Convert ICO to PNG — Lossless, With Transparency
Convert ICO to PNG online for a lossless image that keeps transparency. No software to install. Preview one free or batch-convert with Premium.
Drop your ICO file or click to browse
Why convert ICO to PNG?
- PNG is supported far more widely than ICO, so the file is easier to open, share and upload.
- Transparent areas stay transparent: PNG supports smooth, partial transparency just like ICO.
- PNG is made for screenshots, logos, text graphics and cut-outs.
What to expect when converting ICO to PNG
- Your original ICO file isn’t changed: you download a new PNG copy.
- The PNG keeps the pixel dimensions of your ICO.
ICO vs PNG
| 機能 | ICO | PNG |
|---|---|---|
| 氏名 | Windows Icon | Portable Network Graphics |
| Origin | Created by Microsoft for Windows icons | Published as a W3C standard in 1996 |
| 圧縮 | Lossless images at several sizes | Lossless |
| Transparency | Yes — smooth, partial transparency | Yes — smooth, partial transparency |
| アニメーション | いいえ | いいえ |
| 色 | Full colour with transparency | Up to 16 bits per channel |
| Where it opens | Browsers (as favicon.ico), Windows and icon editors | All browsers, phones, computers and image editors |
| こんな方に最適 | website favicons and Windows app or shortcut icons | screenshots, logos, text graphics and cut-outs |
| Main drawback | icons are square and at most 256 × 256 pixels | large files for photographs |
In short: choose ICO for website favicons and Windows app or shortcut icons; choose PNG for screenshots, logos, text graphics and cut-outs.
Frequently asked questions
- How do I convert ICO to PNG?
- Upload your ICO file above. It is converted to PNG automatically (change the output format or quality in the Settings tab if you need to), then click Download. There is nothing to install.
- Does converting ICO to PNG lose quality?
- No. Both formats are lossless, so every pixel is kept exactly.
- Will the PNG keep the transparent background?
- Yes. PNG supports smooth, partial transparency, so transparent areas stay transparent.
- ICO or PNG: which should I use?
- Use ICO for website favicons and Windows app or shortcut icons. Use PNG for screenshots, logos, text graphics and cut-outs. Keep in mind the main drawback of PNG: large files for photographs.
- What is a ICO file?
- An ICO file bundles one picture at several sizes, from 16 to 256 pixels, so browsers and Windows can pick the sharpest version for a tab, bookmark or desktop shortcut.
- Is the ICO to PNG converter free?
- Yes. Convert, preview and download a single result without creating an account. Premium adds batch conversion (many files into one ZIP) and larger uploads.
ICO to PNG でできること
始める前に、主な機能を確認してください。
- Convert ICO files to PNG online
- Keep every pixel with lossless PNG output
- Switch to any other output format in Settings
- Batch-convert many ICO files into one ZIP
- Preview the result before you download
設定リファレンス
5 設定
ICO to PNG で使用可能なコントロール。
設定
- 出力形式ドロップダウン
- Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.オプション: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
- 品質スライダーレンジ: 20–100 · デフォルト: 90
- For JPG, WebP, AVIF and image-to-PDF output: higher keeps more detail but makes a bigger file; 60–80 suits most photos. Documents (Publisher, XPS, EPS…) become PDFs with every page and sharp text, with no quality setting.
- ロスレスモードオン/オフ
- For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
- 背景の塗りつぶしカラーピッカー
- For JPG, BMP and image-to-PDF output, which can’t store transparency: the colour that fills transparent areas (white by default).
モード
- 単一ファイル / バッチドロップダウン
- 共有設定を使用して 1 つのファイルまたはバッチを処理します。バッチ結果は 1 つの ZIP としてダウンロードされます。オプション: 単一ファイル一括処理
無料で利用可能 · 登録不要 · 透かしなしアップロードは転送中に暗号化されます保持ポリシーに基づいて削除されました
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変換結果を一つずつ確認
すべての写真はスラッシュをそのまま通過し、反対側が完成して出てきます。
