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Automate email tests | loved by developers & QA teams
Test new user signups, transactional emails, spam scores, and more. Get started on our free forever plan with unlimited email addresses and mailboxes.
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89 % |
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Mailsac: Disposable Test Email Addresses for QA & Developers
Get a test email address instantly: any @mailsac.com inbox receives mail with no signup. Private inboxes, custom domains and a REST API for automated QA.
|
88 % |
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Developer-centered Email API and SMTP – Coresender
Send and track your application emails effortlessly. Great deliverability. Real-time reporting. Safe and secure.
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88 % |
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Temporary Email API for Testing — Catch OTPs & Verification Emails | tempy.email
Programmable disposable inboxes for E2E and QA testing. Spin up temporary email addresses via API, catch verification emails and OTP codes over webhooks, and...
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88 % |
|
Email Testing and SMTP Sandbox for Developers | Mailhist
Mailhist - Capture SMTP traffic, inspect headers, and debug HTML emails in a safe environment. The easiest way to test emails in development.
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88 % |
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Email Sending Service - MailerSend
Start sending emails with our top-rated service. Sign up for free now to streamline your email sending process with API or SMTP.
|
87 % |
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Run Mail | Create disposable inboxes, control TTL, and fetch messages over a REST API built for QA and automation.
Create disposable inboxes, control TTL, and fetch messages over a REST API built for QA and automation.
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87 % |
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HappyMail - Instant Temporary Inbox
Get a disposable email address instantly, with no registration. Receive mail in real time and let HappyMail delete everything automatically.
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87 % |
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Transactional Email Service for Developers | NotifiedBy
Send automated transactional emails from your app: password resets, receipts, alerts, and notifications. No complex SMTP or DNS setup—start in minutes.
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87 % |
|
Email Testing API with Live Inboxes | InboxDome
Create a private temporary email address instantly. Choose from multiple domains, receive messages live, copy verification codes, and delete the inbox when f...
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87 % |
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NullMail — Private inboxes, built for testing
NullMail is a privacy-first temporary inbox with a secure Pro API.
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87 % |
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SpawnMail — Isolated inboxes for reliable email testing
Private temporary inboxes that humans and coding agents can use to test email flows through the CLI, SDK, API, or dashboard.
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87 % |
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UltyMailer — Cold Email & Opt-In Email Delivery Platform
Send cold and opt-in emails at scale with UltyMailer. High inbox delivery, custom domains, real-time tracking, and no SMTP or API required.
|
87 % |
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Nextsend — Transactional email that arrives | ProperOutbox
Nextsend is independent transactional email from Nexthomelabs. Send with a clean API or SMTP relay, verify SPF, DKIM and DMARC, and watch delivery, bounces,...
|
87 % |
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WebMail2API — consent-gated email API for Gmail & Outlook
Let users share exactly the emails your app needs — not their whole inbox. Mailbox owners approve your declared read/send scopes and sender filters inside a...
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87 % |
|
SpamVortex: the inbox filter that knows your business
Describe the email you never want. SpamVortex reads new mail as it arrives and quietly moves the matches out of your inbox.
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86 % |
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Transactional Email API & Business Email Hosting for SaaS | MailCub
MailCub is a transactional email API and business email hosting platform built for SaaS teams, startups, and developers worldwide. Send OTPs, password resets...
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86 % |
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Email applications for developers · Postal Systems
EmailEngine by Postal Systems is a self-hosted email API that turns any IMAP or SMTP account into a REST API with real-time webhooks. Start a free 14-day trial.
|
86 % |
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SendLayer - Reliable Email Deliverability Made Easy
Easily connect and send your website emails with our SMTP relay and email API for maximum deliverability, reliability, and scalability.
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86 % |
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Sprows.com
|
86 % |
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