Castle of Knowledge

@castleaboutknowledge

Est. 2017·India·British English·~0.4 vids/wk

New on TrySpansa

Castle of Knowledge is a Science YouTube creator with 19.3K subscribers and 1.7M total views. The channel covers science education, hindi language science, biology explained, medical conditions explained, technology explained. Active for 9 years, the channel publishes about 2 videos per month. Videos average 8.3K views each. Based in India, the channel's primary language is British English. YouTube channels with 10K–50K sub channels typically charge between $200 and $3,000 per sponsored video. Book a sponsorship directly on TrySpansa.

19,300Subscribers

205Total Videos

1,697,637Total Views

Source: YouTube Data API

Views / Video284K

Impressions1.2M

Age Demographics

13-17

18-24

35%

25-34

28%

35-44

16%

45-54

55-64

65+

Gender Split

Male 62%Female 36%Other 2%

Core: Male 18-24

Top Countries

🇺🇸United States

28%

🇬🇧United Kingdom

18%

🇧🇷Brazil

12%

🇮🇳India

🇩🇪Germany

Traffic Sources

34%

Suggested

24%

External

14%

Browse

12%

Content Performance

128KAvg Views

4.2%CTR

+1.2KNet Subs

3:42Watch Time

Subscriber Growth

6 mo agoToday

Device Split

Desktop

48%

Mobile

34%

Tablet

11%

Watch Time

8:42Avg Duration

42%Retention

2.1MHours

6.8Views/Visit

Content Type

Long-form

55%

Shorts

28%

Live

12%

Members

Free · 10 seconds · No credit cardSee Castle of Knowledge’s audience data

Niches

Science

About

Hello friends, welcome to my channel Castle of knowledge. Castle of knowledge is an educational channel that's focused on providing basic and useful information about science and technology In Hindi. Please subscribe to our channel for more awesome videos and update yourself with the latest and true information.

Recent Videos

Alzheimer's disease explained | How is is caused?

India's Republic Day Explained | Why do we celebrate Republic Day?

Bypass surgery explained

Covishield vaccine explained | How it works?

Black fungus explained | What is Mucormycosis?

Open heart surgery explained | How it is performed?

Airbags explained | How do they work?

Leukemia explained | Cancer of white blood cells

Channel data updated May 2026

youtube.com/@castleaboutknowledge

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Channel VideosCastle of Knowledge

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01Niche

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02Avg views per video

03Audience region

04Subscribers

YouTube Data API: 19,300 subscribers

05Content audience

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Cost per 1,000 Views

Meta Ads (Education)$6.50–$8.99

Mesha 2025

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Science creators typically promote services (bookings, courses, subscriptions) rather than e-commerce products. Standard e-commerce conversion rates don't apply.

Methodology & sourcesNot sourced from YouTube

● Free · No credit card required

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