
Twilio
MailChimp
Brevo
Mailgun
Nexmo
Plivo
MailerLite
WATI
Authenticator Plus
andOTP
Aegis Authenticator
OTP Auth
Authenticator
TOTP Authenticator
Tofu Authenticator
OTPClient
Twilio
Authenticator PlusMailChimp - MailChimp is the best way to design, send, and share email newsletters.
andOTP - andOTP is a two-factor authentication App for Android 4.4+
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Aegis Authenticator - Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens...
Mailgun - A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
OTP Auth - The app for calculating one-time-passwords on iPhone and iPad.