Related Products
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About
ColdSire is a cold email infrastructure platform that simplifies the setup and management of domains and email accounts for outreach campaigns. It offers at-cost pricing for over 150 domain TLDs and email providers like Google Workspace and Microsoft 365. It automates the configuration of essential email authentication protocols, including DKIM, DMARC, and SPF, to enhance deliverability. ColdSire provides centralized inbox management and integrates seamlessly with tools like Instantly and SmartLead. Users can plan their infrastructure, costs, and ROI using the platform's cold email calculator, which factors in variables such as email list size, sequence length, campaign duration, and customer lifetime value. Advanced settings allow customization of parameters like the number of email accounts per domain, daily sending limits, and expected conversion rates.
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About
Primeforge is a cold email infrastructure platform built to provision fully compliant Google Workspace and Microsoft 365 mailboxes, specifically optimized for high-deliverability outbound outreach. It automates the complex technical setup required for cold email, including SPF, DKIM, and DMARC configuration, domain authentication, and DNS management, allowing teams to deploy ready-to-send mailboxes in about 30 minutes without manual IT work. It uses trusted email service providers and US-based IP infrastructure to improve inbox placement and reduce the risk of messages landing in spam folders. Primeforge supports bulk domain and mailbox management, workspace organization, and compatibility with virtually any outreach software, enabling agencies and sales teams to scale multi-domain campaigns efficiently. It also includes automated account configuration, profile personalization, and best-practice implementation to maintain sender reputation and stable performance.
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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
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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
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Audience
Professionals searching for a tool to enhance their email outreach by automating personalized communications at scale
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Audience
Sales teams, outbound agencies, and growth marketers who need scalable, high-deliverability mailbox infrastructure for cold email outreach
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Support
Phone Support
Not Supported
24/7 Live Support
Not Supported
Online
Supported
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Support
Phone Support
Not Supported
24/7 Live Support
Supported
Online
Supported
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API
Offers API
Not Supported
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API
Offers API
Supported
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Screenshots and Videos |
Screenshots and Videos |
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Pricing
$6 per month
Free Version
Not Supported
Free Trial
Not Supported
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Pricing
$38 per month
Free Version
Not Supported
Free Trial
Not Supported
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Reviews/
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Reviews/
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Training
Documentation
Supported
Webinars
Not Supported
Live Online
Supported
In Person
Not Supported
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Training
Documentation
Supported
Webinars
Not Supported
Live Online
Supported
In Person
Not Supported
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Company InformationColdSire
Founded: 2024
United States
www.coldsire.com
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Company InformationPrimeforge
Founded: 2023
Estonia
www.primeforge.ai/
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Alternatives |
Alternatives |
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Categories |
Categories |
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Integrations
Gmail
Supported
Google Workspace
Supported
Microsoft 365
Supported
Attio
Not Supported
Breakcold
Not Supported
GoHighLevel
Not Supported
Google Chrome
Not Supported
HubSpot CRM
Not Supported
Instantly
Supported
LinkedIn
Not Supported
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Integrations
Gmail
Supported
Google Workspace
Supported
Microsoft 365
Supported
Attio
Supported
Breakcold
Supported
GoHighLevel
Supported
Google Chrome
Supported
HubSpot CRM
Supported
Instantly
Not Supported
LinkedIn
Supported
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