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
- Subscription
- Proprietary
United KingdomPlatforms
- Online
+3
46elks Alternatives
46elks is described as 'Receive & send SMS messages, allocate phone numbers, control incoming phone calls, build IVRs, connect calls and create automated outgoing phone calls. Simply Voice, SMS & MMS in one easy API' and is an app in the social & communications category. There are more than 25 alternatives to 46elks for a variety of platforms, including Web-based, SaaS, Android, iPhone and Windows apps. The best 46elks alternative is Twilio. It's not free, so if you're looking for a free alternative, you could try TextBee or Atomic SMS Sender. Other great apps like 46elks are Hilos by ActiveCampaign, iP.1 RESTful API, CALLR and Plivo.
Alternatives list
High quality and cheap SMS gateway with coverage of 900+ operators worldwide. ? Worldwide coverage ? Free testing ? Great pricing ? Easy HTTP(s) API
Cost / License
- Freemium
- Proprietary
Platforms
- Software as a Service (SaaS)
WhatsApp is a popular messaging platform around the globe. With Maytapi you can send and receive messages from WhatsApp using simple HTTP requests. Integrate your marketing or business platform (Shopify, Woocommerce, CRM ets.) to WhatsApp easily.
Cost / License
- Subscription
- Proprietary
Platforms
- Software as a Service (SaaS)
While the last few years have witnessed exponential growth in terms of the business-to-customer SMS volume, SMS/text buyers are still struggling to understand the economics behind it. Multiple aggregators and operators are spread across multiple geographies while offering plans...
Cost / License
- Paid
- Proprietary
Platforms
- Online
Unifonic is a customer engagement platform that enables organizations to delight customers with remarkable omnichannel experiences. By unifying communication channels, messaging apps, and chatbots, Unifonic streamlines conversations at every touch point throughout the customer...
Cost / License
- Pay once
- Proprietary
Platforms
- Online
Instasent is one of the largest and the most secure platforms in the market, in-house developed for sending bulk SMS world wide.
Cost / License
- Pay once or Subscription
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
+2
50 Vonage alternativesWe’re making communications more flexible, intelligent, and personal, to help enterprises the world over stay ahead. We provide unified communications, contact centers and programmable communications APIs, built on the world's most flexible cloud communications platform.
Cost / License
- Subscription
- Proprietary
Platforms
- Online
This generation's digital mailman. 2way business class communication including SMS, Email, Fax, secure messages, messages with a digital signature. In operation since 1998 and with more than 1000 customers.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
- Apple TV
43 Bulk SMS Services alternativesSending Bulk SMS to the customers will engage the customers with your business and new offers. Customers engagement set a new level for the businesses.
Cost / License
- Paid
- Proprietary
Platforms
- Online
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United States