LAN Batch Image Converter

Client-side only: images are read, decoded, and converted locally in your browser. Nothing is uploaded to a server. Supports WebP / HEIC / HEIF / TIFF / AVIF to JPG / PNG / WebP.

1. Select files or a folder

Drop images here You can also select one file, multiple files, or an entire folder.
0Selected files
0Files to convert
0Completed
0Failed / skipped
Waiting for files...

2. Conversion settings

Current: 90. PNG is lossless and does not use this quality setting.
JPG does not support transparency. Transparent areas will be filled with this color.
Keep original folder structure
Skip when input and output formats are the same
Download multiple files as one ZIP
Local processing note
Images are not uploaded. This page only reads files you manually select via the browser File API, then converts them inside the current browser.