Apps with 'Anti-spam' feature

Open-source anonymous email forwarding, create unlimited email aliases for free.

Protects devices from viruses and malware, offers real-time threat detection, home network scanning, password management, secure browsing, and regular updates.

Lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work.

Tired of spam filling your inbox? This tool offers a quick solution by generating temporary, disposable email addresses (temp mail). Just copy your assigned address or create a new one, and you'll immediately start receiving emails in your disposable inbox that is shown...

We all make many online accounts, but most of them are linked to 1 or 2 of our email addresses. This means if just one account is hacked or tracked, every other account and its associated data is now also at risk.

Blocks unwanted calls & SMS without replacing your default app. Features regex, contact, STIR, and dialed number filtering, plus time scheduling.

Cloud platform with Gmail, Drive, Meet for collaboration. Includes Docs, Sheets; management tools via Admin Panel, 2FA security.

Guerrilla Mail gives you a disposable email address. You can give your email address to whomever you don't trust. You can read the email using Guerrilla Mail, click on any confirmation link, and even reply.

A free and open source application that can block unwanted calls or warn about probable intentions of callers using a third-party crowdsourced phone number database (from some other proprietary app).

reCAPTCHA is a free service that protects your site from spam and abuse, using risk analysis techniques to tell humans and bots apart.

Mailinator is a throwaway email service that lets you use the @mailinator.com email domain to receive email at no cost. The email is publicly accessible by anyone but it's also easily disposable. With this, you can signup for services to try them out and not have to worry...

Tired of cluttered inboxes and unwanted emails? With InboxPurge, effortlessly unsubscribe from and archive unwanted emails, manage your email senders, and enjoy a cleaner, streamlined Gmail experience.

Effortlessly block unwanted calls, spam, fraud, and robo callers with this easy-to-use app that requires no access to personal data and has no ads.

Open source solution to protect your personal email address. Generous free plan with uncapped bandwidth and infinite sends/replies, self-hostable, lot of powerful features, open roadmap, you can count on SimpleLogin to guard your email inbox.

YOPmail’s free, quick and feature rich service guards you against spam, phishing and other online abuses. Protect your actual email, instead use YOPmail’s disposable one to sign-up wherever you want. YOPmail creates temporary inboxes of your choice instantaneously.