Best Direct Mail Automation · head-to-head
Lob vs PostPilot
A sourced, side-by-side comparison for direct mail automation. Lob has the lower entry price. Every figure links to the vendor's own page and the date we captured it.
At a glance
- Price: Lob $0/mo vs PostPilot $0/mo — Lob is cheaper to start.
- Free tier: Lob Yes; PostPilot Yes.
- HIPAA: Lob Yes; PostPilot —.
Side by side
| Lob | PostPilot | |
|---|---|---|
| Entry price | $0/mo (Developer) | $0/mo (Free) |
| Free tier | Yes | Yes |
| HIPAA (BAA) | Yes | — |
| SOC 2 | Yes | Yes |
| GDPR | Yes | — |
| Best for | developer-first | dtc-ecommerce |
Sources — Lob: lob.com (verified 2026-06-18). PostPilot: postpilot.com (verified 2026-06-18).
Key features
Lob: REST API for postcards, letters, and checks; Address verification (CASS + NCOA); SOC 2 Type 2 + HIPAA + BAA available (Enterprise); No-code and API integrations
PostPilot: DTC/ecommerce-native — built around Shopify + Klaviyo stack; SiteMatch: retargeting anonymous site visitors by mail; AcquisitionAI: prospect cold audiences via programmatic direct mail; SOC 2 compliant (2025 badge)