shopify, plus allows email segmentation and contact management.



Mix e-mail and handwritten postcard sequences. Optimize your prospecting results and leave a lasting impression.


