DocuPost vs MailerBot
DocuPost
docupost.com
MailerBot
mailerbot.comSide by side
| Figure | DocuPost | MailerBot |
|---|---|---|
| Price from | $9.95/mo | $99/mo |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | — | Yes |
| API | Yes | Yes |
| Plans published | 6 | 3 |
| Spec score · Direct Mail Automation Software | 9.1 (#2) | 8.7 (#4) |
| API | The Send Letter API is a POST endpoint at app.docupost.com/api/1.1/wf/sendletter authenticated with an account API token. | The REST API offers 50+ endpoints and supports JWT and API key authentication. |
| Integrations | Listed integrations are Zapier, Clio, FileVine, HubSpot, QuickBooks Online, Xero and Google Docs. | The integrations page describes an MCP server for Claude, ChatGPT, Cursor, and other MCP-compatible clients, authenticated through OAuth 2.1. |
| Security and compliance | DocuPost describes its letter service as HIPAA-compliant with a signed BAA. | Command lists SSO for Okta, Google, and Microsoft, an available HIPAA BAA, audit logs, and compliance exports. |
| Security controls | Account security includes password changes, two-factor authentication and optional HIPAA Business Associate Agreement workflows. | The privacy policy states AES-256 encryption at rest, TLS in transit and optional multi-factor authentication. |
| Support | Premium includes priority support ticket access, while Enterprise includes dedicated customer support. | Launch includes community and email support with a stated 48-hour response, while Scale adds priority email and chat during business hours. |
| What it does | DocuPost lets businesses upload or compose letters, postcards and checks online for printing, stamping and USPS mailing. | MailerBot lets businesses create, personalize and send physical postcards, letters and invoices through a web dashboard or API. |
Plans
DocuPost
- FreeFree
- Letters$0.95, paid once
- Postcards$0.99, paid once
- Checks$2, paid once
- Premium$9.95 a month
- Enterprise$99.95 a month
In their own words
DocuPost
DocuPost lets users upload or compose documents online and have letters, postcards, and checks printed and mailed. Letters can be sent individually or in bulk, in black-and-white or color and single- or double-sided, with mail-merge tokens. The letter service accepts documents up to 500 pages. Mailing options include USPS First Class, Standard Class, international mail, Certified Mail, return receipts, and Priority Mail Express, described as arriving in as little as 1–2 days. Tracking options include USPS Tracking, Certified Mail, Priority Mail, and return receipts. DocuPost describes its letter service as HIPAA-compliant with a signed BAA, while its privacy policy says it cannot guarantee the safety or security of personal information. Listed integrations include Zapier, Clio, FileVine, HubSpot, QuickBooks Online, Xero, Google Docs, and a developer API. The Free plan has no send limits but charges per mailpiece, includes DocuPost branding on cover letters, and retains documents for 90 days. Premium costs $9.95 a month; Enterprise costs $99.95 a month.
MailerBot
MailerBot creates and sends physical postcards, letters, invoices, EDDM and custom print pieces through an API or dashboard. Users can design postcards, write letters in a rich text editor or upload print-ready PDFs. Designs support merge fields, links, QR codes and coupon codes with usage tracking. Contacts can be imported from CSV, checked against addresses and grouped into targeted lists. Campaign analytics track spend, volume and delivery rates, with date filters and report export. The REST API has more than 50 endpoints and supports JWT and API key authentication. Scale adds automated drip sequences, triggered sends and multi-touch flows. MailerBot says it prints, stamps and mails pieces, with delivery-status tracking; Launch includes USPS Intelligent Mail Barcode tracking on each piece. Scale costs $99/month, with letters priced at 69¢ for the first page plus 15¢ per additional page and postcards at 49¢. Command costs $399/month. The site presents the service for retail, nonprofits, home services, startups and digital nomads.