Click to Call
Click to call service allows your caller to leave a number for a call back.
Cloud Telephony
Business Messaging
Growth & Marketing
Design & Development
Cloud Telephony
Reach a large audience with automated, personalized voice calls and track every campaign through an online portal.
In short
A bulk voice call (voice broadcasting) service sends a pre-recorded voice message to thousands of phone numbers at once, in any language. Businesses use it for promotions, reminders, alerts and political campaigns. Sinthan Techno runs bulk voice call campaigns across India with delivery reports.
Automated Voice Calls
Bulk voice call services are a powerful and cost-effective way for businesses and organizations to communicate with a large audience while maintaining a personalized approach.
Sinthan Techno offers an innovative automated voice call service in India, ensuring 100% voice delivery in minimal time. With detailed delivery reports accessible through an online portal, businesses can track campaign performance and make data-driven decisions to enhance their outreach strategies.
As a leading voice call service provider in India, Sinthan Techno specializes in reliable voice calling services nationwide. Our expertise in automation and efficiency makes us one of the top VoIP service providers in India, helping businesses seamlessly manage their marketing and communication efforts.

Features
Instant communication, personalized messages, interactive options, scheduling, detailed analytics and seamless integration for effective outreach and engagement.
Click to call service allows your caller to leave a number for a call back.
Voice OTP is the backup for SMS OTP. If a text OTP is not delivered, the same OTP can be delivered via voice call.
Superior voice quality even when you have heavy call flow.
Connect with potential clients in their native language with voice messages in regional languages.
Our smart voice gateway is designed to manage heavy voice call flow and can scale at any time.
Why Voice Calls
Voice calls provide a direct and personal way to communicate with customers, partners and employees.
Offer real-time assistance and support, addressing customer inquiries, concerns and issues promptly and effectively.
Build stronger relationships with customers by fostering trust, empathy and connection through direct conversation.
Engage with prospects, qualify leads and close deals more effectively through voice communication.
Gather valuable insights, address customer feedback and adapt your strategies in real time.
In emergencies, voice calls disseminate important information, coordinate responses and help ensure the safety of employees and stakeholders.
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Free consultation
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FAQ
Can't find what you're looking for? Our team is one call away.
A voice call service is a communication method that allows two or more individuals to converse in real time using voice over the internet or traditional phone networks. It lets people communicate using their voice regardless of their location, making it a popular tool for personal and business use.
Voice call service allows real-time communication between two or more people regardless of their location. It enables a clear and immediate exchange of information and can help build stronger relationships and enhance collaboration. Voice calls also provide a more personal touch than text-based communication.
The best provider depends on your individual needs. Several reputable companies, such as Sinthan Techno, offer bulk voice call services. Compare features, pricing and customer reviews to determine which provider best suits your specific requirements.
Cloud IVR menus that route every caller to the right team.
Learn moreCapture leads and feedback with a single missed call.
Learn more1800 numbers that make it free for customers to call you.
Learn moreAuto and predictive dialers that keep agents talking.
Learn more