All Free Online Tools

Instant, browser-based tools. No sign-up. No limits.

🔁

Remove Duplicate Lines

Paste any list and instantly delete every repeated line. Supports case-sensitive and case-insensitive matching.

📋

JSON Formatter Online

Format, validate and minify JSON instantly. Clear error messages so you can fix issues fast.

🔤

Text Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, and kebab-case.

✂️

Remove Extra Spaces

Trim leading/trailing spaces, collapse multiple spaces into one, and remove blank lines from any text.

🔢

Word Counter Tool

Count words, characters (with and without spaces), sentences, paragraphs, and reading time in real time.

📊

CSV to JSON Converter

Convert CSV data to clean JSON format. Supports custom delimiters and quoted fields with commas inside.

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Base64 Encode / Decode

Encode text to Base64 or decode Base64 strings back to plain text. Supports Unicode and URL-safe mode.

🔗

URL Encode / Decode

Percent-encode URLs and query strings or decode %XX sequences back to readable text instantly.

🔑

Password Generator

Generate strong, cryptographically secure random passwords. Customize length, symbols, and character sets.

📄

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, words, or HTML lists for design mockups.

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Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa. Includes live current timestamp.

🎨

Color Code Converter

Convert colors between HEX, RGB, and HSL formats instantly with a live preview and color picker.

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Token Counter

Estimate token count for ChatGPT, Claude, and Gemini. See how much of each model's context window you use.

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Prompt Templates

Browse and copy 30+ ready-to-use AI prompts for writing, coding, analysis, marketing, and more.

📈

Readability Checker

Check reading level with Flesch-Kincaid, Gunning Fog, grade level, and full text statistics.

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AI Text Cleaner

Remove AI filler phrases, fix em dashes, strip markdown, and clean up ChatGPT or Claude output.

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