Frequently asked questions

Your files and data are processed locally in your browser and are never uploaded.

A lightweight private workflow for quick one-off tasks and repeatable everyday work.

  1. 1

    Preview the result in Local Toolbox and fine-tune the settings before saving it.

    Choose dimensions and quality that match your intended output, then preview the exported image.

  2. 2

    Enter the required values and review each setting before processing.

    Choose the transparency and background settings that suit the intended output.

  3. 3

    Preview the result in Local Toolbox and fine-tune the settings before saving it.

    Preview the result in Local Toolbox and fine-tune the settings before saving it.

  4. 4

    Process multiple items in one batch and review each output before downloading.

    Choose dimensions and quality that match your intended output, then preview the exported image.

Enter the required values and review each setting before processing.

If processing fails, verify the input format and limits, then try again with a valid file or value.

Enter or choose the source, review the available options, and verify the output before saving.

Preserve the aspect ratio to avoid stretching or distortion.

Choose the transparency and background settings that suit the intended output.

Choose the transparency and background settings that suit the intended output.

Keep the original source unchanged and save the processed output as a new file.

If processing fails, verify the input format and limits, then try again with a valid file or value.

Frequently asked questions

Your files and data are processed locally in your browser and are never uploaded.

Your files and data are processed locally in your browser and are never uploaded.

Why should I use Local Toolbox?

Preserve the aspect ratio to avoid stretching or distortion.

How does Local Toolbox handle this situation?

Choose the transparency and background settings that suit the intended output.

How does Local Toolbox handle this situation?

Keep the original source unchanged and save the processed output as a new file.

How does Local Toolbox handle this situation?

Key features