Instasent is described as 'Is one of the largest and the most secure platforms in the market, in-house developed for sending bulk SMS world wide' and is an app in the network & admin category. There are more than 25 alternatives to Instasent for a variety of platforms, including Web-based, SaaS, Android, iPhone and Windows apps. The best Instasent alternative is Telnyx. It's not free, so if you're looking for a free alternative, you could try Atomic SMS Sender or OpenTok. Other great apps like Instasent are Twilio, iP.1 RESTful API, Plivo and CALLR.
All-in-one cloud communications platform and API with carrier-grade voice, data and messaging capabilities. Offers voice services such as Origination, Termination and SIP trunking over the Internet.
United States
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, pay-as-you-go communications platform so that you can focus on what you do best.
United States
Atomic SMS Sender supports 800 networks worldwide, enabling mass text ads, alerts, and notifications. Offers competitive pricing, dynamic sender IDs, free SMS testing, API integration, and a desktop or browser interface for seamless campaigns and delivery monitoring.
United States
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 messages to managing contacts and sending surveys.
TokBox makes it easy to add video chat to your site or mobile application using either the OpenTok API or OpenTok Widgets. Supports WebRTC.
Plivo offers a simple, quick, and scalable way to modernize customer communications. Businesses of all sizes — from growing startups to public companies — rely on Plivo to deliver better customer experiences.
With Callr, never again suffer the business consequences of forcing your team and partners to stick to an obsolete call scenario hardwired into your communication system. Business teams can easily create advanced AI-powered call scenarios without technical skills, enjoying the...
United States
Voximplant is a cloud platform for developing real-time communication apps with full control over voice and video. Our cloud application engine provides developers with a way to control every call leg using JavaScript logic.
Russia
MessageBird is a cloud communications platform that connects over 15,000 enterprises to their global customers via the fastest and most reliable SMS, Voice and Chat APIs in the world.
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.
India
Sweden
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United Kingdom
