Image Format Converter

Convert between multiple image formats, local processing for privacy

🌍 Used by 50,000+ users ⭐ 4.9/5 rating 🔒 100% Private 🚫 No Ads, No Signup
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100% Free & Private
No ads, no signup, no watermark. Everything runs locally in your browser. Your data never leaves your device.
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Batch Conversion
Upload multiple images at once, batch convert to target format
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Quality Settings
Adjust output quality, balance image quality and file size
Instant Download
Download immediately after conversion, no waiting
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Drag images here, or click to select files
Supports PNG, JPG, JPEG, WebP, GIF, BMP formats
Convert to
Image Quality
90%

About Image Format Converter

Convert images between various file formats online. Supports common image format conversions. All conversion operations are done locally in the browser, no need to upload to servers, protecting your privacy.

Supported Formats

PNG JPEG WebP GIF BMP ICO
⚠️ There may be compatibility issues on mobile device browsers. It is recommended to use a desktop browser for conversion.

Instructions

  1. Select image files:
    • Drag files into the dashed box
    • Click the "Select Images" button
  2. Select target format: Click the target format button
  3. Adjust quality (optional): JPEG and WebP formats support quality adjustment
  4. Start conversion: Click the "Start Convert" button
  5. Download results: Download individually or download all as a package

FAQ

What formats are supported?
Supports conversion between JPG, PNG, WebP, GIF, BMP, ICO formats, covering the most common image formats in daily use.
What are the advantages of WebP format?
WebP is a format developed by Google. At the same quality, the file size is about 30% smaller than JPG, making it ideal for web use and significantly improving website loading speed.
Will conversion cause quality loss?
JPG/WebP are lossy formats with slight quality loss, while PNG/BMP are lossless formats with no quality loss. You can adjust the quality slider to balance image quality and file size.
Can I convert animated GIFs to other formats?
Yes, but only the first frame is retained when converting to static formats. If you need to preserve the animation effect, it is recommended to keep the GIF format or convert to WebP format that supports animation.
Will images be uploaded to the server?
No, all conversions are done locally in your browser. Images are never uploaded to any server, completely protecting your privacy.
Is this tool really free with no ads?
Yes, 100% free with no ads, no registration, no watermark, and no usage limits. All processing happens locally in your browser — your data is never uploaded to any server.