DropSpher File Converter

DropSpher is an all-in-one, offline-first file converter for Windows. Your files stay on your computer—no uploads, subscriptions, or cloud processing.

Image Suite: Convert and compress images, convert images to PDF, generate favicons, resize images, and remove metadata.

PDF Suite: Professionally convert PDF to DOCX while preserving formatting, fonts, tables, and multi-page layouts. Split, merge, compress, extract pages/text, and convert PDFs to images.

Video & Audio Suite: Compress video and audio, convert between formats, and extract audio from video files.

Plus developer tools and many more file utilities—all in one private desktop application.

One app. Your files. Your computer. No cloud required.