DoubleZero vs SendPulse: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
DoubleZero
DoubleZero is a free, open-source email service you can host yourself using AWS SES for sending and monitoring emails.
SendPulse
SendPulse is a multi-channel marketing platform that combines email, SMS, chatbots, web push notifications, and CRM in one place.
DoubleZero
DoubleZero is a free, open-source email service you can host yourself using AWS SES for sending and monitoring emails.
SendPulse
SendPulse is a multi-channel marketing platform that combines email, SMS, chatbots, web push notifications, and CRM in one place.
DoubleZero
Self-hosted email service with AWS SES integration
Email monitoring dashboard with delivery tracking
Multi-recipient tracking and analytics
REST API and JavaScript client library
Open source and fully customizable
Docker container deployment
SST automated AWS configuration
Pro version with WYSIWYG editor and automation
Contact and list management capabilities
Team collaboration features
SendPulse
Multi-channel marketing (email, SMS, chatbots, web push)
Drag-and-drop email and landing page builders
Marketing automation with visual workflow builder
Free built-in CRM system
Chatbots for Facebook, Instagram, WhatsApp, Telegram
A/B testing and personalization
Email verification service
Online course creation platform
Payment integration
Detailed analytics and reporting
API access
24/7 customer support
DoubleZero
DoubleZero offers two pricing options that stand out from typical subscription services.
The Free Version is completely open source and available at no cost. You can download the code, host it yourself, and use all core features including transactional emails, monitoring dashboard, multi-recipient tracking, SMTP endpoint, and REST API access. Your only costs are AWS SES fees, which are extremely low at around $0.10 per thousand emails.
The Pro Version costs $175 as a one-time purchase. This is not a monthly subscription. You buy it once and own it forever. Pro adds powerful features including a WYSIWYG email editor, contact management system, email lists, broadcast campaigns, team collaboration tools, activity feed, and automation workflows.
Both versions require you to provide your own AWS account and hosting, giving you complete control and keeping ongoing costs minimal.
SendPulse
SendPulse offers flexible pricing to suit different business needs. The platform has both subscription plans and pay-as-you-go options.
Free Plan: Send up to 15,000 emails monthly to 500 subscribers with access to core features, automation, and CRM.
Standard Plan: Starting at $10 per month for up to 500 subscribers with unlimited emails, 1GB storage, 100 sender addresses, and 10 automation flows.
Pro Plan: Recommended option starting at $12 per month, includes 300+ sender addresses, 50 automation flows, unlimited tags, and 1,000 email verifications monthly.
Enterprise Plan: Custom pricing for businesses with 2,500+ contacts, offering unlimited automation, users, and advanced features.
Pay-As-You-Go: Purchase email credits starting at $40 for 10,000 emails. Credits never expire and include Standard, Pro, or Enterprise features based on your selection.
All plans include 24/7 support and exceptional email deliverability rates.