A one click extension that clicks 'unsubscribe' link in emails for you. Just open an email and click the icon to use.
- Free • Proprietary
- Outlook.com
- Gmail
- Mozilla Firefox
Premium email, all at no cost. Join Horizon today and claim your premium inbox.
- WebMail Provider
- Freemium • Proprietary
- Online

A Chrome extension to unsubscribe emails in Gmail.
- Free • Open Source
- Google Chrome

Get authentic, kindful, and constructive feedback from your friends, family, and co-workers. Secure, built-in abuse detection, anonymous, free and open-source.
- Free • Open Source
- Online
- Self-Hosted
- Ruby on Rails

Forms for your websites and blogs. Email notifications, reCAPTCHA, Akismet, File uploads, Webhooks and complete control of your html markup. No iframes.
- Paid • Proprietary
- Online

Generate unlimited disposable emails with over two months of active validity, no registration needed, no cost, and a user-focused, privacy-oriented interface.
- Free • Open Source
- Online
- Google Chrome

Returns true for a recognized free email address or domain.
Practical Example: Distinguish between personal and business accounts. Use case: notify your sales team only about newly signed up business accounts.
- Paid • Proprietary
- Software as a Service (SaaS)
- Rest

WhatSpam is an all-in-one spam and scam-blocking assistant designed to help users identify and block unwanted calls, messages, and emails. By enabling WhatSpam on your device, you gain control over who can contact you, enhancing your communication experience.
- Anti-Spam Tool
- Freemium • Proprietary
- Android
- iPhone



Nginx Block Bad Bots, Spam Referrer Blocker, Vulnerability Scanners, User-Agents, Malware, Adware, Ransomware, Malicious Sites, with anti-DDOS, Wordpress Theme Detector Blocking and Fail2Ban Jail for Repeat Offenders.
- Free • Open Source
- Linux
Paid mobile app blocks spam, telemarketers, and robocalls, uses answer bots to waste scammers’ time, updates block list in real time, and identifies unknown callers.
- Anti-Spam Tool
- Freemium • Proprietary
- Android
- iPhone



Unsubmarine automates the process of clicking through emails to find unsubscribe links, and presents them in one list so you can choose what to bulk unsubscribe from.
- Free • Open Source
- Google Chrome

A lightweight (~217 bytes vanila JS at frontend) and privacy-friendly plugin to prevent spam comment in the default commenting system of WordPress. Works instantly. No settings required. No captcha.
- Anti-Spam Tool
- Free • Open Source
- Self-Hosted
- Wordpress

An efficient email management service. Useful tool to unsubscribe in Gmail. Use Baxter for mass unsubscribing and organizing.
- Free • Proprietary
- Google Chrome






































