Free tools
Deliverability and compliance tools, free
No account needed. Built by the same team building Envello, useful whether you use us or not.
Free tool
SPF, DKIM & DMARC checker
Paste a domain, see what's configured and what's missing, plus the exact records to fix it.
Free toolSMTP & bounce error code lookup
The raw code, what it actually means, and what to do about it - no paraphrasing.
Free toolGDPR / DPA compliance checklist
8 questions covering the objections your legal team actually raises about transactional email.