MailBench vs FutureMail

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

MailBench compared with FutureMail
Detail	MailBench	FutureMail
What it does	A hosted testing SMTP inbox that captures emails without delivering them	Email hosting for your own domain, built for people and their AI agents
Stage	Not given	Startup
Founded	Not given	Not given
Based in	BD	US
Pricing model	Freemium	Freemium
Pricing	Free: 2,500 emails/month, 7-day retention, 5 team members, 1,000 API requests/day, 1 webhook. Pro: $15/month (or $144/year, $12/month billed yearly), 50,000 emails/month, 30-day retention, 15 team members, 30 requests/second, 10 webhooks. Team: $49/month (or $468/year, $39/month billed yearly), 250,	Free plan: sandbox domain (myapp.fm-sandbox.dev), up to 10 recipients per rolling 24 hours (300 a month), no card required. Pro: $20/month, 50,000 recipients a month, unlimited custom domains and addresses, agent inboxes, REST API, CLI and MCP server. Charged in USD monthly; hard limits with no over
Key features	Capture-only SMTP server on ports 587, 465 and 2525 HTML, text, raw source, and full headers inspection REST API with wait-for-email endpoint for CI MCP server for AI coding agents (Claude, Cursor) Webhooks for notifications Team roles and email invites Chaos testing for SMTP failure scenarios Separate inboxes per project with unique SMTP credentials Desktop, tablet and mobile preview widths	Unlimited domains and email addresses Agent inboxes with scoped API keys REST API and Resend-compatible API Remote MCP server Keyboard-first web inbox with threading and search SMTP relay and CLI tool DKIM, SPF and DMARC setup with live verification Webhooks, templates and scheduled sends Open and click tracking Team roles and audit log without per-seat fees
What makes it different	Messages are never delivered to real customers Works with any mailer or framework that sends SMTP Compatible with SendGrid, Mailgun, Postmark and Resend SDKs AI agents can test emails over MCP Customer data hosted in Germany (EU)	Agent-native with scoped API keys and MCP server integration Resend-compatible API for drop-in migration One flat price for unlimited domains and team members Built-in deliverability with automatic suppression Transactional email only for consistent deliverability
Community votes	0	0
DR (Domain Rating by Ahrefs)	3 +3 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	2
Citation Flow (Majestic)	0	22
Referring domains (Majestic)	0	10

6 details filled in for both companies.

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