Free Online Image Format Converter

Convert PNG, JPG, WebP, and GIF images to any format. Everything runs in your browser — no uploads, no registration, completely free.

Drop images here or click to select files

Supports PNG, JPG, WebP, GIF

About Our Image Converter

Our free online image converter lets you change image formats instantly without uploading anything to a server. Whether you need to convert PNG to JPG for smaller file sizes, switch to WebP for better web performance, or create GIFs from static images, our browser-based tool handles it all.

All processing happens locally in your browser using the HTML5 Canvas API. Your files are never transmitted to any remote server, making this tool safe for sensitive documents, personal photos, and confidential screenshots. There is no registration required, no usage limit, and no watermark added to your images.

Supported Formats Explained

PNG (Portable Network Graphics) is a lossless format that preserves every pixel perfectly. It supports full alpha channel transparency, making it ideal for logos, icons, user interface elements, and graphics with clear backgrounds. The main downside of PNG is larger file sizes, especially for photographs with many colors.

JPG / JPEG (Joint Photographic Experts Group) uses lossy compression to dramatically reduce file sizes. It has been the standard format for photographs since the early 1990s and is universally supported across every browser, device, and image editing application. JPG does not support transparency — transparent areas are filled with white.

WebP is Google's modern image format that combines the best aspects of PNG and JPG. It offers superior compression (typically 25-35% smaller than equivalent JPG or PNG files), supports transparency, and even handles animation. All modern browsers now support WebP, making it the ideal format for web use.

GIF (Graphics Interchange Format) is best known for simple animations and memes. It is limited to 256 colors, which makes it poorly suited for photographs but suitable for simple graphics with flat colors. When converting static images to GIF, the result will be a single-frame GIF.

When to Convert Between Formats

PNG to JPG: Convert when you need smaller file sizes for photographs and don't require transparency. This is one of the most common conversions and typically reduces file sizes by 50-80%.

JPG to PNG: Convert when you need lossless quality, plan to edit the image further, or need to preserve sharp edges in text and graphics. Note that converting a lossy JPG to PNG will not restore lost quality.

Any format to WebP: Convert when optimizing images for websites. WebP delivers the best compression with minimal quality loss and is now supported by all modern browsers.

PNG to WebP: The best way to keep transparency while dramatically reducing file size. WebP with transparency is typically 30% smaller than equivalent PNG files.

Common Use Cases

  • Web development: Convert legacy PNG and JPG assets to WebP for faster loading times.
  • Social media: Convert images to platform-preferred formats for optimal display.
  • Email marketing: Convert large PNG banners to compressed JPG for smaller email sizes.
  • Print preparation: Ensure images are in universally supported formats before sending to print services.
  • App development: Convert assets to the specific formats required by iOS, Android, or web frameworks.
  • Archiving: Standardize image collections to a single format for easier management.

Batch Conversion

Our converter supports processing multiple images at once. Upload an entire folder of mixed formats and convert them all to your target format with a single click. Each converted image preserves the original filename with the new extension, making organization simple.

Related Articles

Frequently Asked Questions

Will conversion reduce image quality?

Converting from PNG to JPG or WebP involves compression and may reduce quality slightly. Converting between lossless formats like PNG to PNG preserves full quality. Converting JPG to PNG will not restore quality lost during the original JPG compression.

Do you support transparency?

PNG and WebP support full transparency. JPG does not support transparency and will fill transparent areas with white. GIF supports 1-bit transparency (fully opaque or fully transparent).

How many files can I convert at once?

We recommend batches under 50 files for the best experience, though the tool handles larger batches as well. Performance depends on your device's capabilities since all processing is local.

Are my images uploaded to your server?

No. All conversion happens locally in your browser using JavaScript and the Canvas API. Your files never leave your device.

Can I convert GIFs to static images?

Yes, GIF to PNG or JPG conversion extracts the first frame as a static image. Animated GIFs will lose animation when converted to static formats.

Is there a file size limit?

We recommend images under 10MB for best performance. Larger files may take longer to process depending on your device memory and CPU speed.

What quality setting is used for JPG and WebP output?

Our converter uses 92% quality for JPG and WebP output, providing an excellent balance between file size and visual fidelity.

Can I use converted images commercially?

Yes, there are no restrictions on how you use the converted images. You retain full ownership and rights to your files.

Does the converter work on mobile devices?

Yes, the converter works on any device with a modern web browser, including smartphones and tablets. The interface is fully responsive.

Will metadata (EXIF) be preserved?

Basic conversion through Canvas API does not preserve EXIF metadata. If you need to preserve metadata, use specialized desktop software.