Compare software

MXToolbox vs GlockApps: catalog facts
MXToolbox	GlockApps
Freemium Lookups on the site are free to use, with paid plans offered alongside.	Freemium A free spam checker and DNS record checkers are available; full placement testing and…
Web	Web
Many email and DNS checks in one place MX lookups query the authoritative server directly	Shows inbox or spam placement across major mail providers Checks SPF, DKIM and DMARC alongside blocklists and spam score
Pages carry prompts for the paid service Each check runs separately rather than as one combined report	Full seed-list testing requires a paid plan Aimed at bulk and marketing senders more than individuals
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.