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Master Inbox vs. Starnus

Built from each tool’s researched, reviewed record. Figures are checked against public pricing pages at research time — always confirm current pricing with the vendor before buying.

The short version

Starnus starts at $50 per seat, versus Master Inbox at $299.

Full comparison

Master Inboxfrom $299 per month
Starnusfrom $50 EUR per month (Pro)
Audyense Score33AS*Low44AS*Low
PositioningMaster Inbox is a reply management tool designed for sales teams and agencies.AI SDR platform that runs outbound prospecting, enrichment, outreach, and follow-ups on autopilot.
Free tierYesNo
DeploymentCloud / SaaSCloud / SaaS
Best fitSMB, Mid-marketStartup, SMB, Mid-market
Pricing plans
  • Free$299
  • BasicCustom pricing
  • Growth$499
  • OrganizationCustom pricing
  • Pro$50
  • Pro+$125
  • Ultra$250
  • Managed Service$900
Manage LinkedIn DMs and emailsYesDocumented in the sourced profile.—
Centralize multiple client inboxesYesDocumented in the sourced profile.—
Automate reply tracking and labelingYesDocumented in the sourced profile.—
Custom views and filtersYesDocumented in the sourced profile.—
Quick reply templatesYesDocumented in the sourced profile.—
Integrate with CRMs and toolsYesDocumented in the sourced profile.—
Data enrichmentYesDocumented in the sourced profile.—
Email outreachYesDocumented in the sourced profile.—
Workflow automationYesDocumented in the sourced profile.—
Inbox ManagementYesDocumented in the sourced profile.—
Integrations verified6+—
Aggregate rating— · No reviews yet5.0 · 2 reviews
Integrations
HubSpotCloseSlackLinkedInAPIWebhooks
SmartleadUnipileHubSpotPerplexity
Security & compliance——
Pros
  • Documented capability: Manage LinkedIn DMs and emails
  • Documented capability: Centralize multiple client inboxes
  • Profile names a concrete ICP: Master Inbox is recommended for sales teams and agencies using tools like SmartLead, Bison, or Expandi who need to manage LinkedIn and email replies i
  • Public profile names HubSpot, Close, Slack as connected workflow surfaces
  • Fast automated ICP and prospect-list generation
  • Combines email and LinkedIn outreach in one flow
  • Cheaper than enterprise AI-SDR alternatives
Cons
  • Some pricing or higher-tier terms are not publicly itemized
  • Fit is strongest for the stated SMBs, Mid-market audience rather than every team
  • Named integrations should be validated against the team's exact plan and workflow
  • Reported outcomes and vendor claims should be validated with the buyer's own data
  • No independent review-platform rating found to verify real-world satisfaction
  • Credit-based limits on leads/messages per tier
Visit Master Inbox ↗Visit Starnus ↗