Kannel is described as 'Compact and very powerful open source WAP and SMS gateway, used widely across the globe both for serving millions of short messages (SMS) and pushing WAP service indications' and is an app. There are nine alternatives to Kannel for a variety of platforms, including Web-based, Android, Windows, Linux and iPhone apps. The best Kannel alternative is Textmagic. It's not free, so if you're looking for a free alternative, you could try Jasmin SMS Gateway or Mobile Broadband SMS Toolkit. Other great apps like Kannel are KAPSYSTEM, Ozeki NG SMS Gateway, Power SMPP and Textable.
Cloud-based SMS messaging service provides bulk text notifications, alerts, and campaigns. Features 2-way chat, contact management, API, mobile keywords, polling, analytics, toll-free and scheduled messaging, flexible pricing, and virtual numbers.
Jasmin is a very complete open source SMS Gateway with many enterprise-class features such as:
KAP Computer Solutions Pvt. Ltd., (KAPSYSTEM) pioneer in BULK SMS Solutions. KAPSYSTEM provides messaging and voice communications with comprehensive and customized platform for all businesses.
Ozeki NG SMS Gateway is a powerful, reliable and flexible SMS Gateway application. It enables you to send/receive huge amount of SMS and MMS messages from Microsoft Windows-based computer to mobile devices.
Power SMPP is an Enterprise grade two way messaging software, for high availability, high throughput, A2P SMS business. Wholesale and retail SMS hubbing platform with Reliable Billing, Advanced Routing and Multiple Gateway connections.
Textable is an app that allows businesses to text their customers via SMS. They provide you with a dedicated number you can share with your customers, the ability to send out mass messages, and automated messages for your frequently asked questions.
Send and receive text messages directly from and to your web application or IT systems via our API. With access to our well documented and supported API you will be able to connect directly to our Messaging Platform.
Sending Bulk SMS to the customers will engage the customers with your business and new offers. Customers engagement set a new level for the businesses.
You can send and receive SMS messages from your Windows computer or Windows Tablet, just like you would from a mobile phone.
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Power SMPP provides end to end solution for setting up enterprise grade A2P SMS hubbing business