Connect Callflow With Your Entire Software Ecosystem.
Connect directly with Salesforce, HubSpot, WhatsApp Business, Slack, Zendesk, and private SIP carrier relays in a few clicks.
WhatsApp Business API
Official Meta Cloud API integration for broadcasts, dynamic template messages, and interactive two-way agent chats.
Salesforce CRM
Bi-directional sync between Callflow softphone and Salesforce Leads, Contacts, Accounts, and Opportunities.
HubSpot CRM
Sync all incoming and outgoing calls, durations, transcripts, and recordings directly into HubSpot contact timelines.
Zoho CRM
Instant screen pop on incoming calls for Zoho contacts, automatic call duration logging, and single-click outbound dialing.
Freshdesk Support
Turn missed or completed support calls automatically into tracked Freshdesk tickets with call recordings attached.
Freshsales (Freshworks CRM)
Empower your reps with high-speed dialing and auto-synced call logs inside Freshsales.
Custom SIP Trunking (BYOC)
Bring Your Own Carrier (BYOC) — connect Asterisk, FreeSWITCH, Cisco, Avaya, Tata Tele, or any SIP gateway.
Slack Notifications
Post real-time alerts into dedicated Slack channels for high-value inbound calls, missed VIP leads, or deal closed notifications.
Google Workspace & Gmail
Synchronize customer emails, Google Calendar meetings, and contact cards directly within the Callflow customer dossier.
Facebook & Instagram Lead Ads
Instantly capture leads from Meta Lead Ads and immediately trigger a progressive outbound call within 30 seconds.
Webhooks (HMAC Signed)
Receive cryptographically signed HTTP POST notifications to your own endpoints whenever any call or CRM event occurs.
Callflow REST API v1
Comprehensive REST API for programmatic dialing, agent management, CDR query, audio streaming, and CRM data sync.
Don't See Your Custom Tool or SIP Provider?
Our open REST APIs, WebSocket events, and BYOC SIP trunking connectors allow you to integrate any proprietary telephony or ERP platform.