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.

Lob has the lower entry price — Lob starts at $0/mo, PostPilot at $0/mo. Free tier: Lob Yes, PostPilot Yes. HIPAA: Lob Yes, PostPilot —.

As of 2026-06-18 · figures link to their source below

Side by side

Lob

$0/mo entry
Entry price$0/mo (Developer)
Free tierYes
HIPAA (BAA)Yes
SOC 2Yes
GDPRYes
Best fordeveloper-first

PostPilot

$0/mo entry
Entry price$0/mo (Free)
Free tierYes
HIPAA (BAA)
SOC 2Yes
GDPR
Best fordtc-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)

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