dTran

denb · 2026-10-09

Fast, lightweight desktop translator for Windows with WinUI 3, Google/Yandex engines, OCR, TTS, and system tray support

dTran is a fast, native Windows desktop translator that lives in your system tray. Highlight text in any application, press a global hotkey, read the translation in an instant popup window, and optionally replace the original selection in-place.

Features

Google Translate & Yandex Translate: Instant translation powered by dual web engines with automatic language detection.
Popup-First Workflow: Stays unobtrusively in the system tray; press a hotkey or click the tray icon to open the lightweight popup.
Translate Selected (Ctrl+Alt+T): Captures highlighted text in any active window (browsers, editors, documents) via UI Automation and clipboard fallback.
Replace Selected Text: Translates and replaces the selected text directly inside the target application, safely restoring your clipboard afterwards.
Screen OCR (Ctrl+Alt+O): Snip any portion of the screen to recognize text using native Windows.Media.Ocr and immediately translate it.
Text-to-Speech (TTS): Clear audio pronunciation with automatic language detection and sequential streaming.

Side-by-Side Comparison: Compare Google and Yandex translations in a single view with one click.
Translation History: Fast, searchable disk-backed history buffer with instant copy and re-insert capabilities.
Bilingual UI: Fully localized in English and Russian with instant runtime switching.
Start with Windows: Integrated with native Windows Startup Tasks and synchronized with Windows Task Manager.
Modern Windows 11 UI: Built with WinUI 3 and Fluent Design, automatically matching system Light/Dark appearance.
Ultralight Memory Footprint: Consumes only ~9–15 MB of memory in the background.