Marc Yam ✓

YouTube @marcyam Knowledge 📍 Hong Kong

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Subscribers

46.1K

Total Views

7.42M

Videos

188

Channel age

14 yrs

Est. monthly earnings

$99 – $191

How we estimate

~25.2K recent monthly views × an estimated ad RPM of $3.92–$7.56 per 1,000 views — adjusted for Knowledge content and a HK audience. Yearly ≈ $1.2K – $2.3K. Excludes sponsorships, memberships & merch. Full methodology →

Known for

77.7K views [邊個話要Drop Physics既同我入黎] 四個關於Drop科既錯誤觀念

55.5K views [DSE Physics] Heat 熱

48.5K views [DSE Physics] Temperature and Thermometers 溫度與溫度計

48.3K views [DSE Physics] Latent Heat 潛熱

▶️ Featured Video

77.7K views

📈 Performance

Typical video

12.1K–35.4K views

Median 23.9K — the reliable floor a brand can expect, not just the headline average.

Upload rhythm

0.2× / week

Most active on Saturdays — consistent output keeps an engaged, sponsor-ready audience.

25.2K

Avg views / video

578

Avg likes

Avg comments

2.48%

Engagement rate

0.2

Uploads / week

39.5K

Lifetime avg / video

161

Views / subscriber

Shorts (recent views)

Engagement rate = (likes + comments) ÷ views across recent videos.

💡 Did you know?

🗓️Joined YouTube in 2011 — 14 years ago.

🏆Ranked #5,851 among all influencers on SocialDB.

🎯Top Knowledge influencer — #352 in the niche.

👁️Averages 25.2K views per video.

📤Posts about 0.2× per week.

💬2.48% engagement rate.

📍Based in Hong Kong.

🛡️ Audience credibility

56/100 Fair

Est. 73% real, active audience · Medium fake-follower risk.
Healthy view-through — roughly 55% of subscribers watch each video.
2.48% engagement — below the ~5% typical for this size.

Est. authentic audience

73%

Fake-follower risk

Medium

Heuristic estimate from view-through, engagement vs size and recent growth — a screening signal, not a guarantee.

👥 Audience demographics

Estimated

Modeled from this creator's niche, platform & region — a planning estimate, not connected analytics.

Gender split

Male 54% Female 46%

Age · peak 18-24

13-178%

18-2432%

25-3431%

35-4416%

45+13%

Top geographies

Hong Kong52%
United States14%
United Kingdom6%
India5%

Likely interests

EntertainmentLifestyleTrending

💚 Brand affinity

Estimated

Brands Marc Yam's audience is most likely to respond to — from detected sponsorships in this niche.

Keeps

Nebula

Amazon Affiliate

Patreon

Coinbase

Robinhood

Shopify

Audible

Webull

Brilliant

About

希望大家開開心心咁學物理。

💻 Online補習平台：
https://tutorial.marcyam.com
🎯私補課程：
https://forms.gle/Z2sZEkFGVxQqB3mi8
✏️出版著作：
《HKDSE Physics Success Guide & Exercises》

____________________
Marc Yam
👨🏻‍🎓 香港中文大學物理系+教育文憑主修物理
👨🏻‍🏫 十多年香港及英國日校教學經驗
📚 物理參考書作者
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Instagram：https://www.instagram.com/marc_yam/