Phone Stack

Powerful Features for Modern Sales Teams

Everything you need to launch, manage, and optimize AI-powered cold calling campaigns.

AI Training Chat

Train your AI caller by having a conversation, not filling out forms. Describe your business, your pitch, your ideal customer — Phone Stack learns your sales style and adapts.

  • Natural conversation-based training
  • Learns your value propositions and talking points
  • Refine and iterate with follow-up chats

Document Intelligence

Upload pitch decks, pricing sheets, FAQs, and product docs. Phone Stack extracts key information and uses it during calls to answer prospect questions accurately.

  • PDF, DOCX, and TXT support
  • Automatic extraction of pricing, features, and benefits
  • AI references your docs in real-time during calls

Voice Selection

Choose from multiple natural-sounding voice options. Each voice has been fine-tuned for sales conversations — professional, warm, and engaging.

  • Multiple male and female voices
  • Adjustable speaking speed and tone
  • Custom voice cloning on Enterprise plans

Bot Detection Handling

Configurable behavior when asked "Are you a robot?" Phone Stack can disclose, deflect, or handle the question according to your preferences and compliance requirements.

  • Customizable disclosure scripts
  • Natural deflection responses
  • Compliance-first configuration

Smart Number Management

Calls originate from local area codes matching your prospects' locations. Numbers are automatically warmed and rotated to maintain reputation and maximize answer rates.

  • Automatic local area code matching
  • Number warming and reputation monitoring
  • Intelligent rotation to avoid spam flags

Campaign Builder

Build and manage multiple campaigns with different AI profiles, contact lists, phone numbers, and schedules. Run concurrent campaigns targeting different segments.

  • Multi-campaign management
  • Schedule by day, time, and timezone
  • Concurrency controls to pace your outreach

Live Dashboard

Watch your campaigns in real time. See active calls, streaming transcripts, and live metrics as your AI makes calls. Jump in to monitor any conversation.

  • Real-time call status and metrics
  • Live streaming transcripts
  • Active campaign monitoring

Call Recording & Transcription

Every call is automatically recorded and transcribed. Search through transcripts, replay calls, and review exactly what was said.

  • Full HD audio recording
  • Accurate AI transcription
  • Searchable transcript archive

AI Call Summaries

Get auto-generated summaries for every call — key topics discussed, prospect sentiment, objections raised, and recommended next steps.

  • Automated call disposition
  • Sentiment analysis
  • Suggested follow-up actions

Objection Handling

Define custom responses to common objections. Train the AI with your best closer's rebuttals and watch it handle pushback naturally.

  • Custom objection-rebuttal pairs
  • Context-aware response selection
  • Continuous improvement from call data

Meeting Booking

AI books meetings directly to your calendar during the call. Supports Calendly integration or AI-suggested time slots. Automatic confirmations sent to prospects.

  • Calendly and Google Calendar integration
  • AI-suggested available time slots
  • Automatic confirmation emails

DNC Compliance

Built-in Do Not Call list checking and opt-out handling. Phone Stack automatically scrubs contacts against national and state DNC registries.

  • National & state DNC registry checks
  • Automatic opt-out processing
  • TCPA compliance safeguards

Analytics & Reporting

Track answer rates, conversion rates, cost per lead, and campaign ROI. Identify what's working and optimize your outreach strategy with data.

  • Answer rate and connection tracking
  • Conversion funnel visualization
  • Cost per lead and ROI metrics