Free · No signup · Multi-row batch replace with regex support
Find & Replace Text Tool
Replace words, remove empty lines, fix extra spaces, and combine paragraphs instantly. Supports multiple find/replace rules with optional regex, live preview, working examples, and one-click cleanup actions. All processing runs locally in your browser.
Find & Replace
cat→ replaces only the exact characters "cat".\d+→ looks for the characters \ d + themselves (usually no match)..→ matches only a period character.
\d+→ matches any number: 123, 7, 2025.^Order→ matches "Order" only at line start.End$→ matches "End" only at line end..→ matches ANY single character.
Invalid regex patterns are skipped safely and flagged on manual run without breaking other rows.
All processing runs locally in your browser using JavaScript. Your text is never transmitted to AllInOneTools servers. Clipboard access is used only for paste and copy actions.
How It Works
From messy text to clean output in four steps.
Paste text
Drop your text into the input box. Character and line counts update instantly.
Set rules
Add find/replace pairs, enable regex for patterns, or use one-click cleanup actions.
Auto-convert
Output updates live as you type or change rules. Click Run for a manual refresh.
Use result
Copy to clipboard or download as a .txt file for use in your project.
Which Option Should I Use?
Match your text problem to the right feature in one glance.
| If your text has… | Use this option | What it does |
|---|---|---|
| The same word or number that must change everywhere | Find & Replace rows | Add one row per term (e.g., find "2023" → replace "2025"). All rows run together, live. |
| Patterns to change: all numbers, line starts, line ends | Find & Replace + Use Regex | Patterns like \d+, ^Order, End$ match groups of text instead of exact words. |
| Double or triple spaces between words (PDF/web copies) | Remove Extra Spaces | Collapses every run of spaces/tabs into a single space. |
| Blank lines cluttering the document | Remove Empty Lines | Deletes lines that are empty or contain only whitespace. |
| Sentences broken across many lines (PDF line wraps) | Combine Paragraphs | Joins all lines into one continuous, single block paragraph. |
| All of the above at once (very messy copied text) | Use All (Clean Everything) | Removes empty lines + fixes spacing + trims every line in one click. |
Live Examples
Real examples showing how text issues are fixed instantly. Click "Try This Example" to load it into the tool and watch it run.
Fix Extra Spaces
Update Information
Remove Empty Lines
Remove Numbers Using Regex
Remove Word from Start of Text
Remove Word from End of Text
Common Uses
Where find & replace adds the most value.
| Use case | Best for | Why it helps |
|---|---|---|
| Code refactoring | Developers | Rename variables or functions across large files with multi-row batch replace. |
| Document cleanup | Writers, editors | Fix PDF copy-paste issues: double spaces, broken paragraphs, empty lines. |
| Data cleaning | Analysts | Strip unwanted characters, normalize formats, and prepare CSV/JSON imports. |
| Content updates | Bloggers, SEO | Update years, prices, or product names across long articles in one pass. |
Capabilities & Limitations
What this tool handles natively, and what it leaves to other tools.
What it does
- Multi-row find & replace with optional regex per row.
- One-click cleanup: extra spaces, empty lines, combine paragraphs, clean everything.
- Live preview that updates as you type or change rules.
- Six working live examples that load directly into the tool.
- Copy to clipboard and download as .txt.
What it does not
- Preserve rich text formatting (bold, italic, colors) — input is plain text only.
- Validate complex regex syntax — invalid patterns are skipped safely and flagged.
- Handle extremely large text reliably; very large inputs may become slower depending on your browser and device.
- Search across multiple files — only the current textarea is processed.
Troubleshooting
Quick fixes for common find & replace issues.
Regex not working
Make sure the Use Regex checkbox is enabled for that row. With Regex OFF, patterns like \d+ are treated as literal characters and will not match numbers.
Paste button does nothing
Browsers block clipboard reads without permission or on insecure pages. Use Ctrl+V / Cmd+V directly in the input box instead.
Output not updating
The output auto-updates with a short debounce. Click Run to force an immediate refresh, or check that your find text actually exists in the input.
Large text is slow
Very large inputs may become slower or temporarily pause the browser, depending on your device and browser. For very large text, try processing it in smaller sections.
Frequently Asked Questions
Common questions about the Find & Replace Text tool.
What does the Use All (Clean Everything) button do?
The Use All button is a master cleaning function. When clicked, it simultaneously performs three actions: it removes all empty lines, converts multiple spaces into single spaces (fixing spacing errors), and trims whitespace from the start and end of every line. It is a quick way to apply the main cleanup actions at once.
How do I replace multiple different words at once?
You can add multiple find-and-replace pairs by clicking the Add Row button. Each row can use its own find text, replacement, and optional regex setting. All changes happen instantly as you type or when you click Run.
Is my text data private and secure?
This is a client-side tool. Text processing runs in your browser, and the tool does not send your text to AllInOneTools servers. Once the page and required scripts have loaded, processing can continue without a network request.
What is Regex and how do I use it?
Regex (Regular Expressions) allows for advanced pattern matching. By checking the Use Regex box, you can input patterns instead of exact words. For example, entering \d+ in the Find box will find all numbers in your text, and \s+ will match any whitespace. With Regex OFF, the Find box is treated as literal text.
Does this tool remove formatting like Bold or Italic?
This tool works with plain text. If you paste rich text from Word or a website, it will be converted to plain text inside the input box, stripping away bold, italics, and colors, but keeping the actual words and line breaks intact for processing.