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Contact emailFull sponsor listAI fit summary
Overview
- Subscribers
- 1.4MTop 6%
- Avg views
- 385KTop 6%
- Median views
- 112KTop 28%
- View-through
- 13%Top 50%
- Engagement rate
- 5.5%Top 27%
- Past sponsors
- 8+

StemerchS

- Last published
- 13d ago
- Est. Rate $
- $31-48Kby Scout

- Audience Score
- 72by Scout

- Sponsor Score
- 79by Scout

Videos
1–8 of 11

Hungry Minds5:56When people find out you studied engineering
187K views · 13d ago
Brilliant9:44The algorithm from The Social Network
10.6K views · 4mo ago
Brilliant12:01How do we know....(these random things) - Earth & Space Edition
88K views · 8mo ago
SStemerch8:19The guy who invented mathematical logic
112K views · 9mo ago
Surfshark7:31The guy who invented quantum physics
101K views · 9mo ago
Brilliant11:28How do we know...(these random things)?
495K views · 11mo ago
Brilliant13:46What is cosine similarity (and its applications)?
28.2K views · 13mo ago
Brilliant13:28Responding to comments on my flat earth video
477K views · 17mo ago
Past Sponsors
8 of 8+
Click a sponsor for its videos · Purple = dedicated video · Orange = integrated read · Grey = mentioned, not a paid sponsor
Rate Estimates
by Scout
Integrated read
$30.8K – $48.1K
30–90s mid-video mention
Dedicated video
$61.6K – $96.2K
Whole video about the brand
Estimated from audience performance, not published by Zach Star. A creator who claims this profile replaces them with their real rate card.
Contact Info
Business Email
Reveal••••••••@••••••.com
Unlock verified business email for Zach Star
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Sponsorships observed in Babbl’s corpus of paid YouTube placements. Counts are a lower bound. Data as of 2026-09-18.