Dead Simple Email

Dead Simple Email

Dead Simple Email LLC
MyColdInbox

MyColdInbox

Clustox LLC
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About

Dead Simple Email is an email API that gives AI agents and automated workflows real email inboxes. Create an inbox with one API call, send from real addresses over REST or standard IMAP/SMTP, and receive replies as structured webhooks. Inbound messages are scanned for prompt injection before delivery, and a dashboard shows the full history of what each agent sent and received. Plans start free with 5 inboxes; 100 inboxes for $29/month, priced per inbox rather than per seat.

About

MyColdInbox is a web-based shared inbox and email management platform for teams handling cold-outreach replies across multiple sending accounts. It connects Gmail and Google Workspace, Outlook and Microsoft 365, and compatible IMAP/SMTP mailboxes, bringing incoming messages into a unified workspace with each message linked to its source mailbox. Teams can filter and search conversations, label replies, assign threads to teammates, add internal notes, and reply from the original sending account. Role-based workspaces support agencies managing client inboxes, as well as sales development, lead-generation, recruiting, and founder-led outreach teams. MyColdInbox manages replies rather than sending campaigns, allowing teams to keep using their existing campaign tools. It also includes thread status tracking and shared or personal inbox visibility settings.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers, AI agent platforms, automation teams, and SaaS companies whose products need to send and receive real email programmatically

Audience

Lead generation agencies, SDR and sales teams, founders and recruiters running cold email from many inboxes

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

$29/month (100 inboxes)
Free Version Supported
Free Trial Supported

Pricing

$15/user/month
Basic is $15 per seat per month; Pro is $29 and Business is $45 per seat per month. Paid plans receive 20% off with yearly billing. The 14-day free trial includes up to two mailboxes and requires no credit card. Basic allows up to 10 mailboxes; Pro and Business have no mailbox limit. Plans do not charge per mailbox.
Free Version Not Supported
Free Trial Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

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Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Dead Simple Email LLC
Founded: 2026
United States
deadsimple.email

Company Information

Clustox LLC
Founded: 2012
United States
mycoldinbox.com

Alternatives

MyColdInbox

MyColdInbox

Clustox LLC

Alternatives

GenMail

GenMail

Genspark
GenMail

GenMail

Genspark
emailcampaign.ai

emailcampaign.ai

Email Campaign LLC

Categories

Categories

Email Management Supported

Integrations

Amazon SES Not Supported
Brevo Not Supported
Gmail Not Supported
GoDaddy Email Not Supported
Google Workspace Not Supported
Mailgun Not Supported
Microsoft 365 Not Supported
Microsoft Outlook Not Supported
Model Context Protocol (MCP) Supported
SendGrid Not Supported
Yahoo! Mail Not Supported
Zoho Mail Not Supported

Integrations

Amazon SES Supported
Brevo Supported
Gmail Supported
GoDaddy Email Supported
Google Workspace Supported
Mailgun Supported
Microsoft 365 Supported
Microsoft Outlook Supported
Model Context Protocol (MCP) Not Supported
SendGrid Supported
Yahoo! Mail Supported
Zoho Mail Supported
Claim Dead Simple Email and update features and information
Claim Dead Simple Email and update features and information
Claim MyColdInbox and update features and information
Claim MyColdInbox and update features and information