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Convert PNG to WEBP online — faster pages

Cut image weight on a portfolio or company site. WebP keeps transparency and is typically 25–35% smaller than PNG.

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ツールとラベルは日本語です。以下の参考情報は英語のままです。

PNG → WEBP converter

Runs entirely in this browser tab. Your file is never uploaded and nothing is stored.

PNGファイルをここにドロップ、またはクリックして選択

or — no sign-up required

このファイルの修正や作図に、CAD/BIM技術者が必要ですか？

Stuck on CAD or 3D file cleanup? Post a drafting role specifying the source format, target format and checks you need. Agree the scope before work starts.

製図者に依頼このプロジェクトを無料で掲載

手順

  1. 1Drop the PNG above.
  2. 2It is encoded as WebP with transparency preserved.
  3. 3Download it.

注意点

  • Every current browser supports WebP.
  • Keep the PNG for print work.
PNG — Portable Network Graphics

Lossless raster image with transparency.

WEBP — WebP image

Modern web raster format, typically 25–35% smaller than PNG.

よくある質問

Is transparency kept?

Yes — WebP supports an alpha channel, so cut-outs survive.

Will it help my site speed?

Usually, yes. Image weight is the most common cause of slow mobile pages on portfolio sites.

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