Guides

Clear, practical notes for better files and text.

A practical way to meet a 100KB upload limit while protecting useful detail.

Choose the right image format for photos, graphics, transparency, and the web.

Understand downscaling, upscaling, aspect ratio, and export quality.

What local processing protects, what it does not, and what to check before using a tool.

Know which count matters for forms, articles, translations, and Korean text.