Free Line Filter - Remove Lines Containing Text

Our free line filter tool removes lines containing specific text, words, or patterns from your content. Whether you're filtering log files, cleaning data, or removing unwanted lines, this text line remover makes it easy to eliminate or keep only matching lines.

Powerful Filtering Options

Choose to remove lines containing your search term, or invert to keep only matching lines. Use case-sensitive matching for precise control, or enable regex for complex pattern matching. Perfect for filtering large text files efficiently.

Key Features

Remove matching lines - Delete lines containing search text
Keep matching lines - Invert to keep only matches
Case sensitivity - Match exact or ignore case
Regex support - Use regular expressions for patterns
Line count - See how many lines were filtered
Instant processing - Filter thousands of lines quickly

Common Use Cases

Developers use line filters to clean log files and remove debug output. Data analysts remove header lines or filter specific records. Writers eliminate notes or comments from documents. System admins filter configuration files. Anyone working with line-based data benefits from precise filtering.

How to Use

Paste your text in the input field, enter the text to search for, choose to remove or keep matching lines, and configure options. Click filter to see results instantly. Copy the filtered output with one click. Our line filter online tool is completely free!