Text Cleaner

Trim each line

Remove leading and trailing whitespace from every line.

Collapse multiple spaces

Replace runs of spaces or tabs with a single space.

Remove all empty lines

Drop lines that are blank or whitespace-only.

Collapse blank lines

Reduce 3+ blank lines down to one blank line.

Remove all line breaks

Join everything into one paragraph (use with care).

Remove page-number lines

Drops lines like "12", "Page 12", "12 of 50", "- 12 -".

Remove footnote markers

Strips [1], [2,3], and superscript digits.

Remove timestamps

Strips 12:34 / 12:34:56 / [12:34] patterns inline.

Remove URLs

Strips http://, https://, and www. URLs.

Remove email addresses

Strips x@y.z patterns.

Remove consecutive duplicates

Drops a line if identical to the line above it.

Fix encoding mojibake

Replaces ’ → ʼ, é → é, BOM, non-breaking spaces.

Normalize smart quotes

Curly “ ” ‘ ’ → straight " '.

Normalize dashes

Em (—), en (–), and figure dashes → hyphen (-).

Remove all non-ASCII

Strips emoji, accented letters, CJK characters.