JPG to PNG Converter - Free Batch Tool

Convert JPG to PNG online with transparency support. Batch convert multiple images. Fast, private, no uploads. Works offline in your browser.

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Frequently Asked Questions

PNG supports transparency and lossless compression, making it ideal for images that need transparent backgrounds, will be edited further, or when you need to preserve quality for design work.

No. Converting from JPG (lossy) to PNG (lossless) won't recover lost quality. PNG simply stores the existing image data without further compression. Quality can only degrade, never improve.

Use PNG for graphics, logos, screenshots, images with text, or when you need transparency. Use JPG for photos where file size matters more than perfect quality.

PNG files are typically 2-5x larger than JPG for photos due to lossless compression. For graphics and screenshots, PNG may actually be smaller than JPG at high quality settings.

This tool converts the format but doesn't remove backgrounds. To add transparency, you'll need a separate background removal tool or image editor after conversion.

Yes. Select multiple files when choosing images, or drag and drop multiple files. All conversions are processed in batch with a progress indicator showing completion status.

Yes. PNG's lossless compression prevents generation loss when saving multiple times. If you plan to edit an image repeatedly, convert to PNG first to preserve quality.

Yes. PNG supports 24-bit RGB color plus 8-bit alpha channel, which is more than sufficient to preserve all colors from a JPG image without any color loss.

Yes, completely safe. All conversions happen locally in your browser using JavaScript. Your images never leave your device, ensuring total privacy and security.

Yes. This tool doesn't modify your image rights, add watermarks, or claim ownership. Converted PNG files retain the same usage rights as your original JPG images.

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