Free Online Image Format Converter

Support JPG, PNG, WebP, GIF and more format conversions, batch processing, maintain image quality

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10+
Supported Formats
100%
Free to Use
High Quality
Format Conversion

Supported Format Conversions

Common image format conversion combinations

JPG
→
PNG

JPG to PNG, with transparency support

PNG
→
JPG

PNG to JPG, reduce file size

WebP
→
JPG

WebP to JPG, improve compatibility

GIF
→
PNG

GIF to PNG, preserve animation frames

HEIC
→
JPG

HEIC to JPG, Apple format conversion

BMP
→
PNG

BMP to PNG, optimize file size

Why Choose Our Format Converter?

Professional image format conversion technology providing you with the best conversion experience

🔄

Multiple Format Support

Support JPG, PNG, WebP, GIF, BMP, HEIC and 10+ mainstream image formats for mutual conversion.

⚡

Fast Conversion

Use advanced local processing technology to achieve fast format conversion and improve work efficiency.

🎯

High Quality Conversion

Use advanced image processing algorithms to ensure converted images maintain original clarity and color.

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Privacy Secure

All conversion processing is done in your browser. Images are not uploaded to servers, protecting privacy and security.

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Completely Free

No registration required, no payment needed. Use all conversion features permanently for free.

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Cross-Platform Compatible

Support Windows, Mac, Linux, iOS, Android and all operating systems and devices.

Image Format Conversion Explained

Learn about different image format characteristics and conversion advantages

JPG Format Features

JPG is the most commonly used image format, suitable for photos and complex images:

  • Relatively small file size, suitable for network transmission
  • Support lossy compression with adjustable image quality
  • Wide device and software compatibility
  • Does not support transparency and animation

PNG Format Advantages

PNG format supports transparent background, suitable for icons and design materials:

  • Support full transparency and semi-transparent effects
  • Lossless compression, maintaining perfect image quality
  • Support indexed color and true color modes
  • File size usually larger than JPG

WebP New Features

WebP is a next-generation image format developed by Google:

  • 25-35% smaller than JPG, 80% smaller than PNG
  • Support both lossy and lossless compression
  • Support transparency and animation features
  • Wide support from modern browsers

Conversion Use Cases

Format conversion recommendations for different scenarios:

  • Website Optimization: Convert to WebP format to improve loading speed
  • Design Work: Convert to PNG to maintain transparency effects
  • Social Sharing: Convert to JPG to reduce file size
  • Printing: Convert to high-quality lossless formats
  • Mobile Devices: Choose appropriate format based on compatibility

Frequently Asked Questions

Common questions about image format conversion

Will format conversion affect image quality?
This depends on the format combination being converted. Converting from lossless formats (like PNG) to lossy formats (like JPG) may result in slight quality loss. We provide quality setting options to help you find balance between file size and quality.
What image format conversions are supported?
Currently supports mutual conversion of mainstream formats including JPG, PNG, WebP, GIF, BMP, HEIC, TIFF. We continuously add support for new formats.
Are images uploaded to servers during conversion?
No! All format conversions are completed locally in your browser. Image files are not uploaded to our servers, completely protecting your privacy.
Will image dimensions change after conversion?
By default, converted images maintain the same dimensions. If you need to adjust dimensions, we also provide optional resizing functionality.