Free tools
Build a better form before you create an account.
Build form code, protect email addresses, check spam, and capture campaign data. Everything runs in your browser, with no signup required.
Available tools
Free contact form checker
Paste your form's HTML and get a graded report of silent failures, plus a fixed version to copy.
Free HTML form generator
Choose fields, tune the style, preview the result, and copy clean form code for your frontend.
Free email obfuscator
Turn a visible email address into scrape-resistant markup, preview it, and copy the snippet.
Free mailto link generator
Build an encoded mailto link with a subject, body, CC, and BCC, or copy a ready-made HTML anchor.
Free form spam checker
Paste a suspicious submission and see which spam defenses would catch it before it reaches your inbox.
Free UTM hidden field generator
Capture UTM parameters, click IDs, and referrer data in hidden fields so every lead keeps its source.
One line. Zero backend.