画像を圧縮

Use the free online 画像を圧縮 tool. Fast, private and easy to use — runs entirely in your browser. Part of our 画像とメディア collection.

Drop an image here or click to select Everything runs in your browser — no upload happens.

Quality

Compress JPG, PNG and WebP images to a smaller file size without leaving your browser.

画像サイズ変更

Width Height

Change the width and height of any image to exact pixel dimensions.

Target

Convert images between WebP, JPG and PNG formats instantly.

Turn a JPG photo into a smaller, modern WebP file.

Convert a WebP image back to a widely-supported JPG file.

Shrink a PNG by converting it to an efficient WebP image.

Convert a transparent PNG into a compact JPG photo.

Rotate an image 90 degrees left or right as many times as you like.

Mirror an image horizontally or vertically.

Turn a colour photo into black and white in one click.

Give any photo a warm, vintage sepia tone.

Strength

Softly blur an image; higher strength gives a stronger effect.

Block size

Create a pixel-art or censored look with adjustable block size.

X Y Width Height

Crop a rectangular area from an image by position and size.

Encode an image as a Base64 data URL to embed directly in HTML or CSS.

Is the 画像を圧縮 free to use?

Yes. The 画像を圧縮 is completely free with no sign-up, no limits and no watermarks. You can use it as many times as you like.

Is the 画像を圧縮 safe and private?

Absolutely. The 画像を圧縮 runs entirely in your browser, so your data never leaves your device and nothing is uploaded to a server.

Do I need to install anything to use the 画像を圧縮?

No installation is needed. The 画像を圧縮 works instantly online in any modern browser on desktop, tablet or mobile.

Does the 画像を圧縮 work on mobile phones?

Yes. The 画像を圧縮 is fully responsive and works smoothly on iPhone, Android and any other device.