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Top Rated Email Management Software with Api - Page 4

Last updated: June 2026

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175 software options

Moosend logo

Email marketing, campaign management & automation software

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Moosend is an email marketing & marketing automation platform, with newsletter templates, list segmentation, real-time performance monitoring & campaign stats.

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Saleoid logo

Best CRM Software for leads, sales, marketing & billing

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Saleoid is the Best CRM Software for startups, agencies & SMBs an all-in-one platform to generate leads, manage sales, run marketing, and handle billing in one connected system. Starts at $5/month (2-year plan).

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Mailmodo logo

Email marketing software with templates and AMP emails

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Mailmodo, a new-age email marketing tool, helps you get higher email conversions by adding interactive app-like elements inside emails.

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GroupOffice logo

Open source groupware and CRM for collaboration

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Group-Office is open source groupware and CRM software enabling team collaboration via shared calendars, file management, and email integration. It offers project management for tracking hours and costs, finance tools for sales, and contact management for email marketing and support. Group-Office syncs across iOS, MacOS, Android, and Windows using IMAP, CalDAV, and CardDAV protocols.

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MxToolbox Delivery Center logo

Email monitoring solution for marketing and IT teams

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MxToolbox Delivery Center is a cloud-based email monitoring solution, that assists marketing teams with tracking email deliverability & monitoring domain health. Features include analytics, SMTP diagnostics, header analysis, response management, threat investigation, server monitoring, & reporting.

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KingMailer logo

Cloud-based SMTP for email delivery

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KingSMTP is a cloud-based SMTP service for reliable transactional email delivery. Send system alerts, invoices, account notifications, and other critical emails with full logging and tracking. Designed for apps, websites, and SaaS platforms.

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Positive User logo

The engine of growth. An all in one solution for user data.

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Positive User is an omnichannel emailing and customer engagement platform aimed at boosting engagement and improving conversion by using a single data source for your customers.

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Vaultastic logo

Vaultastic - Simplify Data Protection and Management

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Vaultastic can ingest your business data stored from a wide range of active and legacy data sources into a central, unified cloud repository.

On-demand SaaS tools for fast ediscovery, governance, and flexible data extraction increase the visibility and availability of business-critical data.

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SocketLabs logo

Marketing & transactional email delivery platform

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SocketLabs is a marketing & transactional email delivery service with features for sending, receiving, & tracking the success of emails and recipient engagement

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Flexmail logo

Email software for email marketing & transactional mails

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Flexmail offers small and mid-sized enterprises and public administrations tools to simplify and enhance email marketing (EDM). Key features include a WYSIWYG editor, templates, segmentation, drip campaigns, contact list management, campaign & subscriber management, and CAN-SPAM compliance.

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eGain Mail logo

Pioneer in web-based email response management

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eGain Mail, a web-based email management software for customer service, helps companies automate and personalize responses to customer emails, web forms, faxes, social posts, and letters, efficiently and at scale.

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365 Command logo

Application management solution for MS 365 services

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Kaseya 365 Command is an application management software that allows users to manage & monitor the use of Microsoft Office 365 & other Microsoft online services

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Sendloop logo

Email marketing and marketing automation tool

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Sendloop is a full featured email marketing and marketing automation. You will find all features and tools to nurture leads, segment them and run highly targeted email campaigns

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Gaggle Mail logo

A modern listserv replacement for organizations of all sizes

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Thousands of organizations — from local community groups to international associations — use Gaggle Mail to stay in touch over email.

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SimpleWorks logo

Cloud-based all-in-one marketing platform

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SimpleCRM’s email management streamlines communication with SMTP/IMAP setup, templates, and automation. It centralizes interactions, boosts productivity, and ensures timely, consistent responses while integrating seamlessly with other CRM functions.

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Postmark logo

Cloud-based email management software

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Postmark is a cloud-based email management software designed to help businesses handle and streamline the delivery of emails. Supervisors can create transactional emails using customizable templates, track open click rates, and automatically receive notifications about invoice bounces.

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Atmail logo

Email solutions for service providers

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Atmail is a powerful and easy, yet cost-effective email solution. Fully featured and customisable, you can deploy atmail on-premises on in the cloud.

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iPost logo

An email platform for the modern marketer.

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iPost is an email marketing software designed to help marketers manage email campaigns, audience targeting, customer segmentation, and workflow creation. The drag-and-drop design tool lets users move email elements onto pre-existing branded templates and edit them according to requirements.

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Rooftop logo

Email and project management software for modern teams

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Rooftop is a collaboration platform designed to help teams with email management, customer support, and task/project management. It allows users to manage incoming and outgoing messages, collaborate on emails and tasks, and keep track of team performance.

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JangoMail logo

Cutting Edge Email Technology

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JangoMail is a web-based email service platform for businesses and organizations of all sizes.

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Helpmonks logo

Shared inbox solution

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Helpmonks is a team email management solution which supports an intelligent collaborative email management approach by enabling users to control and prioritize team emails by assigning them. The platform is also designed to transform the team’s email inbox into a powerful sales tool.

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Enabler logo

Enterprise Email Automation: Smart Nurture for Insurance.

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Take total control of your inbox strategy with Enabler. Our enterprise platform manages high-volume insurance comms, from automated quote confirmations to policy renewals. Use deep CRM integration and dynamic data to ensure every system-triggered email is accurate, personalized, and secure.

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Mixmax logo

Email communication & sales productivity application

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Mixmax is an email communication & sales productivity application designed to help businesses convert prospects into customers through Gmail, Google Inbox, Google Calendar, Salesforce & Pipedrive using 1-to-1 communication, personalized email, workflow automation, email tracking, CRM sync, & more

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SMTPProvider logo

Bulk email delivery and marketing platform

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Reliable SMTP relay and email API built for seamless transactional and promotional email delivery to the inbox.

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CaptainVerify logo

Email verification & data cleaning software

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CaptainVerify is email verification and data cleaning software that that ensures contact lists are clean and effective for marketing purposes, thereby enhancing the chances of email delivery. The software can examine databases and produce reports on email validity to assist in segmenting contact lists. CaptainVerify enhances marketing campaigns with features for email validation and list cleansing.

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