A translation assistant that automatically translates clipboard text, optimized for PDFs and academic reading.
CopyTranslator is a desktop application that automatically translates text copied to your clipboard. It solves the problem of garbled translations from PDFs by intelligently removing extra line breaks and formatting issues, providing instant, readable translations to improve efficiency when reading foreign language documents.
Researchers, students, and professionals who frequently read academic papers, documentation, or any content in foreign languages and need quick, accurate translations without manual formatting cleanup.
Developers choose CopyTranslator for its seamless clipboard integration, specialized PDF text cleaning, and support for multiple translation engines including modern LLM-based AI services, all in a free, open-source, cross-platform desktop application.
🔠Foreign language reading and translation assistant based on copy and translate.
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Intelligently removes extra line breaks from copied PDF text, solving garbled translations common in academic papers as shown in the README comparison images.
Monitors clipboard and translates instantly upon copy, eliminating manual steps and speeding up translation workflows.
Integrates with LLM services like OpenAI and DeepSeek, offering smarter translations beyond traditional engines, with built-in free StepFun model.
Handles multiple text segments while preserving original formatting, useful for translating disjointed content from PDFs.
Relies on third-party translation services like Google and LLM APIs, which may have usage limits, costs, or require internet access.
Available only as a desktop app for Windows, macOS, and Linux, with no mobile or web version, reducing portability.
Setting up LLM translation requires managing API keys and vendors through a settings interface, which can be cumbersome for non-technical users.