Best Free Anti-Spam Software of 2025

Protect your Outreach Channels From Temporary Emails and Spammers. We help you validate email address, detect location and validate IP's against an Open Source Spammer List Email Validation Stop receiving disposable email addresses on prospect forms IP Health check Stop using proxy servers from people visiting your website or mobile app Phone Validation Validate a wide variety of international and national numbers worldwide

The best email verification service in email marketing! Our compliance and deliverability tools are used to manage email data, clean up email lists, and automate email validation. To analyze an email address's health, we perform extensive deliverability checks. Our core belief is that you should always have access to the quality of your email lists for free. DataValidation's self service platform allows you to view the health of your email list at any time. You can download and purchase the Address-by Address Analysis to help maintain your email list. This analysis includes the following data: A+ to F grades; historical engagement; historical complainers; historical opt outs; history of spam traps and history of deceased. You don't have to worry about minimums, setup fees, contracts or minimums as we offer 24/7 online support. We work directly with ESPs to ensure your data is secure with us. It's easy to get started. Upload a list

MailCleaner, a business anti-spam gateway, is installed between your mail infrastructure to the Internet. It provides professional protection against viruses and eliminates spam up to 99%. Email is essential for all corporate operations. However, it can also pose a risk to your company. It allows viruses, spyware, ransomware and trojan to easily access your company's computers for phishing and extortion attacks. MailCleaner is able to stop malware from reaching your employees' inboxes. Its spam filter server blocks more than 99 percent of unwanted messages. Each message is analyzed and blocked so that you only receive the important ones. MailCleaner will automatically quarantine any harmful files that are detected. This will prevent further damage. We are proud that we offer packages that are suitable for both small and large companies.

Security Gateway's email threat detection technology was developed by MDaemon Technologies. This email industry pioneer has been protecting email servers against viruses, spam, phishing and other threats for more than 20 years. Our expertise is trusted by companies to keep their email communications safe. We protect all email platforms, including Microsoft Exchange, Office 365, and other. Our team of email security specialists will take the hassle out of managing your company’s email security. Security Gateway employs the most up-to-date email threat detection technology and policy enforcement tools in order to ensure good emails flow to and from your users. Security Gateway cloud service is easy to deploy, so you can focus on other important tasks. Check out this video to see some of the Security Gateway features.

ZeroBounce is an email verification platform that scores and delivers emails. It helps businesses improve their inbox placement. The service can detect email typos, abusive and nonexistent email accounts, spam traps, and other potentially dangerous email addresses. ZeroBounce also offers an email scoring service and a suite delivery tools to enhance email inbox placement. ZeroBounce has a military-grade security infrastructure that ensures customer data is kept safe. ZeroBounce has validated over 23 billion emails to date and serves more than 400,000 businesses in 190+ nations. It also adds 200 new clients each day. ZeroBounce validates email lists and reports that they have a 99%+ accuracy rate. They also maintain a good reputation for sending quality. ZeroBounce was ranked no. 851 on Inc. 5000, the list of fastest-growing private businesses in the United States. ZeroBounce rose to number. 40 on the list.

Akismet filters your comment spam so that you can concentrate on the important things. Spam is something we all hate. It is annoying. It can damage your site's credibility. It is difficult and time-consuming to manually filter it. Spam is time that can be used to undermine your site's business. Akismet is used by millions of websites to filter out spam comments from the Web. Akismet can be added to your website so you never have to worry again about spam. Register for the Akismet plan that suits your needs. To activate your Akismet module or plugin, use your API key. Akismet will protect your site from spam. We want spam to be off the internet and you can help us achieve this goal. We offer affordable spam protection for more than 7 million users.

Xeams, a secure and powerful complete email server for Windows, Linux Solaris, MacOSX, and other flavors UNIX, is available. Xeams supports SMTP and POP3, as well as IMAP. It has a powerful spam filtering engine which eliminates up to 99 percent of junk mail upon installation. It is very user-friendly because it offers a flexible approach to email.

Make the smartest investment today to reduce email security threats. Get a comprehensive email security solution for small businesses at small business pricing. Cybercriminals are targeting CEOs and CFOs in every industry, as well as HR, Accounting, and HR departments. Office 365 has very limited protection options to prevent impersonations, email fraud, and phishing. You can only create so many custom transport rules to block domains and protect against employee impersonations. PhishProtection is compatible with every email server, device, and smtp service. We can protect you no matter where you are, whether you're on your phone, outlook, or any other email client. It provides the best security for both Android and iOS devices.

Stop fraud, spam and account takeovers by using 99.5% accurate browser fingerprinting. You can quickly access suspicious visitor activity and geolocation. Integrate our API into your signup or server-side business rules. Instant notifications sent securely to your backend systems. This is ideal for building scalable, asynchronous processes. Any web application can be protected against account takeover. Protect your customers' accounts by accurately identifying threats and preventing them from causing damage. Users who re-use passwords across multiple services run the risk of having their accounts hacked by fraudsters who bought or hacked them from another source. These fraudsters can be caught by associating multiple login attempts with bot networks. Social engineering is still a reliable method for fraudsters accessing accounts. To prevent phishing accounts from being accessed easily, require new visitors to provide additional authentication.

Email aliases allow you to remain anonymous online and protect your inbox from spam and phishing. Open-source. Made in Europe and hosted there. If a website asks you for your email address, use an alias to replace your real email. Emails sent to an address other than your real email address are forwarded to you without the sender even knowing. If you wish to reply to an email forwarded to you, just hit "reply" and your real email address will remain hidden. You can also send emails easily from your alias. You can quickly create an alias from anywhere. Register for the newsletter and create an online account in just a few clicks. All SimpleLogin components are open-source and based on open-source technology. An alias can not only receive emails but can also send them. An alias can be used to create a full-fledged email account. You can manage your aliases via the SimpleLogin website, Firefox, Chrome, and Safari extensions. Or on your phone using Android (Play Store or F-Droid) or iOS apps.

Secure Email Gateway is an enterprise antispam and threat prevention system. It uses a sophisticated array anti-virus scanners, spam filters, and content analysis engines to stop unsolicited mail from ever entering your network. Employee security needs are different. Different security levels may be required for different employees, such as those in finance or sales. Dome Anti-spam allows you to create different types of profiles and set different restrictions. Containment protects against the latest forms of ransomware and zero-malware as well as other advanced threats. The Valkyrie file verdict system analyses unknown files. The attachments are openable, executable and can be used by users with zero risk of infection. Comodo's unique containment technology means that any risk is fully contained before reaching its end point. This ensures that there is no risk of infection from new malware.

Human Presence is the best bot protection and detection software. Stop spam from being sent to Shopify and WordPress websites. No programming knowledge is required. Get your app or plugin up and running today! Our Shopify shop protector app and WordPress' Human Presence plugin make it easy to secure your forms in just a few clicks. No more navigating through recaptcha or annoying "I'm a robot" boxes. Your website visitors will not notice that Human Presence is there, providing them with a seamless user experience. We are proud to offer top-notch support for all our apps and plugins. Our friendly support team is available to assist you via support request or chat. 40% of all web traffic comes from bots. Although some bots are crawlers for search engines, the majority are malicious. 25% of all web traffic in 2020 was generated by malicious spam bots.

Spamty converts your email address to a link. We verify that the person clicking on the link is human before he sees your email address. Spamty uses hCaptcha, a modified version Securimage PHP Captcha, and the awesome hCaptcha to protect against bots. Use it to protect your email address from robot spiders or any other contact information. You may sometimes need to publish your email on the internet. We'll protect your email address from spam. You will receive a link that you can use to share the information on the Internet. This link requires that anyone who visits it solves a captcha in order to see your contact details.

Vade is a global leader for predictive email defense. We protect 1 billion mailboxes across 76 countries. MSPs and small businesses can protect their Microsoft 365 users against advanced email security threats like spear phishing and phishing. SMBs, ISPs, and MSPs all choose Vade's email security products to protect their users from advanced cybersecurity threats like phishing and spear phishing. Our AI-based email security solutions can detect the undetectable, whether we are protecting consumers through top ISPs or businesses through our MSP partners. Block dynamic phishing attacks, which bypass traditional security measures. Block targeted spearphishing and business email compromise attacks. Block zero-day and polymorphic evasive malware attacks.

INKY is an award-winning cloud based email protection software. It protects businesses against phishing attacks, as well as blocking spam and malware. INKY uses domain-specific machine-learning and computer vision to identify zero-day phishing emails and block them from reaching legacy email systems. For suspicious emails, warning banners are included in the email. In minutes, integrates into Office 365 across the organization. Safe/Unusual/Malicious warnings let users know how to treat the email. Our advanced dashboard provides complete visibility and tracking of the threats being blocked. INKY's email security software inserts user-friendly warnings into emails. This provides specific guidance to educate and protect your users. Safe/Unusual/Malicious warnings with details guide the user to take a closer look or proceed cautiously. Report an email with just a click is a favorite feature of our clients.

You receive too many irrelevant emails. Gated is a free service that reduces the amount of irrelevant email in your inbox. It challenges unknown senders to make donations in order to reach you. Gated works behind the scenes to reduce spam email. Unknown senders can donate to your cause. It takes only minutes to set up a Gated account. There are no new tools or techniques required. Our automated filter integrates with your existing email habits. Gated monitors your email interactions so that you can reach people (and domains), you trust, as they have in the past. Unknown senders are asked to donate to your favorite cause or Gated's free service. Automatically sends a challenge email to people you do not know. Learns from your behavior and allows you to send known senders. Integrates seamlessly into your workflow Gated uses Google Secure Authorization. You can revoke it at any time and it doesn't require you to enter your password.

SpamCop is the best service to report spam. SpamCop identifies the source of spam and reports it to the relevant Internet service provider. You can make a positive difference by reporting spam. Unsolicited email can also be reported to spam filtering systems, such as SpamCop's. The SpamCop Blocking List, (SCBL), lists IP addresses that have reported spam to SpamCop users. The SCBL is used by SpamCop, service providers, and individual users to filter and block unwanted email. The SCBL is an automatic and fast list of sites that have sent reported mail. It is fueled by automated reports and SpamCop user submissions. SCBL is time-based and allows for quick and automatic delisting when reports cease.