Heat Score
21
7-Day Change
-6
A.R.C. Grade
—
Pricing
paid
Superhuman is a paid email client built around keyboard-first workflows and AI-powered writing assistance, designed to help users reach inbox zero.
Fast AI email client with keyboard-first workflows, AI-powered writing assistance, and a focus on inbox zero productivity
What the signals say about Superhuman
Superhuman holds a HookFlow heat score of 21/100 in AI Productivity, currently showing cooling interest after an earlier surge. Over the last 7 days its score moved -6 points (down), -16 over 30 days. On the Lock-In Index it scores 67/100 (high lock-in, with significant switching cost).
Heat Score
0–100 viral momentum index combining social buzz, search trends & growth velocity
21
14-day trend
+5
24h
-6
7d
-16
30d
Computed from 2 live sources in the latest pipeline run — more sources, higher confidence.
Heat Score Breakdown
Creator Buzz (30%)3
Search Interest (25%)58
Community Discussion (20%)2
Growth Momentum (25%)22
What is Superhuman email client?
Superhuman is an AI-powered email client designed for fast email management. It features keyboard-first workflows and AI-powered writing assistance to help users process their inbox efficiently and maintain inbox zero.
How does Superhuman improve email productivity?
- Use keyboard-first shortcuts to navigate and manage emails quickly without a mouse
- Leverage AI-powered writing assistance to compose emails faster
- Apply inbox zero methodology to stay on top of messages and reduce clutter
Is Superhuman free or paid?
Superhuman is a paid email client. It is designed for individual users seeking advanced email management features.
Who is Superhuman best for?
Superhuman is best for solo users who want to maximize email productivity through keyboard shortcuts and AI writing assistance while maintaining an organized inbox.
Forecast
Stable
low confidence
Now
21
→
+7 days
26
→
+14 days
26
A.R.C. Score
A.R.C. ratings are calculated for developer infrastructure and API-first tools. This tool hasn't been evaluated yet or falls outside the A.R.C. scope.
🔓Data Lock-In Index
67/ 100
Lower = more portable. 0 = fully open, 100 = maximum lock-in.
✗ Webhooks Out✓ Bulk Export✗ Open Formats
Pricing
paid
Best For
Solo Creators
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