About Testbook on YouTube

ChannelCrawler has found Testbook (Test Preparation) in 41,539 YouTube videos from 1,511 channels. 20 of those videos disclose Testbook as a sponsor: 4 declared ads and 16 likely sponsored. The median channel mentioning Testbook has 10,200 subscribers. Data last updated October 15, 2026. How we count sponsorships