What are the best Gmail alternatives in 2021?
Gmail is described as 'free search-based web-mail service' and is one of the leading apps in the Office & Productivity category. There are more than 50 alternatives to Gmail for a variety of platforms, including Online / Web-based, iPhone, Android, iPad and Windows. The best alternative is ProtonMail, which is both free and Open Source. Other great apps like Gmail are Tutanota (Freemium, Open Source), Outlook.com (Freemium), Yandex.Mail (Free) and Posteo (Paid, Open Source).