Enter a draft title and, optionally, an exact topic phrase. Check the length, whitespace, repeated punctuation, and uppercase emphasis. The phrase check ignores case but does not match synonyms or measure search demand.
YouTube lists a 100-character title limit. This tool uses a conservative UTF-16 character-unit count, including spaces; some emoji use more than one unit. Check final acceptance in YouTube Studio. The word count splits on whitespace and is less useful for languages that do not use spaces.
The preview wraps into two lines at your chosen width. It is an illustration, not a replica of every YouTube surface. Feedback does not predict CTR, rankings, truthfulness, or platform policy compliance.
YouTube’s upload and title guidance