Free Marketing Tools
Useful helpers for your daily email marketing work.
Free, no registration, directly in your browser.
Subject Line Tester
How good is your subject line? Check length, spam words, and urgency factor in seconds.
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Spam Word Checker
Find words that land your emails in the spam folder.
HTML Validator
Check your code for errors for Gmail, Outlook & Co.
UTM Link Builder
Create tracking links for Google Analytics, Facebook & Co.
Preview Text Tool
Optimize preheader text for Gmail & iOS Mail.
Cost Calculator
Calculate your budget for CPC & CPM campaigns.
Unsubscribe Check
Compare your unsubscribe rate with the market standard.
Footer Generator
Create legally compliant email footers (HTML & Text).
HTML to Text
Convert HTML emails into plain text.
CTA Generator
Create buttons that work everywhere.
Base64 Image
Convert images to code (and back).
Image Resizer
Crop, resize and convert images.
Converter
JPG, PNG, WebP Batch Converter.