Alternatives to Clockwork SMS for all platforms with any license

  • 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...

    Commercial Web / Cloud

  • Nexmo icon

    Nexmo

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

    Commercial Web / Cloud

  • 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...

    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...

    Commercial Web / Cloud

  • 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...

    Commercial Web / Cloud

  • KAPSYSTEM icon

    KAPSYSTEM

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

    Freemium Web / Cloud

  • Bandwidth icon

    Bandwidth

    Communications API Platform - Easily add texting or calling to any app through http API. Send/Receive text messages, picture messages...

    Commercial Web / Cloud

  • Txtfyre.com icon

    Txtfyre.com

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

    Commercial Web / Cloud

  • engageSPARK icon

    engageSPARK

    engageSPARK enables anyone, anywhere to build and launch SMS and Voice Call messaging, surveying, and decision tree programs to 200+...

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

  • 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

  • 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...

    Commercial Web / Cloud

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  • SMSAPI icon

    SMSAPI

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

    Commercial Windows

  • Spring Edge icon

    Spring Edge

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

    Freemium Web / Cloud

  • 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...

    Commercial Android iPhone iPad

  • Trumpia icon

    Trumpia

    SMS Marketing and Marketing Automation software for Mass SMS, internal communications & emergency alerts. #1 Text Messaging...

    Commercial Web / Cloud

  • TumaSMS icon

    TumaSMS

    SMS Messaging, Simplified. Compliant, reliable and scalable SMS infrastructure for business-critical transactional and marketing...

    Commercial Web / Cloud

  • Wavecell icon

    Wavecell

    Wavecell allows its customers to send SMS over the World using 3 different mediums: - A web-based SMS sender (GUI) with an...

    Freemium Mac Windows Web / Cloud

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  • TellusTalk

    This generation's digital mailman. 2way business class communication including SMS, Email, Fax, secure messages, messages with a...

    Commercial Mac Windows Linux Web / Cloud Chrome OS tvOS

  • E-goi icon

    E-goi

    Marketing Automation Platform: email, SMS, forms/surveys, social media, voice, fax E-goi is a multichannel marketing platform for...

    Commercial Web / Cloud

  • Call Loop icon

    Call Loop

    Quickly and easily send voice and sms text messages to your customers, contacts, and subscribers in just a few clicks. SMS Text...

    Commercial iPhone

  • Beepsend SMS icon

    Beepsend SMS

    Beepsend is a Swedish mobile operator with long experience from telecommunication, focusing on high quality global mobile messaging...

    Commercial Web / Cloud

  • Clickatell icon

    Clickatell

    Reach any customer on any mobile phone, anywhere, today! Clickatell covers over 871 networks in more than 220 countries and...

    Commercial Web / Cloud

  • Mobyt SMS icon

    Mobyt SMS

    Manage SMS via Website or API for all U.S. Mobile Carriers. Over 28,000 Clients Sending to Over 100 Countries. Self Service Platform...

    Commercial Web / Cloud

  • SMS Privacy icon

    SMS Privacy

    SMS Privacy allows you to buy mobile phone numbers, using Bitcoin, with completely anonymous signup. We don't even take an email...

    Commercial Web / Cloud

  • Octopush SMS icon

    Octopush SMS

    Octopush offers a solution that was built in-house as a hosted service (SaaS, Software as a Service and an API) to allow marketing...

    Commercial Web / Cloud

  • MSG91 - Bulk SMS API icon

    MSG91 - Bulk SMS API

    Send SMS Using Bulk SMS API is an easiest way to send short information directly from your platform with bulk SMS services. Bulk SMS...

    Open Source Windows Linux Android iPhone

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