Authkey is a versatile multiple channels platform, including SMS API, WhatsApp Business API, Email, Voice Call APIs, and various authentication methods such as OTP, 2FA, and more.
Cost / License
- Paid
- Proprietary
Platforms
- Online
United Kingdom
+3
D7SMS Alternatives
Apps similar to D7SMS include Telnyx. It's paid, but Atomic SMS Sender is free. Other options are Twilio, SMSAPI, iP.1 RESTful API and Plivo. Email Marketing Services like D7SMS are a crowded field, with more than 25 alternatives for the web, iPhone, Android, Windows and Mac.
