TOP40

Download YouTube videos for free

Easily download YouTube videos and choose your preferred format and resolution.

online screen recording

Record window content (browser or application windows) without any third‑party client — entirely local, simple and easy to use!

PDF to DOCX

🔥 Hot Used:5.9K Free

PDF to DOCX online tool, quickly convert PDF files into editable Word documents (DOCX)

DOC to PDF

🔥 Hot Used:2.9K Free

DOC to PDF online tool that can convert Word documents (DOC/DOCX/DOT/DOTX) to PDF format while preserving the original layout and formatting.

HTML to DOCX

🔥 Hot Used:2.2K Free

Online HTML-to-DOCX tool that can convert web page content or HTML files into editable Word documents (DOCX), preserving text and layout formatting.

PDF to PPTX

🔥 Hot Used:1.8K Free

PDF to PPTX online tool for quickly converting PDF files into editable PowerPoint slides (PPTX)

PDF to Image

🔥 Hot Used:1.5K Free

PDF to Image online tool that converts PDFs into high-quality images (PNG, JPG) while keeping the content unchanged.

Online URL encoder and decoder

🔥 Hot Used:1.3K Free

Online URL encoding/decoding tool: convert website URLs and URL-encoded strings (UrlEncode) back and forth.

DOC to HTML

🔥 Hot Used:1.2K Free

DOC to HTML online tool that converts Word documents (DOC/DOCX/DOT/DOTX) into web-compatible HTML format while preserving the original formatting and content.

PPT to PDF

🔥 Hot Used:1.2K Free

PPT to PDF online tool that converts PowerPoint slides (PPT/PPTX) to PDF files while preserving the original layout and content formatting.

DOC to MD

🔥 Hot Used:1.1K Free

An online DOC-to-MD tool that quickly converts Word documents (DOC/DOCX/DOT/DOTX) to Markdown (MD) format while preserving text content and basic formatting.

PPT to Image

🔥 Hot Used:789 Free

An online PPT-to-Image tool that converts PowerPoint slides (PPT/PPTX) into high-quality image formats (such as PNG, JPG) while preserving the original content and layout

DOC to TXT

🔥 Hot Used:684 Free

Online DOC to TXT tool that converts Word documents (DOC/DOCX/DOT/DOTX) to plain text (TXT) while preserving the text content.

DOC to DOCX

🔥 Hot Used:231 Free

The DOC to DOCX tool is used to convert legacy Word documents (.doc, Word 97–2003 format) into newer Word documents (.docx, Office Open XML format).

DOC to Image

🔥 Hot Used:207 Free

DOC to Image online tool that converts Word documents (DOC/DOCX) into a set of high-quality images while preserving text and layout.

Online metronome

🔥 Hot Used:123 Free

An online metronome is a simple, practical music-practice tool that produces a steady beat to help learners maintain an accurate sense of rhythm. Whether for instrument practice, vocal training, or dance rehearsal, it helps you master precise timing. This tool is completely free to use, supports multiple time signatures, lets you adjust the tempo (BPM), and offers a variety of beat sound options.

Sensitive word detection and filtering

Used:278 Free

Online sensitive-word checking and filtering: detect whether text contains prohibited or sensitive terms, with one-click sanitization to replace such words with "*" (customizable), producing clean and appropriate text.

Regular Expression Syntax Quick Reference

Used:5.7K Free

Provide the basic syntax of regular expressions and some commonly used regex patterns, for example: username, password, mobile phone number, email address, HTML tags, etc.

Development package management, domestic mirrors

Used:4.8K Free

Provide domestic mirror URLs for Pip, Composer, NPM, Gem, and Maven to facilitate lookup and speed up installations.

Comprehensive Guide to Common Linux Commands

Used:5.3K Free

Comprehensive list of commonly used Linux commands, Tip: Press Ctrl+F to quickly find Linux commands (click headings to collapse/expand)

Size chart

Used:4.9K Free

Provide common size conversion charts, including standard size comparisons for women's clothing, women's shoes, women's socks, children's shoes, men's clothing, rings, and other standard sizes.

Complete list of special symbols

Used:4.3K Free

Displays some special symbols that can be copied and used for convenience. Symbols include: zodiac symbols, smiley symbols, special symbols, numbered indices, mathematical symbols, heart symbols, dot/bullet symbols, positional symbols, currency symbols, header symbols, emblem/pattern symbols, Latin letters, Cyrillic letters, pinyin, text characters, language characters, tabulation characters, diacritical marks, and emoticons.

Complete list of HTTP request headers

Used:4.3K Free

Display HTTP header information, including four parts: general headers, request headers, response headers, and entity headers.

Blood Type Inheritance Chart

Used:4.2K Free

Blood type inheritance chart, learn the relevant rules and key points of blood type inheritance

Keyboard code value table

Used:4.1K Free

Quickly get key codes for Windows and macOS keyboards

List of national capitals

Used:4.0K Free

Provide a country-capital list in both Chinese and English.

Periodic table of chemical elements

Used:2.8K Free

Periodic table of chemical elements, including English, Chinese, pronunciations, etc.

HTTP status codes

Used:2.8K Free

Display all HTTP status codes for easy reference.

Frequently used phone numbers

Used:2.4K Free

Collect commonly used phone numbers for daily life, for example: road traffic accident emergency — 122; forest fire alarm — 95119; etc.

Content-Type reference table

Used:2.3K Free

HTTP Mime-Type reference table : Content-Type (MIME type) File extension Tip: Ctrl+F to quickly find MIME types

Display of HTML escape characters

Used:1.9K Free

Display the escaped results of special characters on the webpage.

pdf to xlsx

Used:1.8K Free

Online PDF to XLSX — convert PDF files to XLS or XLSX format.

Convert a numeric amount into Chinese uppercase (capital) numerals

Used:1.8K Free

Online conversion of numeric money amounts to uppercase Chinese characters: convert numeric RMB amounts into written Chinese amounts, e.g.: 100.1 -> 壹佰元壹角

HTML to PDF

Used:1.7K Free

Online HTML-to-PDF tool that can convert webpage content or HTML files into PDF documents while preserving text, images, and layout.

ASCII code table

Used:1.3K Free

Online ASCII code reference table for easy lookup

HTML Online Formatter (Minify)

Used:1.0K Free

Online HTML formatting (and compression) allows you to format a specified block of HTML code; the formatted HTML becomes easier to read and analyze. This tool provides several formatting options to flexibly format HTML code.

JSON Online Formatter (Compress)

Used:1.0K Free

Online JSON formatting (and compression) tool that can format a given JSON string; the formatted JSON is easier to read and analyze, and it also supports JSON filtering and querying.

Convert simplified Chinese to traditional Chinese

Used:1.0K Free

Online Simplified-to-Traditional converter, offering two-way conversion between simplified and traditional Chinese characters (automatically detects whether the text is simplified or traditional). For example: "我爱我的祖国" => "我愛我的祖國"

Convert image to ICO

Used:964 Free

Online image to ICO — convert images (PNG, JPEG) to ICO format while keeping the image dimensions and file size unchanged.

Markdown to HTML

Used:821 Free

MD-to-HTML online tool that can convert Markdown files (MD) into web-compatible HTML format while preserving text content and basic formatting.

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