01 · Product
How a call to Callina works.
Seven stages, measured in milliseconds. No black box. Every stage is auditable, every transition logs an audit entry.
Call pipeline · avg 280 ms latency
1
SIP ingress & authentication
EU-Carrier · TLS 1.3
2
Speech-to-text (DE/EN/FR/IT)
Streaming · 60 ms
3
Vertical model & intent
Healthcare/legal/… specific
4
Knowledge lookup
Calendar · CRM · knowledge base
5
Response synthesis
Custom Voice · TTS
6
Action / escalation
Booking · ticket · staff
7
Audit log & archive
EU storage · GDPR · 30 days default
02 · Features
Six building blocks, little magic.
24/7 call answering
Callina answers every call instantly — even in parallel at peak times. No queue, no voicemail.
- Multiple parallel sessions
- Language detection in DE, EN, FR, IT
- Auto-detect caller language
Appointment booking
Read/write access to Outlook, Google Calendar, tomedo, BMD. Conflicts resolved in real time.
- Slot suggestions per appointment type
- Confirmation SMS & email
- Reminder & reschedule flow
Custom Voice
Clone your own voice — e.g. the practice manager. GDPR-compliant consent, revocable any time.
- 3-minute recording is enough
- Voice stays in EU storage
- No third-party training data
Escalation to staff
Define escalation rules per concern. Emergencies pass through — routine stays with the bot.
- Live transfer with context handover
- Escalation via SMS, Slack or Teams
- 'Pain' → forward instantly
Analytics-Dashboard
Call stats, top concerns, conversion rate, avg handling time. Export as CSV or API.
- Weekly email report
- Conversion: call → appointment → no-show
- Heatmap of call times
GDPR-compliant storage
All call data in certified EU data centres. Retention period configurable — default 30 days.
- Hosting Austria · Germany
- Optional: no call data persistence
- Data Processing Agreement included
03 · Integrations
60+ native connectors. Plus a REST API.
Callina talks to everything you already use.
Google CalendarCalendar
Outlook 365Calendar
tomedoPVS
medatixxPVS
DATEVStB
BMDStB
RA-MICROLegal
HubSpotCRM
SalesforceCRM
PipedriveCRM
ShopifyRetail
ZendeskTickets
ZapierWorkflow
MakeWorkflow
n8nWorkflow
SlackNotify
TeamsNotify
REST APICustom