Twilio Voice is a cloud-based voice API platform that enables developers to build voice calling capabilities into applications. It provides scalable infrastructure for inbound and outbound calling with pay-as-you-go pricing.

Twilio Voice provides a flexible API for building voice applications with features like IVR, call routing, recording, and real-time speech recognition. While not a dedicated dialer, it serves as the foundation for custom dialer solutions and voice-enabled applications across enterprises.
Cloud communications API for programmable voice calls
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Cloud business phone system with AI voice agents and conversation intelligence
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Aircall is a cloud business phone system that combines telephony with AI capabilities including AI Voice Agents, AI Assist, and conversation intelligence features. Pricing starts at $30 per license per month.
Cloud communication and call center platform with power dialer
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Ringover is a cloud-based communication solution providing voice, SMS, video, and email capabilities with integrated power dialing for outbound campaigns. It's designed for businesses and contact centers of any size.
Phone System With Sales Coaching & Voice Intelligence
Dialpad Sell is a phone system designed specifically for sales teams, combining calling with real-time voice analytics, call coaching, and power dialer functionality.