Convert Images to Any Format

PNG, JPG, WebP, GIF, BMP, HEIC — Convert instantly with zero quality loss.

Drop your images here

or click to browse

Supports: JPG, PNG, WebP, GIF, BMP, TIFF, HEIC, DNG, ZIP

Select a folder to convert all images inside

Conversion Settings

Output Format

Resize Image

Max Width

Aspect ratio will be maintained automatically.

Quality: 82% (82% = Optimal for WebP)

82% is visually lossless with best compression. Higher = larger files.

Converted Images

0 Images Converted

0% Avg. Size Reduction

0ms Avg. Conversion Time

How to Convert Image Formats Online

WebToolkitBox makes it extremely easy to convert image files without losing quality. Follow these simple steps:

Upload Images: Drag and drop your image files or click inside the upload box to select them from your device. You can upload multiple files at once for batch processing.

Select Output Format: Choose the target format you want to convert to (PNG, JPG/JPEG, WebP, GIF, or BMP).

Adjust Settings: Customize conversion settings such as the quality slider (for lossy formats like JPG/WebP) to optimize file sizes.

Download Files: Click the download button for individual converted images, or download all converted images at once in a single ZIP package.

Supported Image Formats

Our online format converter supports input files from almost all formats including standard WebP, PNG, JPEG, GIF, BMP, high-fidelity TIFF, and mobile Apple HEIC/HEIF pictures. All files are processed 100% locally inside your web browser, ensuring complete privacy.