QNapi is a Qt-based, multi-engine, multi-platform subtitle downloader.
QNapi is designed to automatically download and match subtitles to a specific movie file. Unlike similar programs, QNapi queries several different subtitle databases to find the best subtitles for your movie.
This is free and open source software. It hasn’t seen any significant development for some time.
Key Features
- Matching subtitles for specific movie file.
- Automatic matching the best subtitles.
- Select target subtitles format (SRT, mDVD, TMP, MPL2) as well as manual conversion.
- Select subtitles, when multiple matching has been found.
- Download subtitles in one of many supported languages.
- Directory scanning and batch subtitles download.
- Subtitles post-processing: change file encoding, set file permissions.
- Command-line interface.
- Internationalization support.
- Cross-platform support – runs under Linux, macOS, and Windows platforms.
Website: qnapi.github.io
Support: github.com/QNapi/qnapi
Developer: Piotr Krzemiński
License: GNU General Public License v2.0

QNapi is written in C++. Learn C++ with our recommended free books and free tutorials.
Related Software
| Subtitle Downloaders | |
|---|---|
| Subliminal | Library to search and download subtitles with a powerful CLI |
| OpenSubtitlesDownload | Find and download the right subtitles for your favourite videos |
| QNapi | Qt-based, multi-engine, multi-platform subtitle downloader |
| subdl | Command-line tool to download subtitles |
| lssub | Search and download subtitles |
| Subtitler | Electron-based tool to search and download subtitles |
| SubDownloader | Python tool for automatic download/upload of subtitles |
Read our verdict in the software roundup.
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