Callr
API platform for voice and SMS — build AI Voice Agents, capture conversation data, and integrate with your CRM.
| What is it | API platform for voice and SMS — build AI Voice Agents, capture conversation data, and integrate with your CRM. |
|---|---|
| Pricing | Paid — from €99/mo |
| Free tier | No |
| Platform | API |
| API | Yes |
| Best for | automating customer qualification calls, analyzing call center conversations |
| Domain registered | 2000 |
Data updated Aug. 1, 2026
What does Callr do?
Callr is an API-based platform that lets developers add voice and SMS capabilities to their applications. It goes beyond basic communication by incorporating AI to automate and analyze conversations. You can use it to build AI Voice Agents that handle inbound and outbound calls, send automated SMS messages, and capture valuable data from every interaction. The platform is designed to integrate seamlessly into your existing product or service.
What makes Callr stand out is its focus on turning conversations into actionable intelligence. It uses AI to automatically transcribe calls, analyze customer sentiment, detect buying intent, and generate summaries. The platform works with major AI models and offers a low-code, serverless approach to building custom communication flows. Features include call tracking, performance analytics, and automatic CRM updates to systems like Salesforce and HubSpot.
This tool is particularly valuable for sales and customer support teams looking to scale their operations. A real estate agency, for example, could use Callr to automatically qualify leads calling about properties, capturing their budget and preferences before routing them to an agent. Businesses can gain deeper insights into customer needs while automating routine communications, making their teams more efficient and data-driven.
Key features
What makes it stand outWho is Callr for?
Who benefits most from this toolPricing
Essential
- API JSON
- Webhooks
- Call Analytics
- Call forwarding
- Click-to-call
- Call recording
- Transcription
- Speech analytics
- Neural speech synthesis
- SMS
- Missed call notifications
Professional
Everything in Essential, plus:
- Real-time API
- Callr Actions (serverless)
- Voice response systems (IVR)
- Voice recognition (ASR)
- Acknowledging intent
- Keyword extraction
- Call scoring
- Volume discount
Enterprise
Everything in Professional, plus:
- Premium customer support
- Physical interconnection
- Number hosting
- Volume discount
Trust & presence
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