关于 filecompressor.app
免费、隐私、浏览器端运行的文件压缩工具。
filecompressor.app 于 2026 年上线，是一套免费在线文件压缩工具集。我们服务于每一个人 —— 学生、创作者、办公人员和开发者 —— 让你无需把文件上传到服务器即可缩小文件。每个压缩器都完全在你的浏览器中通过 WebAssembly 和 Web Workers 运行，因此文件永远不会离开你的设备。这意味着比上传式工具更强的隐私保护，无需注册、无水印、无文件大小限制。我们支持图片（JPG、PNG、WebP、AVIF、HEIC、GIF、SVG）、文档（PDF、DOCX、PPTX、XLSX、EPUB）、视频与音频（MP4、MOV、MP3）以及归档（ZIP、RAR），并提供目标尺寸压缩、批量处理和开发者 API。
我们的工具
图片与照片
- Image Compressor — Compress JPG, PNG, WebP images online for free.
- HEIC Compressor — Compress HEIC photos from iPhone online free.
- GIF Compressor — Shrink animated GIFs while keeping motion.
- SVG Compressor — Minify and optimize SVG files instantly.
文档与办公
- PDF Compressor — Reduce PDF file size without losing quality.
- JPG to PDF — Convert JPG and PNG images into a single PDF.
- DOCX Compressor — Compress Word documents, keep formatting.
- PowerPoint Compressor — Reduce PPTX size, keep all slides intact.
- Excel Compressor — Shrink XLSX files, preserve formulas.
- EPUB to PDF — Convert EPUB ebooks to PDF online.
视频与音频
- Video Compressor — Compress MP4, MOV, WebM video in your browser.
- MP3 Compressor — Compress MP3 and audio files online free.
归档与更多
- ZIP Reducer — Decrease ZIP file size with max compression.
- RAR Compressor — Make RAR files smaller by re-archiving as ZIP.
- File Folder Compressor — Compress a whole folder to a ZIP online free.
- Batch Compressor — Compress multiple files at once in parallel.
- Extreme File Compressor — Smallest possible file with aggressive settings.
- Lossless Compressor — Compress files with zero quality loss.
- HTML Compressor — Minify HTML — strip comments and whitespace.
- CSV Compressor — Compress CSV data files into ZIP losslessly.
- 3D File Compressor — Compress STL and GLB 3D models online free.
- Compression API — Compress files programmatically via HTTP API.
- File Compressor to 1MB — Compress files to under 1MB target size.
- File Compressor to 200KB — Compress files to under 200KB target size.
- File Compressor to 100KB — Compress files to under 100KB target size.
- File Compressor to 50KB — Compress images to under 50KB target size.
- File Compressor to 10MB — Compress files to under 10MB target size.
- File Compressor to 2MB — Compress files to under 2MB target size.
- File Compressor to 4MB — Compress files to under 4MB target size.
- File Compressor to 500KB — Compress files to under 500KB target size.
我们的使命
我们的使命是让文件压缩对每个人都免费、隐私且轻松。我们坚信，文件不应为了缩小而被迫离开你的设备，因此我们把每个工具都设计为在浏览器本地运行 —— 无上传、无追踪、无付费墙。我们承诺 filecompressor.app 永久免费，并随着新格式和新场景的出现持续扩展工具集。
filecompressor.app 于 2026 年上线。所有文件处理均通过 WebAssembly 和 Web Workers 在设备端完成 —— 不会将文件上传到任何服务器。最后更新：2026-07-27。