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Rowsend vs SendLint

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Rowsend compared with SendLint
DetailRowsend logo RowsendSendLint logo SendLint
What it doesMarketing email from your database without contact fees Autonomous QA agent for email that checks copy, links, images, accessibility and brand guidelines, then issues a certificate anyone can verify
StageStartup Startup
FoundedNot given 2026
Based inIN CA
Pricing modelPaid Paid
PricingApp: $20 for the first 300 licenses, $29 for the next 500, then $49 after that. Rowsend Cloud: $9 a month or $90 a year. Every license includes 30 days of Cloud. Team: $299 per Member per month (2 clients, 30 emails); Pro: $988 per month (unlimited clients and emails). One paid Member seat unlocks full team access; Reviewer and Client viewer seats are free on every plan.
Key features
  • Connect to Supabase, Postgres, MySQL, MongoDB, or Firebase databases
  • Send through SES, Postmark, Mailgun, or SMTP at provider rates
  • Build segments from database queries
  • One-click unsubscribe links and topic preferences
  • Automatic bounce and complaint handling
  • Email templates and HTML editor
  • Test, schedule, and batch sending
  • Campaign analytics and delivery reports
  • No tracking pixels or link rewriting
  • Send from Mac, your own server, or cloud
  • Copy vs Deck Alignment - reads copy deck and holds email to it line by line in both directions
  • Link Validation - opens every URL, follows tracking wrappers to actual landing page, checks destination against deck
  • Creative Comparison - checks built email block by block against approved PDF, PNG, JPG or XD
  • Real Outlook Rendering - renders every email in real Outlook 365 on Windows in light and dark mode
  • Accessibility (WCAG 2.1) - 25 accessibility checks including contrast, alt text, heading structure, reading order
  • SendLint Approved Certificates - mints certificate for each email and language with public verification page
  • Compliance PDF and Audit Log - keeps every report, check, approval, override and waiver with who, when and reason
  • Dynamic content with personalization tokens - placeholders resolve against test values to verify exactly
What makes it different
  • One-time app purchase with all future versions included
  • Your contacts and credentials stay on your computer, not theirs
  • Built for agents: Claude, Cursor, and other AI can draft campaigns within Rowsend
  • No tracking: honest delivery reports without pixels or rewritten links
  • Autonomous agent that signs off on emails with verifiable certificates, not just approvals
  • Checks whether what you built matches what the client approved, not just how it looks
  • Hands each defect to the person who fixes it with exact quotes from deck and email
  • Real Outlook rendering on actual Windows machines, not a simulation
  • Works with any ESP - takes HTML or .eml you would send from any platform with no setup changes
Community votes00
DR (Domain Rating by Ahrefs)3 +2 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)1019
Referring domains (Majestic)44

7 details filled in for both companies.

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