Text tools

Diff Checker

Compare original and modified text with line-level difference stats.

Compare text

Line one
Line two
Line three

Line one
Line 2
Line three
Line four

Lines added

Lines removed

Similarity

57%

- Line two
+ Line 2
+ Line four

Convert text into uppercase, title case, camelCase, snake_case and more.

Count characters, words, sentences, paragraphs and keyword density in real time.

Generate styled placeholder paragraphs with configurable sentence counts.

Preview GitHub-flavored Markdown with tables, links and formatted output.