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Puzzle Inbox

Vendor: Puzzle Inbox

Puzzle Inbox provides pre-warmed Google Workspace and Outlook 365 inboxes for cold email outreach with full DNS setup, delivered in 24-72 hours, starting at $0.35 per inbox per month.

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email Early adopters seeking affordable Google Workspace inboxes for cold email outreach Agencies and sales teams needing pre-warmed Outlook 365 or Google Workspace inboxes with full DNS configuration Users wanting to skip 2-3 weeks of inbox warmup and start cold email campaigns immediately #email #google-workspace #outlook-365 #cold-email #pre-warmed-inboxes

Overview

Puzzle Inbox is a service that supplies ready-to-use Google Workspace and Outlook 365 email accounts configured for professional outbound communication. Users receive pre-configured inboxes with full DNS setup (SPF, DKIM, DMARC) and OAuth authentication for secure integration with third-party sending tools. The platform offers both standard and pre-warmed inboxes, allowing users to skip 2-3 weeks of warmup and start sending immediately. Pricing starts at $0.35 per inbox per month for Outlook 365 Standard, $3.00 for Google Workspace Standard, and $4.50 for Google Workspace Pre-Warmed. Trusted by 1,200+ agencies and sales teams with 70,800+ active inboxes deployed.

Key Features

Pre-configured Google Workspace Accounts

Provides ready-to-use Google Workspace inboxes pre-configured for cold email outreach and professional communication.

Outlook 365 Inboxes

Offers Microsoft 365 (Outlook) inboxes with full DNS setup for cold email outreach, diversifying platform risk.

Pre-Warmed Inboxes

Pre-warmed inboxes skip 2-3 weeks of warmup, allowing users to start sending cold emails immediately at production volume.

Full DNS Configuration

Automatically configures SPF, DKIM, and DMARC records for optimal deliverability and domain reputation.

OAuth Setup Included

Enables secure, standards-compliant authentication with outreach tools that support Google's and Microsoft's OAuth protocols.

Fast Delivery

Inboxes delivered in 24-72 hours with minimal onboarding steps.

Low Monthly Pricing

Offers inboxes at a starting price of $0.35 per inbox per month for Outlook 365 Standard, making it a budget-friendly option for scaling outreach.

Pros & Strengths

  • ✓
    Affordable Pricing: Starting at $0.35 per inbox per month for Outlook 365 Standard, with Google Workspace options at $3.00 and $4.50 per month.
  • ✓
    Platform Diversification: Offers both Google Workspace and Outlook 365 inboxes, reducing dependency on a single email provider.
  • ✓
    Pre-Warmed Option: Pre-warmed inboxes eliminate the 2-3 week warmup period, enabling immediate campaign launch.
  • ✓
    Full DNS Automation: Automatic SPF, DKIM, and DMARC configuration ensures proper email authentication and deliverability.
  • ✓
    OAuth Integration: Built-in OAuth support enables secure, compliant connections with third-party email sending platforms.
  • ✓
    Fast Onboarding: Simple, lightweight onboarding process lets users obtain functional inboxes in 24-72 hours.

Cons & Tradeoffs

  • ⚠
    Limited Online Presence: The platform has a newly registered domain and minimal public information, which may affect credibility.
  • ⚠
    Anonymous Ownership: Owner identity is not disclosed, making it difficult to verify the business's legitimacy.
  • ⚠
    Moderate Trust Score: Scamadviser assigns a 64% trust score, indicating moderate reliability but warranting caution.
  • ⚠
    No Custom Domain Branding: Inboxes are provided on Puzzle Inbox domains; users cannot use their own custom domains for the inbox addresses.

Known Limitations

  • • Limited to pre-configured Google Workspace and Outlook 365 inboxes on provider domains, no custom domain or branding options for inbox addresses
  • • Pre-warmed inboxes carry higher cost ($4.50/month for Google Workspace) compared to standard inboxes

Pricing & Plans

Model: subscription
USD0.35 /month

Pricing varies by inbox type: Outlook 365 Standard at $0.35/inbox/month, Google Workspace Standard at $3.00/inbox/month, and Google Workspace Pre-Warmed at $4.50/inbox/month. No tiered plans currently offered.

✓ Free Plan ✓ Free Trial

Pricing verified: 2026-08-20

Editorial Info

Last Reviewed: 2026-08-20

Verified Sources & Research

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