免费在线工具

Download videos, images, and media from TikTok, YouTube, Instagram, Facebook, X, Pinterest, and RuTube. Paste a public URL and save the formats available for your link.

• TikTok下载器
  从公共链接下载TikTok视频、音乐和相册。Downloader
• YouTube下载器
  查找YouTube视频质量和音频选项，然后下载。Downloader
• Instagram下载器
  Download Instagram videos, Reels, Stories, and photo posts from public links. Find all available formats for your Instagram URL.Downloader
• Facebook下载器
  Download Facebook videos and Reels from public links. Find available formats for your Facebook video URL.Downloader
• X / Twitter下载器
  Download videos and images from X (Twitter) posts using public links. Find all available formats.Downloader
• Pinterest下载器
  Download Pinterest videos and images from public pins. Find all available formats.Downloader
• RuTube下载器
  Download RuTube videos from public links. Find available formats and qualities.Downloader
• YouTube视频搜索
  Search YouTube videos directly. Find videos and get download links for available qualities.Downloader

Compress, resize, and convert images between JPG, PNG, and WebP formats. All processing happens locally in your browser—no uploads required.

• 图片压缩器
  Compress JPG, PNG, and WebP images while maintaining visual quality. Reduce file size significantly with smart compression.Image Tools
• 图片尺寸调整
  Resize images to exact pixel dimensions. Maintain aspect ratio or set custom width and height.Image Tools
• JPG转PNG
  Convert JPG/JPEG images to PNG format with transparent background support.Image Tools
• PNG转JPG
  Convert PNG images to JPG format with adjustable quality.Image Tools
• WebP转JPG
  Convert WebP images to widely-supported JPG format.Image Tools

Merge, split, compress, and convert PDF documents. Combine multiple files, extract pages, reduce file size, or render pages as JPG images—all in your browser.

• PDF压缩器
  Reduce PDF file size while maintaining readability. Smart compression for documents.PDF Tools
• 合并PDF
  Combine multiple PDF documents into a single file. Reorder pages by dragging.PDF Tools
• 拆分PDF
  Extract specific pages from a PDF document. Split by range or individual pages.PDF Tools
• PDF转JPG
  Convert PDF pages to JPG images. Download individual pages or all pages.PDF Tools

Count words and characters, and convert text case instantly. Useful for writers, students, and anyone working with text content.

• 字数统计
  Count words, characters, sentences, and paragraphs in any text. Essential for writers and editors.Text Tools
• 字符计数器
  Count characters, words, and lines in text. Useful for social media and character limits.Text Tools
• 大小写转换器
  Convert text between lowercase, UPPERCASE, Title Case, and Sentence case.Text Tools

Format JSON, encode and decode Base64, test regular expressions, and generate UUIDs. Quick utilities for everyday development tasks.

• JSON格式化工具
  Format, validate, and beautify JSON data. Minify or prettify with one click.Developer Tools
• Base64编码/解码
  Encode text to Base64 or decode Base64 strings back to text.Developer Tools
• UUID生成器
  Generate random UUIDs (Universally Unique Identifiers). Useful for development and databases.Developer Tools
• 正则表达式测试
  Test regular expressions against text. See matches highlighted in real time.Developer Tools

Generate QR codes, secure passwords, and barcodes instantly. Create ready-to-use codes and values without any software installation.

• 二维码生成器
  Generate QR codes from text, URLs, or any data. Download as PNG image.Generators
• 密码生成器
  Generate secure random passwords with customizable length and character types.Generators
• 条形码生成器
  Generate barcodes in CODE128, CODE39, EAN-13, or ITF-14 format. Download as PNG.Generators

Identify songs by uploading an audio clip, or search for lyrics by title and artist. Powered by the Shazam recognition and lyrics database.

• Shazam歌曲识别
  Identify any song by uploading an audio clip. Get the song title, artist, and album information powered by Shazam recognition.Music Tools
• 歌词搜索
  Find song lyrics by entering the title and artist name. Search millions of lyrics in a clean, ad-free format.Music Tools