Sam (HeySam) and Substrata are both AI meeting assistants for recording, transcription, and summaries, compared here on pricing, features, and workflow fit. Sam (HeySam): Multi-agent AI sales copilot that joins calls, records and analyzes meetings, and assists sales engineers in Slack. Substrata: AI sales intelligence platform that analyzes the social and emotional signals behind conversations to help dealmakers read buyer intent. They overlap on ai-meeting-assistants, ai-sales-meeting-assistants, so the right pick depends on team size, budget, and which meeting workflows you automate.
For ai-meeting-assistants, ai-sales-meeting-assistants workflows, shortlist Sam (HeySam) when supporting reps with real-time technical answers during sales calls matters most, and Substrata when reading buyer intent and sentiment during negotiations matters most. Both record across Zoom, Google Meet, and Microsoft Teams; trial each on real meetings before committing.
Multi-agent AI sales copilot that joins calls, records and analyzes meetings, and assists sales engineers in Slack.
AI RFP Copilot that completes RFPs in Google Sheets from call dataAI Sales Engineer that answers technical questions in real time on SlackCall summaries, video recaps, and CRM updates delivered to Slack
AI sales intelligence platform that analyzes the social and emotional signals behind conversations to help dealmakers read buyer intent.
Behavioral analysis of buyer attitudes, intent, and power dynamicsCoaching insights focused on social and emotional cuesDeal momentum tracking across conversations
Sam (HeySam) is a free tier with paid upgrades (freemium); Substrata is a free tier with paid upgrades (freemium). Always confirm current pricing on each vendor's site before buying.
Joins and records calls on Zoom, Teams, and Google Meet
SoundWave real-time analysis of tone, pace, pauses, and interruptions
Standout feature
AI Sales Engineer that answers technical questions in real time on Slack
Behavioral analysis of buyer attitudes, intent, and power dynamics
Team usage
Call summaries, video recaps, and CRM updates delivered to Slack
Email signal analysis for sentiment and engagement
Integrations
AI RFP Copilot that completes RFPs in Google Sheets from call data
Deal momentum tracking across conversations
Languages & capture
Sizzle Reel short video summaries for follow-ups
Coaching insights focused on social and emotional cues
Best-fit workflow
Customer-facing Ask AI bot for documentation and communities
SoundWave real-time analysis of tone, pace, pauses, and interruptions
Best for
Sam (HeySam)
Choose Sam (HeySam) if you need supporting reps with real-time technical answers during sales calls — strengths include surfaces sales-engineering expertise on calls without a human se on every meeting.
Substrata
Choose Substrata if you need reading buyer intent and sentiment during negotiations — strengths include analyzes social and emotional subtext beyond plain transcription.
Pros & cons
Sam (HeySam)
+ Surfaces sales-engineering expertise on calls without a human SE on every meeting
+ Deep native Slack integration suits Slack-centric go-to-market teams
- Slack-centric workflow may not fit teams that do not standardize on Slack
Substrata
+ Analyzes social and emotional subtext beyond plain transcription
+ Real-time read on buyer dynamics during calls
- Behavioral-signal approach differs from familiar transcript-based tools
FAQ
Is Sam (HeySam) or Substrata better for AI meeting notes?
It depends on your workflow. Sam (HeySam) is strong for supporting reps with real-time technical answers during sales calls, while Substrata is strong for reading buyer intent and sentiment during negotiations. Both transcribe and summarize meetings.
How do Sam (HeySam) and Substrata compare on price?
Sam (HeySam) is a free tier with paid upgrades and Substrata is a free tier with paid upgrades. Check each vendor's pricing page for the latest plans and free-tier limits.
Can I use both Sam (HeySam) and Substrata?
Yes. Many teams run more than one meeting assistant when the workflows are complementary and the budget is justified.