Skip to content
Sign in Submit a tool

Inbound vs Postal

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Inbound compared with Postal
DetailInbound logo InboundPostal logo Postal
What it doesEmail infrastructure for developers to send, receive, and reply to emails through one API Open source mail delivery platform for incoming and outgoing email
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelPaid Open source
PricingDefault: $9/month for 5,000 emails/month with basic support; Pro: $15/month for 50,000 emails/month and 50 domains; Growth: $39/month for 100,000 emails/month and 300 domains; Scale: $79/month for 200,000 emails/month and unlimited domains. Additional domains cost $3.50/domain/month, and additional Not given
Key features
  • Transactional email sending for receipts, notifications, and transactional messages at scale
  • Receive email to endpoints as structured JSON with headers, text, HTML, and files
  • Threaded conversations with full context across replies and participants
  • Webhook delivery with logs and one-click retries
  • API keys, webhook verification tokens, and rate limits for security
  • Guard rules to filter and route incoming email with AI-evaluated rules on Pro plans and above
  • TypeScript SDK and REST API
  • Spam filtering with verdicts and bounce suppression list
  • Custom domain configuration with guided DNS setup
  • Comprehensive web interface for mail server management and logs
  • Horizontal scalability for mail service
  • Webhooks for delivery notifications
  • Development mode for message testing
  • IP pools for reputation management
  • Spam and antivirus integrations
What makes it different
  • One unified API for sending, receiving, and replying to emails in the same thread
  • Email automatically converted to structured JSON for easy processing
  • Unlimited mailboxes included on every plan
  • Affordable pricing starting at $9/month with no hidden fees
  • Email routing to any endpoint with catch-all support
  • Open source alternative to Sendgrid, Mailgun and Postmark
  • Self-hosted on your own infrastructure
  • Full control over mail delivery and data
Community votes00
DR (Domain Rating by Ahrefs)51 +1 (up) since last check52 no change since last check
Trust Flow (Majestic)711
Citation Flow (Majestic)3337
Referring domains (Majestic)117331

4 details filled in for both companies.

More alternatives to Inbound More alternatives to Postal

Help centre