Free · No Upload · Instant

Convert Image Online Free

Convert JPG to PNG, PNG to WebP, WebP to JPG and more. Batch convert multiple images at once. All processing in your browser — 100% private.

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Drop images here to convert

or click to browse · JPG, PNG, WebP, GIF · Multiple files supported

85%

Image Format Comparison

JPEG / JPG

Best for photos. Small file size but lossy. Not ideal for text or logos.

PNG

Lossless. Supports transparency. Larger files. Best for logos, screenshots.

WebP

Modern format by Google. 25–35% smaller than JPEG. Supports transparency.

BMP

Uncompressed Windows bitmap. Very large files. Maximum compatibility with old software.

GIF

Limited to 256 colors. Supports animation and transparency. Best for simple graphics.

TIFF

Professional print format. Lossless, very large files. Used in photography and publishing.

When Should You Convert Images?

Convert to WebP when optimizing for web — you get the smallest file sizes with great quality. Convert to PNG when you need transparency or lossless quality for editing. Convert to JPEG for maximum compatibility with older software and devices.

Frequently Asked Questions

Which image format is best for my needs?▸
Use JPEG for photos (smallest file size), PNG for images needing transparency or lossless quality, and WebP for modern web use (25-35% smaller than JPEG). All conversions happen client-side in your browser for complete privacy.
What is the difference between JPG, PNG, and WebP?▸
JPG uses lossy compression ideal for photographs. PNG is lossless and supports transparency, best for logos and screenshots. WebP is a modern format by Google offering superior compression with transparency support. Our tool converts between all these formats locally in your browser.
Does converting between formats lose quality?▸
Converting to lossy formats like JPEG or WebP involves some quality reduction, which you can control with the quality slider. Converting to PNG is lossless. All processing happens client-side, so your images never leave your device.
Can I convert multiple images at once?▸
Yes, batch conversion is fully supported. Upload multiple files, choose your target format, and convert them all at once. Download individually or as a ZIP file. Everything runs in your browser with no server upload.
Is the image converter completely free?▸
Yes, QuickImg is 100% free with no limits, no watermarks, and no signup required. Since all processing happens client-side in your browser, there are no server costs, which allows us to offer the tool completely free.
📖 Related Guide
PNG vs JPG vs WebP: Which Format Should You Use? →
📖 Read: Best Image Format for Web in 2026
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