Make Phone Calls from Slack
Browser-based Calling for Teams
StartACall connects Slack to real phone numbers. Click to call from messages and channels, use slash commands to dial, and get call summaries posted back to Slack. All calls run in your browser with WebRTC and bridge to the public phone network.
Setup Guide - Slack Integration
Get up and running in minutes. No desktop apps required.
Install the App
Add StartACall to your Slack workspace from the Slack App Directory or from your StartACall dashboard. Grant the required permissions so the app can post and add actions.
Connect Your Account
Sign in to StartACall in your browser and connect the Slack workspace. This allows click-to-call buttons to appear next to phone numbers in messages.
Start Calling
Use the /call slash command or click a call icon next to a phone number. The call opens in your browser and connects to the other side over the public phone network.
What you get
Call from any Slack message, channel or DM. Calls open in the browser so users do not need to install software, and call summaries are posted back to Slack for easy tracking.
Integration Features
Everything your team needs to run calls from Slack and monitor results in real time.
- Click-to-call directly from messages and channels
- Slash commands to dial any phone number from Slack
- Automatic call logs and summaries posted back to Slack
- Real-time analytics and session links for post-call review
- AI Copilot for live transcription and suggested responses
- Use AI Agents to handle inbound or outbound calls autonomously
Instant Setup
Install and start calling in minutes with no client installs for users.
Global Reach
Dial real phone numbers worldwide directly from Slack.
Secure
Encrypted connections and enterprise controls for call privacy.
Call Logging
Automatic post-call summaries in the channel or DM you choose.
Security and Compliance
Enterprise controls so admins can manage access, retention, and privacy.
Permissions
Admin-granted scopes limit what the app can post and where it can appear.
Encryption
WebRTC media is encrypted end to end between browser and StartACall infrastructure.
Admin Controls
Enable or disable call posting, choose which channels receive logs, and set retention policies.
Frequently Asked Questions
How do I install StartACall in Slack?
Install the StartACall app from the Slack App Directory or connect via your StartACall dashboard and follow the prompts to grant permissions.
Do users need to install software?
No. Calls run in the browser. Users only need a modern browser and microphone permission to make and receive calls.
Can calls be recorded and transcribed?
Yes. With permissions enabled, StartACall provides transcription and recording options that can be stored per your retention settings.
Will call logs appear in Slack?
Yes. After a call, StartACall can post a summary and a link to the call recording or transcript in a channel or DM for tracking and follow up.
Add StartACall to Slack
Start placing browser-based calls from Slack today. No app installs for users. Register your team and connect Slack in minutes.