MailGenius Alternatives (September 2025)

Check the email newsletter spam score. Improve the deliverability of your emails with our free spam checker and tester tool.

The only deliverability tool you need. Find out why your email is going to spam and protect your sender reputation

GlockApps - Email Deliverability Test Experts - Get insights into your email deliverability, reputation, authentication, and DMARC compliance.

A suite of email marketing tools to monitor Inbox placement, Deliverability, IP health and Sender Reputation, compatible with all Email Service Providers.

Clean your email list with Mailercheck's email verification tool and improve deliverability with our email testing suite to boost email marketing ROI.

If you want excellent email deliverability, our services are highly dependable. Reach out to us for bounce checker and hunter email.

Keep your email list clean with our bulk email verification service. Verify daily 100 email address for free and avoid sending emails to spam / invalid account.

The best email deliverability tool to raise your reputation and stop landing in spam. Reach the inbox and get better email results with MailReach.

Get rid of spam traps, bounces, disposable or catch-all emails with bulk email verifier or real-time API. Start with 100 FREE email verifications!

Email checker online tool. Ensure email accuracy with our efficient tool. Verify email addresses instantly and improve your communication reliability. Try for free!

Bulk email verifier. Get rid of spam traps, bounces,and disposable emails. Start with 100 FREE email validations! Secure & accurate bulk email validation

EmailConsul offers comprehensive email deliverability solutions, including DMARC monitoring, spam traps detection, seedlisting and inbox placement tests, Google Postmaster integration, SNDS integration, IP and domain blocklist monitoring, lookalike detection, and logs monitoring.

Free real-time email verification service. Easy to use. Start using in 30 seconds

Optimize your email strategy with ZeroBounce. We offer top-tier email validation, list cleaning, and address verification to reduce spam traps and enhance deliverability.

Email Delivery solutions for email marketers and small business owners provided by Email Delivered, the premier solution for email deliverability.

Take your email deliverability to the next level with AI-powered email warmup for unlimited mailboxes and comprehensive deliverability tests

Improve the deliverability of your cold email campaigns with our network of inboxes interacting with each other.

The most accurate email validator algorithm to identify and remove bad email addresses. Best sales starts with a better email deliverability. Enjoy a free trial.

Email warming software. Improve email sender reputation by having AI-generated sales conversations in your inbox allowing you to bypass spam algorithms. Land in your prospects' inboxes, not in spam, and sell more.

Email Delivery Platform to test, send and control email infrastructure in one place. Great for dev teams. Start today - Sign Up free!

Track and optimize email deliverability - from inboxing and open rates to blocklist monitoring, engagement levels and growth rate.

Test new user signups, transactional emails, spam scores, and more. Get started on our free forever plan with unlimited email addresses and mailboxes.

Check Email Address Online using our Email Verification Service ⚡ Proofy.io ⚡ First 500 checks for free! 👨 Check if an Email address is valid or not

Email on Acid is the leading email pre-deployment checklist and a configurable part of your email marketing workflow, from accessibility checks to email previews.

Take your email outreach to new heights with trusted email deliverability software. Start today and watch your inbox placement rates soar.

Email deliverability software guaranteed to boost email placement. InboxAlly’s real-time tracking and email warmup ensure your messages hit the inbox, not spam.

MailboxValidator email validation clean email lists and reduces bounce. It connects to the mail server and checks whether the mailbox exists or not.

Verify your email list in minutes, or integrate real-time email verification into your app with our API. Over 18 billion emails verified. Get started for free.

The powerful email verification tool helps you validate and clean your email list seamlessly, ensuring verified email subscribers and high deliverability.

Email Address Validation and Email List Cleaning Service reduces bounce rates. Quick Email Verification Service is the right platform to verify email list and improve deliverability.

Simple and powerful email verification JSON API using SMTP, typo checks, syntax validation, and free and disposable provider filtering. Free for personal use.

The Most Comprehensive Email Verification Service from only $59: Email Checker, Email List Verify, Bulk Email Verifier, ESP Integrations, and Automatic Email Verification

Verify Email Addresses Effectively ✔️ Keep Your Mailing Lists Up-to-date With Email Validation Tool ➡️ Get A Free Trial for 7 days

Improve domain reputation and increase the quality of your mailing list by validating emails before sending a campaign, or at the point of capture.

Email Validation and Verification, Email Checker and Bulk Verify Tool. Using DeBounce remove invalid, disposable, spam-trap, syntax and deactivated emails.

MailSoar, The first full-service email deliverability expert agency. We help deliver emails to improve sender reputation and reduce spam complaints reliably

Streamline your SPF record management, enable DMARC compliance, and improve your email deliverability by fixing the SPF 10 record limitation.

#1 Email Preview Tool & Email Testing Software in 2022. Preview emails on different screen sizes, email clients, operating systems & devices.

Allegrow is the No. 1 inbox placement tool that ensures deliverability and keeps your outreach emails from landing in spam.

Improve domain reputation and increase the quality of your mailing list by validating emails before sending a campaign, or at the point of capture.

Run your email campaigns with the best email warm up tool provided by inboxigniter & keep emails away from spam folder. Register today!

Get the best email validation tool for busy businesses. Fully automated, completely hands-off, this email verification tool does it all for you.

Bouncify is a Leading provider of bulk email list cleaning and email verification service. Run our bulk email verification tool through your list of emails to remove hard bounces and keep your mailing list clean and engaged with 99% accuracy. We provide email list validation to marketers from all countries.

Mailcheck is an easy-to-use, fast, and efficient email validation tool with an API integration feature for on-the-go validation.

Mailosaur removes the frustration of testing everything a user might do. 
Test password resets, replies, two-factor logins, and more.

SMTP2GO is the scalable, reliable email deliverability solution. Worldwide servers, a robust API, and powerful reporting set us apart. Try our free plan!

Improve your email sender reputation and reduce bounce rates: real-time email validation API and bulk email list cleaning. Free trial & 100% accuracy.

Experience the power of Listclean: the simple, AI-driven email verification service with unparalleled accuracy. 100 verifications free. Start trial today!

Mimecast DMARC Analyzer provides full visibility into all email senders using your domain. Use our DMARC Analyzer to identify legitimate vs fraudulent senders.

Raise your email reputation to avoid the SPAM folder. Mailwarm interacts with your email account as tons of interested leads would do, so your IP reputation rises.

Best email deliverability with Zapmail. Google Workspace mailboxes for $3/month with automated DKIM, SPF, DMARC, and easy integration with cold email tools like Instantly, SmartLead and ReachInbox.

Warmbase email warmup tool raises your sender reputation by positively interacting with your email. Connect your email account within 2 min.

With the Gamalogic Email validation API tool, you can clean your email list and lower your bounce rate during email campaigns. Try it for free today!

A pioneering email deliverability services company that's been helping top brands solve their toughest email delivery problems, since 1999.

Mailinator provides Email and SMS Workflow Testing for Developers, Dev Teams, and QA Testing. Automate testing for 2FA and password resets.

Best at verifying emails that are catch-all or protected by SEGs (Secure Email Gateway). Single email verifications are free and unlimited.

Boxward email warmup tool will keep your emails out of the spam and junk folders and ensure you reach the inbox

The most accurate bulk email checker. Complete email address verification in seconds. Clear lists with online mail checker for free.

Random email address and phone number generators. Use SMS and email in otp tests, 2fa verification, and marketing.

Your smart DMARC reporting and monitoring platform. Ensure domain-level security and email deliverability with EasyDMARC’s DMARC, SPF, DKIM, and BIMI services.

Send bulk, transactional, & marketing emails with our easy-to-use and reliable SMTP. Check the quality of email and improve delivery. Get started for free!

dmarcian is dedicated to helping solve email identity crisis by giving internet domain owners control over their email domains with DMARC.

Accurate real-time email validation service: upload and clean your list or integrate email verification into your app with our API. Get started for FREE!

Skysnag is the most autonomous DMARC solution. Protect your domain with Skysnag's self serve & managed services.

Sales, marketing, and recruiting professionals use our tools to find emails, verify emails, and buy email lists. 98% accuracy. Get 50 leads for free.

Set up email forwarding in seconds and start receiving and sending emails with your domain name. Absolutely free. No registration. 24/7 Support.

Reduce bounce rates, stop fake sign-ups and combat fraud with award-winning email verification solutions. Real-time API or batch file options available.

Explore PreviewMyEmail email testing tool! Discover its features, pros, and cons to analyze email better.

Email Magpie is an Email Finder service that finds massive email lists for you, of b2b leads, bloggers, influencers, journalists and more globally.

Send cold emails to countless inboxes using multiple auto-rotating email accounts and advanced AI warm-ups to avoid spam. Start your 14-day free trial.

#1 Open Source Free Anti Spam and Antivirus software. MailCleaner is a gateway between your mail infrastructure and Internet. Block all spam.

MailChannels ensures your customers' emails are always delivered. Trusted by the fastest-growing hosting providers.

JangoSMTP - Transactional Emails Made Easy. Highest Inbox Results. Live US-Based Support. API and SMTP Relay Sending.

Start sending emails with our top-rated service. Sign up for free now to streamline your email sending process with API or SMTP.

Unlock deeper deliverability insights, more efficiency and supercharged performance with the complete email package. Our email signals platform provides visual renderings and deep insights on your program's performance, paired with a best-in-class professional services team. So you can land every send.

Improve your email deliverability with Bouncer's robust email verification and deliverability platform. 🌐

Cold email automation software: land in inbox every time! Connect your SMTP, enable warmup and increase your email reputation. Close more deals. Increase sales!

Junk Email Filter - Front End Spam / Virus Filtering for your Existing Email Server. We filter the spam and viruses and pass the good email on to you., Junk Email Filter is a front end hosted spam filtering and virus blocking service. Worlds most advanced spam fighting tools.

Email finder and email verifier tool. Generate leads and find professional email addresses and verify their quality. Hunt emails for any domain.

Achieve and maintain DMARC enforcement 4x faster than any other platform with Valimail’s best-in-class email authentication solutions.

Cleanfox is the fastest Email Cleaner for Gmail, Outlook, and More. Clean your inbox efficiently and stop spam emails.

Streamline your emailing and boost your sales with Mailjet. We serve all your email and SMS needs with one simple and powerful service.

Scrubby is the only complete email validation tool that goes beyond standard SMTP validation, uniquely incorporating risky and catch-all email checks to provide complete validation, ensuring an impressive 98% deliverability for your entire list.

Host your professional email on a secure, privacy-guaranteed, and ad-free email hosting service built-in with features like email marketing services can do.

Batch your emails into manageable daily, weekly, or monthly digests.

SMTP email relay service that is powerful, secured and reliable. Send better transactional emails and integrate easily with our email API.

Run over 100 tests to validate your website's domain name, DNS, SEO, Email, Accessibility, CSS and more.

Send mass emails with highest deliverability directly from Google Sheets

Niezawodne Email API i SMTP w chmurze. Najwyższa dostarczalność i szczegółowa analityka wiadomości email wysyłanych z Twojego systemu lub aplikacji.

Take back control of your email reputation with award-winning, cloud-based DMARC, DKIM and SPF configuration and management.

DMARC is the leading email authentication protocol. Understand how DMARC authentication blocks spoofed emails and phishing attempts & keeping your inbox safe.

Kaspersky Security for Microsoft Office 365 protects your cloud-oriented enterprise from email-borne threats. Learn how it uses advanced next generation techniques to stop phishing, ransomware, malicious attachments, spam and business email compromise (BEC).

Woodpecker is a cold email software that molds to your needs. Whether you’re a salesperson, an agency founder, or an individual cold emailer – Woodpecker’s got everything you need.

Stop paying inflated fees to clean your email lists. Use MailCleanup and clean your emails at less than half the price.

Litmus is the all-in-one email marketing platform that provides the tools and solutions your team needs to make every send count. Try for free today!

Powerful Transactional Email APIs that enable you to send, receive, and track emails, built with developers in mind. Learn more today!

Send your Transactional and marketing Emails safely, track your results and use powerful APIs designed for devolopers by developers. Try for free

Email Monster acts as a firewall for your email address. You never have to reveal your real email anymore, by masking your email with unlimited temporary forwarding addresses. Also, it helps fight inbox clutter with delayed future emails and sender blocking, even without unsubscribe links.

Email delivery, perfected with Mailtinni! 💌 Your new SMTP service: fast, reliable, highly secure. 🚀