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A REST email API that makes it easy and fast to integrate your user's email data in your application.
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What is Context.IO?

As soon as a mailbox is connected, we create a metadata index of its content starting from the most recent emails which become available from the API within seconds. Context.IO takes care of synching email data for your app so you don't have to build, scale and maintain this infrastructure yourself. Focus on what's unique to your business, we'll manage the technical details of integrating with arcane email server protocols.
Context.IO is a tool in the Email API category of a tech stack.

Who uses Context.IO?

4 companies reportedly use Context.IO in their tech stacks, including Streak, MMG - For Consideration, and Joomla Dagen.

25 developers on StackShare have stated that they use Context.IO.

Context.IO's Features

  • REST Beats IMAP
  • Contacts- Recipients and senders with stats like message count and latest sent/received.
  • Files- Each attachment has a unique id to access its content and history.
  • Messages- Query messages by contact, folder, dates, subject. Get the parsed body and headers.
  • Threads- Easily get the list of messages in a thread no matter what folder messages are in.
  • WebHooks- Get rule-based notifications POSTed to your app.

Context.IO Alternatives & Comparisons

What are some alternatives to Context.IO?
A full-featured email creation and transfer class for PHP. It is a class library for PHP that provides a collection of functions to build and send email messages. PHPMailer supports several ways of sending email: mail() , Sendmail, qmail & direct to SMTP servers.
It is a cross-platform mail client library built on top of MimeKit. The main goal of this project is to provide the .NET world with robust, fully featured and RFC-compliant SMTP, POP3, and IMAP client implementations.
It allows sending email directly from Javascript, with no backend development. The developers create one or more email templates (dynamic content supported) and then trigger an email using our Javascript SDK, specifying the template, and the dynamic parameters for rendering the email. is a web-based email processing software which allows you to pull any kind of data from incoming e-mails based on custom parsing rules. The parsed data can be sent to any API with webhooks.
It is an API-first email hosting service with a user-friendly interface. It provides affordable scalability for small & large businesses using dedicated email servers without any per-user/per-domain limits. Furthermore, the powerful API enables you to meet your changing business requirements with ease.
See all alternatives

Context.IO's Followers
18 developers follow Context.IO to keep up with related blogs and decisions.