Free, no account needed. Each tool checks one specific thing, like a tracking link, a file or a post, against the rules that actually matter, before it goes out.
UTM Builder →
Build tracking links your whole team tags the same way, with your naming rules checked before you copy.
HubSpot CSV Cleaner →
Fix a contacts file before HubSpot rejects it: emails, duplicates, phone numbers, column names and Czech or Slovak accents.
Tell me what mistake keeps costing you time, and I'll consider building a tool that catches it. I read every message.