Aircall: Cloud phone and call center platform with built-in AI conversation intelligence: transcription, call summaries, sentiment, and call scoring. Carbon Voice: Carbon Voice is an asynchronous voice-messaging app that automatically transcribes voice memos and uses AI to generate summaries, action items, and documents. We compare them on cost, capture approach, and day-to-day fit so you can choose faster.
How Hosiqo compares and tests toolsFinal recommendation
Shortlist Aircall when running outbound and inbound sales calling with ai transcription matters most, and Carbon Voice when capturing spoken ideas and turning them into structured documents, emails, or action items matters most. Try them side by side on real calls before deciding — needs vary by team.
Cloud phone and call center platform with built-in AI conversation intelligence: transcription, call summaries, sentiment, and call scoring.
Carbon Voice is an asynchronous voice-messaging app that automatically transcribes voice memos and uses AI to generate summaries, action items, and documents.
Aircall is a cloud-based phone and call center platform widely used by sales and support teams, with an integrated AI conversation intelligence layer that runs across calls rather than as a separate bolt-on system. Its core function is to handle business calling through features like power dialing, call recording, IVR, queueing, and routing, while Aircall AI transcribes conversations and analyzes them for insights. The conversation intelligence capabilities include AI-generated call summaries, key topic recognition, sentiment analysis, talk-to-listen ratios, transcription text search, and call scoring, which together help teams spot coaching opportunities and understand customer objections and buying signals. Aircall centralizes communications in a Workspace that brings voice, text, voicemail, and WhatsApp into a threaded view around each customer, with access to recordings and transcripts. The platform logs activity and transcripts to connected CRMs, and an analytics add-on extends dashboards with advanced filters, longer history, and KPI drill-downs. Aircall is aimed at sales and customer-facing teams that want a reliable cloud phone system with conversation intelligence included, rather than running a separate dialer and analysis tool. Pricing varies by plan. Check the official website for current pricing.
Best suited for
Carbon Voice is an asynchronous voice-messaging and voice-notes app for iOS, Android, Web, and Apple Watch. Users record voice memos or messages with a single keystroke or swipe, and every message is automatically transcribed so it can be read, searched, labeled, and organized. The app is built around reducing real-time meetings and calls: instead of scheduling synchronous time, teammates exchange voice messages that the recipient can catch up on later. Layered on top is a large library of AI actions that turn raw voice into structured content — bulleted summaries, cleaned-up transcripts (removing filler words and fixing grammar), meeting notes, agendas, action items, professional emails, and longer documents such as PRDs and reports. Users can also query an AI assistant about any chat. A Global Voice feature can translate messages between languages, and messages can be sent to people who don't have the app via a secure email link. It is aimed at distributed teams, managers, and individuals who prefer talking over typing.
Best suited for
Aircall is a free tier with paid upgrades (freemium); Carbon Voice is a free tier with paid upgrades (freemium). Always confirm current pricing on each vendor's site before buying.
| Feature | Aircall | Carbon Voice |
|---|---|---|
| Core capability | Cloud calling with power dialing, recording, IVR, and routing | Automatic transcription of every voice message, made searchable and organizable |
| Standout feature | AI call summaries with key topic recognition | AI summaries, catch-ups, and action-item extraction from conversations |
| Team usage | Sentiment analysis and talk-to-listen ratios | AI document generation (meeting notes, agendas, emails, PRDs, reports) from voice |
| Integrations | Transcription with text search and call scoring | Transcript clean-up that removes filler words and corrects grammar |
| Languages & capture | CRM logging and an advanced analytics add-on | Cross-platform sync across iOS, Android, Web, and Apple Watch |
| Best-fit workflow | Cloud calling with power dialing, recording, IVR, and routing | Global Voice automatic translation between languages |
Aircall
Choose Aircall if you need running outbound and inbound sales calling with ai transcription — strengths include conversation intelligence is built into the phone system itself.
Carbon Voice
Choose Carbon Voice if you need replacing status meetings and calls with async voice messages that get auto-transcribed and summarized — strengths include combines voice capture, automatic transcription, and a broad set of ai summarization/document actions in one app.
Aircall
Carbon Voice
It depends on your workflow. Aircall is strong for running outbound and inbound sales calling with ai transcription, while Carbon Voice is strong for replacing status meetings and calls with async voice messages that get auto-transcribed and summarized. Both transcribe and summarize meetings.
Aircall is a free tier with paid upgrades and Carbon Voice is a free tier with paid upgrades. Check each vendor's pricing page for the latest plans and free-tier limits.
Often yes: teams combine tools when one handles capture and another handles analysis.
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