Compress PNG

Compress PNG images with lossless or lossy compression while preserving transparency.

Compress PNG, JPG, WEBP or GIF with the best quality and compression.

or drop images here

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PNG is one of the most widely used 画像 formats, known for graphics with transparency, logos, screenshots, text-heavy 画像. PNG uses lossless compression and supports full transparency, making it ideal for logos and graphics. However, PNG files can still be larger than necessary for web, email, and mobile use. Our specialized PNG compressor analyzes each 画像 individually and applies format-specific optimization techniques that go beyond basic 品質 reduction. The engine considers color distribution, spatial detail, transparency channels, and content type to find the smallest possible ファイルサイズ at your chosen 品質 level. Whether you are optimizing PNG files for a website, preparing them for email, or reducing storage consumption, our tool delivers the best compression ratios available. アップロード single files or process entire batches — all compression runs locally in your browser for complete privacy. No signup, no watermarks, no limits.

方法 圧縮 PNG

1

画像をアップロード

Click "Select Files" or drag and drop your 画像 onto the upload area. アップロード single files or entire batches.

2

Adjust 圧縮ion Settings

Use the 品質 slider to set your preferred balance between 品質 and ファイルサイズ, or set a specific target ファイルサイズ.

3

圧縮 Your 画像

Click "圧縮" and the tool will process your 画像 in seconds using format-optimized algorithms.

4

結果をダウンロード

ダウンロード your compressed 画像 individually or as a ZIP file. View the size savings for each file.

なぜ 圧縮 PNG?

Reduce PNG ファイルサイズs by up to 80% なしで visible 品質 loss

Format-specific optimization tuned for PNG characteristics

Smart compression that adapts to each PNG 画像's content

Batch process hundreds of files simultaneously

圧縮 to specific target ファイルサイズs when needed

無料, browser-based, private — no server uploads

ユースケース

Optimizing PNG 画像 for faster website loadingReducing PNG ファイルサイズs for email attachments圧縮ing PNG photos for social media uploadsBatch processing PNG product 画像 for e-commerceArchiving PNG photo collections with reduced storagePreparing PNG files for mobile app and responsive web use

ベストプラクティス 圧縮 PNG

  • Use 品質 70-80% for web PNG 画像 — the 品質 difference is invisible

  • Preserve transparency when compressing PNG with alpha channels

  • リサイズ oversized PNG 画像 before compressing for even better results

  • Test compression on a sample PNG file before batch processing

  • Use the target-size option when PNG files must meet specific limits

FAQ