Convert RAR to GZ — Free Online Converter
Convert Roshal Archive (.rar) to Gzip Compressed Archive (.gz) online for free. Fast, secure archive conversion with no watermarks or registration.
安全传输
HTTPS 加密上传
隐私优先
文件处理后自动删除
无需注册
即刻开始转换
随处可用
任何浏览器，任何设备
如何转换
Upload your .rar file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .gz file when it's ready.
关于RAR转GZ
RAR is a proprietary archive format known for its solid compression, recovery records, and widespread use in file-sharing communities. GZ (Gzip) is the standard Unix single-file compression format using the DEFLATE algorithm, built into every Linux distribution, macOS system, and most web infrastructure as the default compression for HTTP content-encoding.
Converting RAR to GZ transforms a proprietary multi-file archive into Unix's standard compression format. This conversion is typical when integrating downloaded RAR files into Unix-based workflows, preparing files for web server delivery, or standardizing archives for systems that expect gzip input. Note that GZ compresses only a single stream — multi-file RAR archives produce a .tar.gz output.
为什么要将RAR转换为GZ？
Unix system administration, web development, and DevOps workflows are built around gzip. Web servers deliver content with Content-Encoding: gzip by default. Package managers, log rotation utilities (logrotate), and backup scripts all produce and consume .gz files. RAR files are foreign to these ecosystems — converting to GZ integrates the data into standard Unix tooling.
Gzip is also the most universally decompressible format on Unix-like systems. The `gunzip` command exists on every Linux, macOS, FreeBSD, and embedded Linux installation. No package installation is needed. This makes GZ ideal for distributing files to Unix environments where you cannot guarantee what archive tools are available.
常见使用场景
- Integrating RAR-downloaded files into Unix-based backup and archival workflows that use gzip
- Preparing compressed files for web server delivery using standard gzip content-encoding
- Converting RAR archives for use with log analysis tools that expect .gz compressed input
- Distributing files to minimal Linux environments where only gzip/gunzip is available
- Standardizing mixed archive collections to GZ format for consistent Unix tooling
工作原理
The RAR archive is extracted using unrar, decompressing all data streams and rebuilding the file hierarchy. For multi-file RAR archives, the extracted files are bundled into a tar archive to preserve directory structure, then the tar is compressed with gzip (producing a .tar.gz). For single-file RAR archives, the extracted file is directly gzip-compressed to produce a .gz output. DEFLATE compression uses a 32 KB sliding window with Huffman coding, operating at the standard compression level 6.
质量与性能
Fully lossless. Every file from the RAR archive is extracted in its original form and recompressed with gzip. No data is altered, lost, or truncated. The files contained in the output .gz (or .tar.gz) are byte-for-byte identical to those in the original RAR. The output will typically be 10-30% larger than the RAR due to DEFLATE's lower compression efficiency.
设备兼容性
| Device | RAR | GZ |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No | No |
获得最佳效果的技巧
- 1For multi-file RAR archives, expect .tar.gz output that preserves the complete directory structure
- 2If web serving is your goal, consider whether on-the-fly gzip compression (standard in nginx/Apache) would be more appropriate than pre-compressed files
- 3GZ files will be larger than the RAR source — if compression ratio is critical, consider 7Z or xz instead
- 4Use `gzip -t file.gz` to verify the output integrity before deleting original RAR files
- 5For bandwidth-sensitive transfers, the larger GZ size may negate the compatibility benefit — evaluate whether 7Z would be more appropriate for your use case
相关转换
RAR to GZ conversion transforms proprietary archives into the Unix standard. The output integrates seamlessly with web servers, package managers, and command-line tools on every Unix-like system.
RAR 与 GZ 对比
| 特性 | RAR | GZ |
|---|---|---|
| 全称 | RAR Archive | Gzip Compressed File |
| 扩展名 | .rar | .gz |
| 最适合 | Strong compression | DEFLATE compression |