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K2Mailer vs Emails for Supabase

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

K2Mailer compared with Emails for Supabase
DetailK2Mailer logo K2Mailer Emails for Supabase
What it doesAffordable compliance-first email marketing Branded, production-ready Supabase auth email templates from your website URL
StageNot given MVP
FoundedNot given Not given
Based inPK Not given
Pricing modelNot given Free
PricingNot given Free during early access. Brand pack coming soon at $18 one-time per brand.
Key features
  • Pre-send checks catch broken links, missing unsubscribe links, and configuration errors
  • Edit links after campaign is sent
  • Split testing with automatic winner selection
  • Automation triggered by new subscribers, segment entry, or dates
  • Behavior-based segmentation by opens, clicks, and dates
  • Country and city-level campaign reporting
  • AI campaign builder and rewrite suggestions
  • Send through SMTP, Amazon SES, Mailgun, SendGrid, and other providers
  • SPF, DKIM, and DMARC domain authentication
  • Automatic bounce and complaint handling
  • Live preview with dark-mode toggle
  • Real GoTrue merge tags wired in automatically
  • Inlined CSS tested across email clients
  • Per-field edits and copy customization
  • One-click export to Supabase dashboard
  • Cross-client HTML compatibility for Outlook and other email clients
What makes it different
  • Pre-send checks block critical problems before sending and keep warnings visible for review
  • Compliance-first design with built-in controls for preferences, bounces, and suppressions
  • AI assistance with mandatory human approval and guardrails that cannot be bypassed
  • Edit links in sent campaigns without resending
  • Multi-list contact management with per-list preferences and global opt-out
  • Only tool built specifically for Supabase auth emails, not a generic email builder
  • Automatic brand extraction from your website in minutes
  • Real merge tags pre-wired and ready to paste directly into Supabase dashboard
  • Cross-client tested HTML built by email experts
  • Completely free during early access
Community votes00
DR (Domain Rating by Ahrefs)21 +1 (up) since last check1 −1 (down) since last check
Trust Flow (Majestic)93
Citation Flow (Majestic)2610
Referring domains (Majestic)801

3 details filled in for both companies.

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