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About

MassInbox is a simplified way to send cold emails on a scale. Describe your business, provide your landing page or a funnel and we'll do the rest. Skip the boring email list building, lengthy domain setups, meetings and email copywriting. Choose from a package of 150K or 350K mass email outreach and start growing your business with MassInbox. Pause your subscription at any time. 1) Instant Setup 2) 85%+ Inbox Guarantee 3) Results within 48 hours 4) Campaign Reporting 5) Pause anytime

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.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Indie hackers, startups, bootstrapped businesses, product launchers

Audience

Sales teams, outbound agencies, and growth marketers who need scalable, high-deliverability mailbox infrastructure for cold email outreach

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

$3995/month
Free Version
Free Trial

Pricing

$38 per month
Free Version
Free Trial

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
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

MassInbox
Founded: 2023
United Kingdom
massinbox.com

Company Information

Primeforge
Founded: 2023
Estonia
www.primeforge.ai/

Alternatives

Alternatives

Instantly

Instantly

Instantly.ai
SmartReach

SmartReach

SmartReach.io

Categories

Categories

Integrations

Attio
Breakcold
Gmail
GoHighLevel
Google Chrome
Google Workspace
HubSpot CRM
LinkedIn
Microsoft 365
Salesforce
folk
turboSMTP

Integrations

Attio
Breakcold
Gmail
GoHighLevel
Google Chrome
Google Workspace
HubSpot CRM
LinkedIn
Microsoft 365
Salesforce
folk
turboSMTP
Claim MassInbox and update features and information
Claim MassInbox and update features and information
Claim Primeforge and update features and information
Claim Primeforge and update features and information