New Countdown timers and interactive AMP emails are now in Postcards. Countdown timers → AMP for Email →

Essential tools for smarter email campaigns.

All your email tools, finally in sync. Simple, powerful solutions to elevate your next campaign. Design, test, and send emails with confidence.

HTML Email Preview Tool Preview and test your HTML emails across devices before you send.
Email QR Code Generator Create QR codes that open pre-filled email drafts in one quick scan.
AI Email Signature Generator Build trust and brand recognition with AI-powered email signatures.
Email Open Rate Calculator Track open rates and engagement metrics to improve every campaign.
AI Subject Line Generator Boost open rates with AI-crafted subject lines that feel personal.
AI Email Subject Line Tester Increase opens with AI-powered testing and subject line optimization.

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