Convert JPG → ICO
Free online JPG to ICO converter. Fast, secure, works in your browser.
ここにファイルをドラッグ＆ドロップ
またはクリックして参照 — 最大 100.0 MB
使い方
ファイルをアップロード
ファイルをドラッグ＆ドロップするか、クリックして参照。最大 100 MB のファイルに対応。
設定を調整
品質、解像度、その他の設定をニーズに合わせて調整。
結果をダウンロード
変換されたファイルは即座に準備完了。ダウンロードをクリックして保存。
Understanding JPG and ICO
What is JPG?
JPG (JPEG) is the most widely used image format for photographs and web images. It uses lossy compression to reduce file sizes while maintaining acceptable visual quality.
Full name: Joint Photographic Experts Group
Advantages
- Small file size
- Universal compatibility
- Great for photographs
- Adjustable compression
Limitations
- Lossy compression
- No transparency support
- Quality loss on re-saving
Best for: Photographs, web images, social media posts
What is ICO?
ICO is the standard format for icons on Windows systems and website favicons. It can contain multiple sizes and color depths in a single file.
Full name: Icon File Format
Advantages
- Multiple sizes in one file
- Standard for favicons
- Wide OS support
Limitations
- Limited to icons
- Small image dimensions
- Windows-centric
Best for: Website favicons, Windows application icons
よくある質問
Upload your JPG file using the drag & drop area above, and VUREX will automatically convert it to ICO format. Download your converted file instantly.
Yes, VUREX is completely free. No registration, no watermarks, no limits on file conversions.
Absolutely. Files are processed in your browser whenever possible. We never store your files on our servers.
You can upload files up to 100 MB. For most JPG files, this is more than enough.
Currently, VUREX supports single file conversion. Batch conversion is coming soon.