HeyReach + Underfive
Combine HeyReach's powerful LinkedIn automation with Underfive's AI to create the ultimate outreach machine.
Powerful Inbox Management
Everything you need to handle HeyReach replies like a pro
Sender & Workspace Scopes
Train your Inbox Agent at sender level for personalized replies, or at workspace level to apply the same training across all senders
Slack Notifications
Get instant Slack notifications for draft approvals. Review, edit, and approve replies directly from Slack
Human-Like Responses
Generate personalized responses that feel authentic and drive conversions without sounding robotic
Approval Workflow
Choose auto mode for instant replies, or approval mode to review every draft before it's sent
Smart Categorization
Automatically categorize replies as Interested, Meeting Request, Not Interested, and more
Under 5 Minute Response
Respond to warm leads within 5 minutes to maximize your booking rates and conversions
Get Started in 3 Steps
Connect HeyReach to Underfive in minutes — no manual webhook setup needed
Add API Key
Paste your HeyReach API key in Underfive — the webhook is created automatically
Configure Agent
Set up your AI reply agent with your sales playbook and calendar
Start Automating
Watch as replies are handled automatically in under 5 minutes
Auto-Webhook: No Manual Setup Required
When you add your HeyReach API key in Underfive, the webhook is created and configured automatically. No need to copy URLs or configure anything in HeyReach manually. Just paste your API key and you're ready to go.
Auto-Configured Webhook
When you add your HeyReach API key, Underfive automatically creates and configures the webhook via HeyReach's API. No manual steps needed.
- ✓Paste your HeyReach API key in Underfive
- ✓Webhook is created automatically via API
- ✓Reply events start flowing in instantly
Watch the Setup Guide
Follow along with our step-by-step video tutorial to get started with HeyReach + Underfive
Why Choose This Integration?
HeyReach handles your LinkedIn automation while Underfive ensures every response is fast, personalized, and effective.
- ✓10x faster response times to LinkedIn messages
- ✓Increase connection acceptance rates by 40%
- ✓Never miss a hot lead with instant notifications
- ✓Scale your outreach without sacrificing quality
- ✓Maintain authentic, human-like conversations
Ready to Scale LinkedIn?
Join teams already automating their LinkedIn outreach with HeyReach and Underfive