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ToolboxApp — Free Online Tools That Actually Work

27 free online tools for everyday tasks. No signup required, instant results, 100% free and private. All processing happens in your browser.

Text Tools

Remove Line Breaks — Merge broken lines into full paragraphs while preserving paragraph spacing. Perfect for fixing text copied from PDFs, emails, or web pages.
Fix Text from PDF — Repair broken words, remove line hyphenation, and restore natural sentences from PDF copy-paste.
Remove Weird Spacing — Remove double spaces, tabs, and inconsistent spacing from any text.
Line Breaks to Paragraphs — Turn fragmented lines into readable paragraphs instantly.
Remove Duplicate Lines — Remove repeated lines without changing order.
Remove Blank Lines — Remove unnecessary empty lines while keeping structure.
Clean Text from Word — Remove hidden characters, smart quotes, and formatting issues from Microsoft Word.
Fix Text from Excel — Clean tab-separated or misaligned pasted data from Excel spreadsheets.

AI & Productivity Tools

Split Text for ChatGPT — Split large text into chunks that fit within AI character limits.
Clean Text for AI Input — Normalize and prepare text for AI tools like ChatGPT, Claude, and Gemini.
Remove Markdown — Strip markdown syntax like bold, headers, and links from text.
Paragraph to Bullet Points — Break text into structured bullet points automatically.
Bullets to Paragraph — Merge bullet points into readable paragraph text.

Developer Tools

JSON Formatter & Beautifier — Beautify, format and validate JSON with 2-space indentation for readability.
Fix Invalid JSON — Automatically repair malformed JSON with missing quotes, trailing commas, and more.
Remove JSON Escapes — Clean escape characters like \n, \" from JSON strings.
JSON to CSV Converter — Convert JSON arrays into downloadable CSV format instantly.
CSV to JSON Converter — Convert CSV data into structured JSON objects.
Compare JSON — Compare two JSON objects side by side, ignoring key order.

Extraction Tools

Extract Emails from Text — Extract all email addresses from any text, removing duplicates.
Extract URLs from Text — Extract all links and URLs from text content.
Sort Lines — Sort text lines alphabetically, reverse, or by length.

Calculators

Percentage Calculator — Calculate percentage of a number, what percent X is of Y, and percentage change.
Work Hours Calculator — Sum working hours from time ranges. Supports 24h format and overnight shifts.
Time Difference Calculator — Calculate the exact difference between two dates and times.

Generators

QR Code Generator — Generate free QR codes for URLs, text, email, WiFi and more. Download as PNG in multiple sizes.
Barcode Generator — Generate CODE128 barcodes in variable sizes. Download as high-resolution PNG.

Why Use ToolboxApp?

ToolboxApp provides 27 free, fast, and privacy-friendly online tools. Unlike other tool websites, all processing happens directly in your browser — your data never leaves your device. No accounts, no tracking, no limits. Just paste, click, and get results instantly.

Whether you need to clean up messy text from PDFs, format JSON for debugging, generate QR codes for your business, or calculate work hours — ToolboxApp has you covered with simple, reliable tools that just work.

Frequently Asked Questions

Is ToolboxApp really free?

Yes, all 27 tools are completely free to use with no limits, no signup, and no hidden fees.

Is my data safe?

Absolutely. All processing happens locally in your browser. Your text, JSON, and other data never leaves your device or gets sent to any server.

What tools are available?

ToolboxApp offers text cleaning tools, JSON and developer utilities, QR code and barcode generators, email and URL extractors, percentage and time calculators, and AI text preparation tools.