转换图片格式

几秒钟内将您的图片转换为 PNG、JPG、WEBP 等。

Drop an image to start

Drop files here or click to browse
Supports JPG, PNG, WebP, AVIF • Up to 50MB
Secure
Fast
Private

Supported Formats

We support all modern image formats for maximum compatibility.

JPG

Photos & Web

PNG

Transparent

WebP

Modern & Fast

AVIF

High Efficiency

BMP

Raw Bitmap

TIFF

Pro Workflow

High Quality

Advanced algorithms maintain excellent visual quality.

Lightning Fast

Process images in milliseconds directly in your browser.

100% Private

Files are processed locally and never uploaded to any server.

Responsive

Works perfectly on desktop, tablet, and mobile devices.

如何在线调整图片大小

1

Upload Image

Drag & drop your file or select from device.

2

Choose Settings

Select your desired options or presets.

3

Download

Get your processed image instantly.

为什么选择 Image-Resizer.net？

在线调整图片大小最快、最可靠的方法。

Lightning Fast

Process images instantly in your browser.

Secure & Private

Your files never leave your device.

High Quality

Best-in-class algorithms for perfect results.

Free Forever

No hidden costs or watermarks.

常见问题

Yes! Our image tool is 100% free to use with no hidden costs, daily limits, or watermarks.
We currently support JPG, PNG, WebP, AVIF, and TIFF formats for both import and export.
Absolutely. Your images are processed securely via HTTPS and are automatically deleted from our servers immediately after processing.
We use smart algorithms to optimize file size while maintaining excellent visual quality.
Yes, our tool is fully responsive and works perfectly on all devices including iPhones, iPads, and Android phones.

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Convert JPG to PNG

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Convert PNG to JPG

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Convert WebP

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Start Secure Conversion

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在线图片转换器 — 免费且快速 | Image Tools