H5Kit

Batch Image Processing

Resize, convert and compress multiple images at once in your browser. Files never leave your device.

About this tool

Process a group of images with the same settings, then download the results as a ZIP file. Everything runs locally in your browser.

How to use

  1. Select or drag multiple images
  2. Choose the output format, quality and optional size
  3. Start processing and download the ZIP

FAQ

Are my images uploaded?

No. All processing happens locally in your browser.

Which formats are supported?

JPG, PNG and WebP are supported for input and output.

Can I use an iPhone HEIC or HEIF photo?

Yes. HEIC and HEIF photos are decoded locally in supported modern browsers and exported as JPG, PNG or WebP.

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