Email utilities, free to use
Small, fast tools we built for our own lifecycle team. They run entirely in your browser — no account, no data leaves the page.
UTM link generator
Generate consistent, lowercase campaign URLs with source, medium, campaign, term and content.
Open toolSubject line A/B tester
Write multiple subject line variants side by side, score each one and pick a winner before you send.
Open toolSubject line tester
Check subject and preview-text length, see desktop and mobile inbox previews, and catch spammy wording.
Open toolSpam word checker
Scan your email copy for trigger words, shouty caps, repeated punctuation and link overload.
Open toolEmail signature generator
Build a lightweight HTML signature that renders correctly in Gmail, Outlook and Apple Mail.
Open toolSPF record generator
Merge every sending provider into one valid SPF TXT record, with a live DNS lookup counter.
Open toolDMARC record generator
Create a _dmarc TXT record with policy, alignment, reporting addresses and percentage rollout.
Open toolHTML to plain text
Convert an HTML email into a clean text/plain alternative with readable links and bullets.
Open toolMailto link generator
Build an encoded mailto: link with recipient, CC, BCC, subject and body, then copy the URL or HTML anchor.
Open toolTurn activity into retained revenue.
Start a 7-day trial with the full platform — no credit card. Or talk to us about a Platinum or Enterprise rollout.