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Email Management Software with API (2026) - Page 5

Last updated: April 2026

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165 software options

VerticalResponse logo

Email marketing and automation software

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Vertical Response is an email marketing software and marketing automation tool designed to help businesses effectively communicate with their customers. The platform offers a user-friendly email editor, automated follow-up emails, advanced reporting, and a landing page builder, allowing users to create and manage successful email marketing campaigns with ease.

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ActiveTrail logo

Email marketing and marketing automation platform

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ActiveTrail streamlines professional email management.
Create, send, and automate personalized campaigns, track performance in real time, and optimize engagement and conversions with centralized data and responsive support via phone, chat, and email.

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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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ePigeon logo

Cloud-based email marketing platform for businesses

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ePigeon is a cloud-based email marketing platform that helps businesses schedule and manage campaigns, edit HTML codes, send tests, and more.

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12d Synergy logo

Data management for architects, engineers and construction

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12d Synergy is a data management and project collaboration solution that helps architectural, engineering and construction offices get great work done. It’s the all-in-one solution for built environment projects, managing your email, documents, tasks, CAD, geospatial data and 12d Model.

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IntuityAI by Dazychain logo

Matter management for in-house legal teams

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Dazychain is a legal matter management platform designed to streamline workflows, improve team collaboration, and centralize key information in one space.

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ProProfs Help Desk logo

Help desk and ticketing solution for customer service

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ProProfs Help Desk is an all-in-one help desk solution that streamlines the entire customer support process. Businesses can manage all customer-facing inboxes on one platform, track tickets from start to finish, collaborate with agents on tickets, and resolve complaints and issues.

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Klemail logo

N°1 tool for email address verification

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Klemail is an email management tool that enables businesses to detect incorrect emails in the database. These email addresses are dangerous for your email reputation. Cleaning your contact lists will allow you to lower your bounce rate when sending email campaigns and thus increase your deliverability.

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Automatic Email Manager logo

Be more productive with auto-print emails, attachments, ...

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Automatic Email Manager is a Windows-based software that controls and actions all repetitive tasks concerning incoming emails and attachments that can end with taking up valuable time.

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Maileon logo

Newsletter & marketing automation software

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Maileon is an email marketing and automation solution that allows you to send targeted email campaigns to your customers and develop marketing automations. Benefit from numerous powerful features such as personalized sending times, our recommendation engine, AMP mailing support, landing page editors

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GlobiMail for Podio logo

Get your Email conversations into Podio

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Podio is a great way to run your business, but it can be almost impossible to get your customers to give up email. Fortunately, they don't have to. With GlobiMail for Podio, your email conversations automatically get into Podio. Perfect for tracking sales opportunities, running a helpdesk, and managing projects.

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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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DMARC Manager logo

Protect your Email Domains against Email Abuse and Phishing.

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The DMARC Manager Platform is built by email experts to quickly and easily make email DMARC compliant while providing deep insight and actionable intelligence. DMARC Advisor brings together thousands of senders, vendors, and operators in a joint effort to build DMARC into the email ecosystem.

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VistaQuote logo

Inbound RFQ Mgmt. with Auto-Quoting & Online Quote Approval

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Transform how you manage inbound RFQs & send customer quotes. With a single click, quotes are sent to customers & seamlessly entered into your software without manual entry. It even interprets plain-text emails using AI, enabling automatic quoting, enhancing efficiency, and saving valuable time.

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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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CentrixOne Email Marketing logo

CentrixOne Email Marketing : simple, intuitive, affordable

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CentrixOne Email Marketing is a simple, intuitive, and affordable solution. It enables businesses to manage contacts, send emails, and track statistics. It offers tools that turn prospects into customers. It creates and customizes responsive emails in just a few minutes.

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250ok logo

Cloud-based email management, analytics and deliverability

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250ok is a modular, customizable email performance management, analytics and deliverability software suite, for use by email marketers alongside popular third-party Email Service Providers (ESPs), to drive advanced insights around email performance and the assurance that all messages reach customers

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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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AIO logo

Omnichannel marketing and digital communication software

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AIO is an on-premise and cloud-based omnichannel marketing software that helps businesses of all sizes manage digital campaigns and streamline client communication through emails, SMS and more.

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Mailinblack logo

Cloud-based & on-premise email protection software

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Protecting businesses from malware, phishing, ransomware, and spam emails.

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SparkPost logo

Predictive email intelligence solution with analytics

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SparkPost is an email analytics solution designed to help businesses optimize email performance, deliverability, engagement, and more. It offers predictive intelligence, which allows marketers to gain insights into campaign health, engagement rate, and spam links to diagnose performance issues.

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PushNami logo

Subscriber Engagement & Monetization Platform

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Get unmatched delivery with Pushnami's email platform. Coupled with web-based push notifications and Facebook messaging, Pushnami makes it easy to target your subscribers across all channels.

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Sortd for Sales logo

Sales CRM for Gmail

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Sortd transforms Gmail accounts into a powerful sales tool, enabling users to drag & drop emails into a pipeline, while keeping track of contacts, notes & more

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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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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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