callr
Callr is an API-first, carrier-grade voice platform that owns its network and converts voice and SMS conversations into structured intelligence (transcripts, summaries, sentiment, intent) while offering AI voice agents, call tracking, and native CRM/BI integrations across 220+ countries.
callr is voice & speech software teams evaluate for business operations. Use this page to review pricing, integration signals, and the best alternatives before you commit.
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Quick Overview
Best for: Business Operations
What it does
Voice & Speech software for decision-makers comparing workflow fit and alternatives.
Best fit
Business Operations
Pricing snapshot
Free
Next step
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callr
Callr is an API-first voice platform that owns its carrier network and provides global voice, SMS and email capabilities across 220+ countries. The platform turns inbound and outbound conversations into structured intelligence — transcripts, AI summaries, sentiment, intent, and satisfaction — and pushes those events into CRM, BI, and analytics tools. Callr targets businesses that need production-grade voice infrastructure, conversation intelligence, AI voice agents, and call attribution while offering data residency choices and carrier-grade reliability.
API-based voice and SMS platform for communication, data capture, AI analysis, and CRM integration.
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Claim this listing for $29Key Features
API-first voice & messaging
A documented REST API with code examples, webhooks, and the ability to embed voice, SMS and email across 220+ countries.
Conversation Intelligence
Automatic transcripts, AI summaries, sentiment, intent and satisfaction extraction, and structured data pushed to CRM and BI.
AI Voice Agents
AI agents that can answer calls end-to-end (after-hours, overflow or replacing voicemail), qualify callers, book appointments, and hand off with full context.
Carrier-grade owned network
Callr owns its servers and carrier infrastructure (no reliance on a hyperscaler), enabling attribution and reduced exposure to third-party cloud control.
Call tracking & attribution
Attribute inbound calls to the campaign that earned them and push call data to analytics and ad platforms.
Low-code, serverless call flows
Design call flows in low-code, branch on intent, route, transcribe, summarize and escalate to humans — all running serverless on Callr infrastructure.
Native connectors & webhooks
Native CRM/BI connectors (Salesforce, HubSpot, Google Analytics, Google Ads) plus webhooks for custom integrations and event delivery.
Bring-your-own AI
Support to plug in public and private AI models (GPT, Claude, Mistral, Llama or in-house stacks) for summarization and reasoning.
Data residency & legal choice
Choose EU (TCLR SAS) or US (The Callr Corp) contracting and the legal regime governing your data; pin data geography to France, the US, or Singapore.
Pricing
Get started for free (site offers a free getting-started option; no detailed pricing tiers listed on the provided page)
Use Cases
Customer experience automation
Use SMS reminders, automated routing and AI voice agents to handle routine customer interactions, reducing wait times and improving resolution rates.
Sales enablement
Qualify callers before agents pick up, whisper context to reps, auto-update CRM with AI summaries, and reduce manual logging to increase conversion.
Call tracking & marketing attribution
Attribute inbound calls to campaigns and ad sources to measure ROI and feed CRM and analytics with accurate call-origin data.
Industry verticals
Tailored deployments for marketplaces, real estate, automotive and agencies to convert calls into tracked leads and measurable outcomes.
Integrations
Salesforce
Native connector to auto-enrich CRM records with call transcripts, summaries and AI highlights.
HubSpot
Native connector to push call events and AI summaries into HubSpot CRM.
Google Analytics
Native connector and actions to send call events and analytics data to Google Analytics.
Google Ads
Native connector for attributing calls to ad campaigns and sources.
Webhooks / REST API
REST API and webhooks for custom integrations and event delivery to any system.
LLM providers (GPT, Claude, Mistral, Llama)
Plug public or private large language models or your in-house AI stack to generate summaries and extract insights.
Benefits
Limitations
Frequently Asked Questions
No verified FAQs are available.
Getting Started
- 1 Sign up or click 'Get started for free' on the Callr website
- 2 Choose the contracting entity and data jurisdiction (EU/France or US) during signup
- 3 Consult the API Docs and API Reference on the site and review code examples
- 4 Configure numbers, webhooks or native connectors (Salesforce, HubSpot, Google Analytics/Ads)
- 5 Design low-code call flows or deploy AI voice agents and push events to your CRM/BI
Support
Docs
API Docs and API Reference pages on the Callr site provide technical documentation and code examples.
Demo / Sales
Book a demo via the website ('Book a demo' / 'Talk to Callr') to discuss use cases and implementation.
Phone
Office phone numbers listed on the site for regional contact: +33 1 84 14 00 00 (France), +1 332 267 8710 (US), +34 919 942 828, +44 20 4578 9262.
API
API Docs and API Reference pages available on Callr's website (documented REST API with code examples and webhooks)
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