Add Line Breaks
Add line breaks at sentence endings automatically. Intelligent detection preserves abbreviations like Dr., Mr., Prof. and handles quoted text and multi-language punctuation.
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About Add Line Breaks
Welcome to the Add Line Breaks tool, an intelligent text formatter that automatically inserts line breaks at sentence endings. Whether you're preparing text for subtitles, formatting content for readability, or processing documents for specific platforms, this tool handles the task with precision while respecting abbreviations, quotations, and multi-language punctuation.
How It Works
Key Features
Smart Detection
Recognizes periods, question marks, exclamation points, and CJK punctuation as sentence endings.
Abbreviation-Aware
Preserves common abbreviations like Mr., Dr., Prof., Inc. without adding unwanted breaks.
Quote Handling
Correctly handles quoted text and dialogue, keeping sentences intact within quotation marks.
Multi-Language
Supports English, Chinese, Japanese, and Korean punctuation marks and quote styles.
Supported Abbreviations
The tool recognizes and preserves these common abbreviations to prevent incorrect line breaks:
| Category | Abbreviations |
|---|---|
| Titles | Mr. Mrs. Dr. Prof. |
| Places | St. Ave. Blvd. |
| Organizations | Inc. Corp. Ltd. |
| Latin | e.g. i.e. etc. vs. |
| Time | a.m. p.m. AM PM |
| Initials | A. B. C. ... Z. |
Common Use Cases
Frequently Asked Questions
What does this Add Line Breaks tool do?
This tool automatically adds line breaks (carriage returns) at the end of each sentence in your text. It intelligently detects sentence boundaries using punctuation marks like periods, question marks, and exclamation points, while preserving abbreviations and handling quoted text properly.
How does the tool detect sentence endings?
The tool uses intelligent parsing that recognizes sentence-ending punctuation (. ? ! and their CJK equivalents 。?!). It also checks for common abbreviations like Mr., Mrs., Dr., Prof., Inc., etc. to avoid breaking lines incorrectly after these terms.
Does this tool support languages other than English?
Yes, the tool supports multiple languages including those using CJK (Chinese, Japanese, Korean) punctuation marks such as 。?! and handles various quote styles including「」『』 in addition to standard Western quotation marks.
Why would I need to add line breaks to text?
Adding line breaks improves readability, especially for long paragraphs. It's useful for preparing text for subtitles, creating formatted documents, improving accessibility, making content easier to scan, and formatting text for social media or messaging platforms.
Related Tools
- Remove Line Breaks - Remove line breaks from text
- Text to One Line - Convert multi-line text to a single line
- Sentence Counter - Count sentences in text
Reference this content, page, or tool as:
"Add Line Breaks" at https://MiniWebtool.com/add-line-breaks/ from MiniWebtool, https://MiniWebtool.com/
by miniwebtool team. Updated: Jan 27, 2026
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