Skip to main content
Convert999
Định dạngTất cả Chuyển đổiSo sánhTrường hợp sử dụngToolsBlog
Chuyển đổi
Convert999

Công cụ chuyển đổi file trực tuyến miễn phí hỗ trợ hơn 400 định dạng.

Sản phẩm

  • Tất cả Chuyển đổi
  • Định dạng
  • So sánh
  • Trường hợp sử dụng
  • Tools

Tài nguyên

  • Giới thiệu
  • Blog
  • Security
  • Glossary
  • Statistics
  • Changelog
  • Contact

Pháp lý

  • Chính sách Bảo mật
  • Điều khoản Dịch vụ

© 2026 Convert999. All rights reserved.

Made with for the web

HomeRA vs CAF
.ra
.caf

RA vs CAF

Compare RealAudio and Core Audio Format formats — understand the key differences and when to use each

Format Overview

RA

RealAudio

RealAudio (.ra) is a audio file format.

.raaudio

CAF

Core Audio Format

Core Audio Format (.caf) is a audio file format.

.cafaudio

RA vs CAF: Feature Comparison

FeatureRACAF
Full NameRealAudioCore Audio Format
File Extension.ra.caf
Categoryaudioaudio
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use RA vs CAF

Use RA when you need:

  • •Files in RealAudio format for maximum compatibility
  • •Industry-standard audio format support
  • •Wide software and platform compatibility

Use CAF when you need:

  • •Files in Core Audio Format format for specific workflows
  • •Optimized audio format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

RA CAFCAF RA
Chọn File

hoặc kéo thả file vào đây

Kích thước tối đa: 2GB

File của bạn được xử lý cục bộ trong trình duyệt. Không có gì được tải lên máy chủ.

Learn More About These Formats

RA Converter CAF Converter

Frequently Asked Questions

What is the difference between RA and CAF?
RA (RealAudio) and CAF (Core Audio Format) are both audio file formats. RA files use the .ra extension while CAF uses .caf. They differ in compression, quality, compatibility, and intended use cases.
Can I convert RA to CAF for free?
Yes! Convert999 lets you convert RA to CAF completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, RA or CAF?
It depends on your use case. RA (RealAudio) may be better for certain workflows, while CAF (Core Audio Format) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

RA Converter

Convert from RA

CAF Converter

Convert from CAF

File Tools

Compress, resize, merge

Convert to RA

All sources → RA

Convert to CAF

All sources → CAF

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNGPNGvsWEBPJPGvsWEBPSVGvsPNGHEICvsJPGBMPvsJPGTIFFvsJPGGIFvsPNG