IN THE FIELD GUIDE
mailhist
mailhist.com
Mailhist is a tool for capturing SMTP traffic, inspecting email headers, and debugging HTML emails in a safe environment to prevent accidental emails to real users. It provides a fully compliant SMTP server, REST API for automation, HTML analysis, team collaboration, spam score analysis, and device preview features.
THE PRODUCT, BEYOND THE PITCH
Automatically researched · Not editorially reviewed · Sources checked Sep 11, 2026
A good fit for
- Modern developers needing safe email testing and debugging
- Teams requiring collaboration on email debugging
Know the limitations
- Spam score analysis feature is coming soon and not yet available
- Free plan limits include 1 user, 1 team, 1 inbox, and 100 emails history
What you can do
- Testing emails safely during development without sending to real users
- Automating email testing workflows using REST API
Features
- Fully compliant SMTP server that captures all outgoing emails
- REST API to automate testing by fetching messages, verifying content, and clearing inboxes programmatically
- HTML analysis including raw HTML source, headers, attachments, and upcoming spam score checks
- Team collaboration with ability to invite members and share specific messages via public links
- Spam score analysis to predict deliverability issues before production
Integrations
Not confirmed yet.
Platforms & data export
Not confirmed yet.
THE COST FOR YOUR TEAM
Go beyond the starting price.
Published plan prices for your team size and usage. Results update as you type. Taxes, currency conversion and unlisted add-ons are excluded, and anything the source did not state is called out rather than guessed.
Known monthly subtotal
$0.00/month
1 of 1 tools could not be priced with these inputs, so this is not the full cost.
| Tool / plan | Monthly | Per year | What this assumes |
|---|---|---|---|
| No pricing recorded yet. Check the official site, or ask the owner to add it. | |||
Alternatives to explore
Filter alternatives →Candidates based on category and primary feature. Check feature and pricing differences before switching.
Plan a switch from mailhist →What changed
Changes to the facts recorded here, not a live scan of every vendor update. Save this tool to follow updates in your account.
No changes recorded yet.