Is Opensense or Exclaimer cheaper?

Exclaimer has the lower entry price — Opensense starts at $1/mo and Exclaimer at $0.9/mo.

Does Opensense or Exclaimer support HIPAA?

HIPAA support — Opensense: No; Exclaimer: Yes. Confirm current scope with the vendor.

Best Email Signature Management · head-to-head

Opensense vs Exclaimer

A sourced, side-by-side comparison for email signature management. Exclaimer has the lower entry price. Every figure links to the vendor's own page and the date we captured it.

Exclaimer has the lower entry price — Opensense starts at $1/mo, Exclaimer at $0.9/mo. Free tier: Opensense No, Exclaimer No. HIPAA: Opensense No, Exclaimer Yes.

As of 2026-06-15 · figures link to their source below

Side by side

Opensense

$1/mo entry

Entry price$1/mo (Signature)

Free tierNo

HIPAA (BAA)No

SOC 2Yes

GDPRYes

Best formid-market and enterprise revenue teams combining signature marketing with sales tracking

Exclaimer

$0.9/mo entry

Entry price$0.9/mo (Starter)

Free tierNo

HIPAA (BAA)Yes

SOC 2Yes

GDPRYes

Best formid-market Microsoft 365 teams

Sources — Opensense: opensense.com (verified 2026-06-15) · Exclaimer: exclaimer.com (verified 2026-06-15)

Key features

Opensense: Deep CRM + sales engagement integrations (Salesforce, Outreach, Salesloft); Email tracking plans for revenue teams alongside signature management; SOC 2 Type II + GDPR certified; Microsoft GCC High support (+$2/user/month)

Exclaimer: Server-side signature injection (no client install); Campaign scheduling and targeting rules; Social media feeds in signatures; SOC 2 Type II + HIPAA + ISO 27001 certified

← All email signature management compared · Open data