Yes! Convert999 works on any device with a web browser — iPhone, Android, iPad, or desktop. No app installation required. Simply open the converter, upload your CAB file, and download the converted RAR file.
Will I lose quality converting CAB to RAR?
Convert999 uses high-quality conversion algorithms to minimize quality loss. For lossless formats, the conversion is exact. For lossy formats like images and audio, we use optimized settings that balance quality and file size.
Can I batch convert multiple CAB files to RAR?
Yes, Convert999 supports batch conversion. Select or drag & drop multiple CAB files and convert them all to RAR format at once. Each file is processed locally in your browser.
What is the difference between CAB and RAR?
Cabinet Archive (CAB) and RAR Archive (RAR) differ in compression, compatibility, and features. CAB is optimized for its native use cases, while RAR may offer different advantages. Visit our CAB vs RAR comparison page for a detailed breakdown.
Why Convert CAB to RAR?
Advantages
✓RAR Archive offers better compatibility with modern applications and workflows
✓Converting is completely free with no file size limits on Convert999
✓Your files never leave your device — 100% private and secure conversion
✓Instant conversion without waiting for server processing
Key Differences
→CAB (Cabinet Archive) is optimized for its native use cases
→RAR (RAR Archive) may offer different compression or feature set
→Choose based on your target platform, quality needs, and file size requirements