Alternatives to Clockwork SMS for all platforms with any license

Platforms

Show 11 less popular platforms
  • Twilio icon

    Twilio

    Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful...

    Commercial Web / Cloud

  • Nexmo icon

    Nexmo

    Nexmo provides innovative communication APIs that bridge traditional voice and text services with cloud communications. Nexmo enables applications and enterprises to...

    Commercial Web / Cloud

    No features added Add a feature
  • Plivo icon

    Plivo

    Plivo is a voice and SMS API platform that enables developers and enterprises to build powerful apps with great features. With 24/7 free tech support and low prices...

    Commercial Web / Cloud

  • iP.1 RESTful API icon

    iP.1 RESTful API

    This RESTful API is a modern API that lets you use the message services provided by iP.1 Networks AB via your own applications. Do everything from just sending SMS...

    Commercial Web / Cloud

    No features added Add a feature
  • Swift SMS Gateway icon

    Swift SMS Gateway

    SMS Gateway is your bridge between the Internet and the world of cell phone SMS text messaging. We've taken care of all the complicated details and harnessed the...

    Commercial Web / Cloud

    No features added Add a feature
  • KAPSYSTEM icon

    KAPSYSTEM

    KAP Computer Solutions Pvt. Ltd., (KAPSYSTEM) pioneer in BULK SMS Solutions. KAPSYSTEM provides messaging and voice communications with comprehensive and customized...

    Freemium Web / Cloud

    No features added Add a feature
  • Textlocal icon

    Textlocal

    Effortlessly send offers with files, images & web links via SMS. With 1,65,000 customers, Textlocal is India’s No.1 SMS Alerts and Marketing Platform. Overcome the...

    Commercial Web / Cloud Android iPhone

  • engageSPARK icon

    engageSPARK

    engageSPARK enables anyone, anywhere to build and launch SMS and Voice Call messaging, surveying, and decision tree programs to 200+ countries – within minutes. It is a...

    Commercial Mac Windows Linux Web / Cloud Android ... iPhone Chrome OS Android Tablet Windows Phone iPad

  • Bandwidth icon

    Bandwidth

    Communications API Platform - Easily add texting or calling to any app through http API. Send/Receive text messages, picture messages, phone calls in one line of code.

    Commercial Web / Cloud

  • Txtfyre.com icon

    Txtfyre.com

    Automatically generate subscribers and send massive volumes of texts quickly and easily.

    Commercial Web / Cloud

    No features added Add a feature
  • ExpressText.net icon

    ExpressText.net

    ExpressText is a SMS Marketing provider that allows anyone with access to a computer and internet connection to utilize mobile marketing, one of the most effective forms...

    Commercial Web / Cloud

    No features added Add a feature
  • Fewsecond icon

    Fewsecond

    Fewsecond is a web platform offering Bulk SMS services, Short number and APIs for integration in Web applications and Softwares.

    Commercial Web / Cloud

    No features added Add a feature
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  • Spring Edge icon

    Spring Edge

    Spring Edge Technologies Pvt. Ltd. is one of the premier business communication solutions provider, Spring Edge's core services includes messaging and voice...

    Freemium Web / Cloud

    No features added Add a feature
  • SMSAPI icon

    SMSAPI

    SMSAPI.com is browser platform for bulk SMS and other SMS marketing solutions. SMSAPI offers bulk SMS, MMS, voicemailing, HLR services, shortcode, SMS notifications...

    Commercial Windows

    No features added Add a feature
  • Sinch icon

    Sinch

    Sinch is a powerful voice and messaging SDK that lets you bring your apps to life with VoIP and WebRTC technology. Simplicity is at its core and you can get your first...

    Commercial Android iPhone iPad

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