MailValid alternatives

Tools that do what MailValid does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from MailValid.

Read 2026-10-20 · MailValid itself: Free plan · From $29/mo

With a free plan or free to use: Truelist, Email List Validation, EmailListChecker, Lumo by Proton, Cloudflare, Brave, Temp Mail.

10 alternativesUnlike MailValid

#1
Truelist Security MCP · sign-in
Verifies email list addresses by checking syntax, MX records, SMTP mailboxes, disposable domains and spam traps, via API and integrations.
Same job
8.7k
Active
From $55 per use
#2
Email List Validation Security MCP · open
Verifies email lists for deliverability, flagging invalid, risky and role-based addresses, spam traps and complainers, then exports cleaned segments.
CheaperMore widely used
156
Active
From $14/mo
#3
EmailListChecker Security MCP · open
Verifies email addresses against live mail servers and flags catch-all, disposable, role and spam-trap addresses, in bulk or via API.
More widely used
48
Active
From $20 once
#4
Qualisend Security MCP · open
Verifies email addresses by checking syntax, DNS, disposable and role flags, and probing mailboxes over SMTP to return deliverability verdicts.
Same job
197
Active
From $6 once
#5
Lumo by Proton Security
Provides encrypted email, calendar, cloud storage, password manager and VPN under one Proton account, with the Lumo chat assistant as an add-on.
Also: Chat assistant, SecurityMore widely used
3.4M
Active
Free plan
2014
#6
Cloudflare Security MCP · open
Proxies website traffic through a global network for CDN caching, DNS, DDoS protection and a web firewall, plus Workers serverless code and zero-trust access.
CheaperAlso: Agents
4.9M
Active
From $20/mo
2009
#7
Firefox Security
Blocks trackers by default in a web browser and moves bookmarks, passwords and history between devices.
Also: SecurityMore widely used
1.2M
Active
2002
#8
Brave Security
Browser that blocks ads and trackers, encrypts connections with built-in VPN, and includes private search.
CheaperAlso: Security
1.4M
Active
From $3/mo
2015
#9
Temp Mail Security
Generates disposable email addresses to receive verification codes and sign-ups without exposing your primary inbox.
CheaperMore widely used
45.3k
Active
From $3.99/mo
#10
Email Verify Security
Verifies email addresses through syntax checks, disposable domain detection, and live SMTP mailbox verification.
More widely used
211 linking domains
Active

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How this list is made: the words MailValid is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.