A free, offline, all-in-one file converter for Windows built to feel premium.
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File Converter Pro is a free, fully offline Windows desktop application that converts documents, images, audio, and video, all from one polished tool, without a browser or uploading your files anywhere.
Built with Python and PySide6. Animated startup, system-aware dark/light theme, statistics dashboard, gamified achievements, multi-language support. Lightweight: ~225 MB when installed from the installer and ~219 MB when installed as a portable file.
Core philosophy: ship nothing until it runs perfectly on a clean machine, with zero preinstalled dependencies.
- All-in-one: documents, images, audio, video, batch supported
- 100% offline & private: no telemetry, no uploads, no internet required
- Statistics & achievements: animated dashboard and SQLite-backed gamification
- Automation: watch folders and scheduled tasks, runs as a background daemon
- Windows context menu: right-click any supported file → Convert with FCP
- Community i18n: drop a
.langJSON file to add a language, no code needed
Full feature list and detailed guides in the Wiki.
| Link | |
|---|---|
| Installer (recommended) | Latest Release → FileConverterPro_Setup_v1.0.7.exe |
| Portable | Latest Release → File_Converter_Pro_v1.0.7.zip |
| Official Website | file-converter-pro |
| Itch | hyacinthe-primus.itch.io/file-converter-pro |
Windows 10 / 11 (64-bit). No Python, no dependencies. Just run the installer.
System requirements, antivirus notes, and PowerShell one-liners are in the Wiki.
git clone https://github.com/Hyacinthe-primus/File_Converter_Pro.git
cd File_Converter_Pro
pip install -r requirements.txt
pip install -r requirements-dev.txt # Dev/Build dependencies
python src/main.pyFull developer docs in the For Developers wiki page.
File Converter Pro is and will remain completely free. If it saves you time, a voluntary donation is always appreciated and helps fund continued development.
The donation dialog is also accessible anytime from Left Tab → Support the project inside the app itself.
See CONTRIBUTING.md for translations, bug reports, code fixes, and feature proposals.
File Converter Pro is licensed under the GNU General Public License v3.0 (GPLv3).
See LICENSE.
© 2026 Prime Enterprises. All rights reserved.
