Fresh off the Press
-
CASL Explained: Canada’s Anti-Spam Law and Email Rules (2026)
CASL is Canada’s Anti-Spam Legislation. Before sending commercial email to Canadians you must obtain consent, identify…
-
What Is a Complaint Rate in Email? Thresholds and Fixes (2026)
Your complaint rate is the share of delivered emails recipients mark as spam. Google’s bulk-sender guidelines…
-
Sender Score Explained: What It Is and How to Improve It (2026)
Sender Score is Validity’s free 0-100 reputation rating for your sending IP, operating like a credit…
-
Email Preview Text: Length, Best Practices and Examples (2026)
Preview text (the preheader) is the snippet shown next to your subject line in the inbox.…
-
Cold Email vs Email Marketing: The Difference That Matters (2026)
Cold email goes to people who never gave consent (prospecting); email marketing goes to subscribers who…
-
Best Newsletter Platform for Australia (2026): AUD Pricing & Spam Act Guide
Compare the best newsletter platforms for Australia in 2026 — AUD billing, Spam Act 2003 /…
Free marketing tools
Browse all 15 →Free calculators and generators for email and paid ads — no signup, nothing leaves your browser.
Email ROI CalculatorRevenue, profit and ROI per campaign.Subject Line TesterScore a subject line before you send.Email Spam CheckerCatch spam triggers before the inbox does.UTM BuilderTagged campaign URLs in seconds.Break-Even ROAS CalculatorThe ROAS you need just to profit.A/B Significance CalculatorIs that test result real or noise?
Browse all 15 free tools →Next Big Things
Email marketing that doesn’t punish you for growing.
Unlimited campaigns & automations, built-in CRM — one flat bill.