MailerBot
7.0#3 in direct mail automation softwareFrom $99 a monthWebAPILinuxmacOS
VisitMailerBot vs Postronomy
Postronomy
5.9#17 in direct mail automation softwareFrom $199 a monthWebAPI
VisitWhat both publish
| Fact | MailerBot | Postronomy |
|---|---|---|
| Integrations | The integrations page describes an MCP server for Claude, ChatGPT, Cursor, and other MCP-compatible clients, authenticated through OAuth 2.1. | The FAQ says CRM integration is available in most cases through a Zapier integration configured by support using an API key. |
| Product | MailerBot creates, personalizes, and sends postcards, letters, and invoices through an API or dashboard. | Postronomy describes itself as a platform for automating business direct mail and gifting. |
MailerBot plans
- Scale$99 a month
- Command$399 a month
- Launch—
Postronomy plans
- Pro Premium - Self Service$199 a month
- Business - Concierge$499 a month
Pick MailerBot if…
MailerBot suits organizations that send personalized physical mail and want to manage contacts, campaigns, and delivery tracking through an API or dashboard. The site presents it for retail, nonprofits, home services, startups, and digital nomads.
Pick Postronomy if…
Self Serve typically suits customers sending about 300 pieces monthly or using automated campaigns and gifting. Done For You is described as better suited to customers sending 3500+ pieces per month.