The ideal length for a YouTube tutorial is influenced by several factors, with no universally "perfect" duration. Typically, videos between 7-15 minutes strike a balance that caters to viewer attention spans, though this can vary based on the topic's complexity. It's essential to ensure that the content is both comprehensive and concise. If monetization is a goal, creators often aim for videos over 10 minutes, as this allows for multiple ad placements, potentially increasing revenue. However, content quality should always take precedence over video length.