MyColdInbox

MyColdInbox

Clustox LLC
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About

MailDeck is the market-leading enterprise cold email infrastructure platform, engineered from the ground up for high-volume senders who demand uncompromising deliverability at scale. Trusted by sales teams, growth agencies, and revenue organizations sending millions of emails per month, MailDeck provides the most reliable inbox architecture available for cold outreach. The platform seamlessly integrates Google Workspace, Microsoft 365, and a wide range of SMTP providers into a unified, enterprise-grade sending infrastructure.

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

B2B outreach teams, SDRs, lead generation agencies, recruitment firms, fintech companies, SaaS startups, real estate agents, marketing and growth agencies, PR agencies, sales consultants, founder-led sales teams

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 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

$99 for 30k emails/month
Free Version Not Supported
Free Trial Not 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 5.0 / 5
ease 4.5 / 5
features 4.5 / 5
design 4.5 / 5
support 5.0 / 5

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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Pros & Cons from Real Users

Pros

  • Correct inbox configuration, proper warmup setup, right workspace delivery, campaign limits handled properly, and genuinely technical support that solves real problems fast.
  • Very simple setup process. Prices are way lower than competitors', which matters a lot when you're buying domains in bulk. Support is responsive and always willing to help with any inquiries. Had a question about tenant configuration and got a clear answer in under 10 minutes.

Cons

  • Onboarding could use more self-serve docs, but support covers the gap well.
  • Would be great to see a built in warmup tool or deliverability dashboard added over time.

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

MailDeck
Founded: 2025
United States
maildeck.co

Company Information

Clustox LLC
Founded: 2012
United States
mycoldinbox.com

Alternatives

Alternatives

GenMail

GenMail

Genspark
emailcampaign.ai

emailcampaign.ai

Email Campaign LLC

Categories

Cold Email Supported

Categories

Email Management Supported

Integrations

Gmail Supported
Google Workspace Supported
Microsoft 365 Supported
Amazon SES Not Supported
Brevo Not Supported
GoDaddy Email Not Supported
Mailgun Not Supported
Microsoft Outlook Not Supported
SendGrid Not Supported
Yahoo! Mail Not Supported
Zoho Mail Not Supported

Integrations

Gmail Supported
Google Workspace Supported
Microsoft 365 Supported
Amazon SES Supported
Brevo Supported
GoDaddy Email Supported
Mailgun Supported
Microsoft Outlook Supported
SendGrid Supported
Yahoo! Mail Supported
Zoho Mail Supported
Claim MailDeck and update features and information
Claim MailDeck and update features and information
Claim MyColdInbox and update features and information
Claim MyColdInbox and update features and information