DeepL

DeepL is widely regarded as the most accurate machine translation tool available, particularly for European languages. Its AI neural networks produce natural-sounding translations that consistently outperform Google Translate in blind quality tests. DeepL supports 30+ languages and handles text, full documents (PDFs, Word, PowerPoint), and entire websites while preserving formatting.

Beyond translation, DeepL Write is an AI writing assistant that helps improve tone, style, and clarity in your text — making it useful even when you're writing in your native language. The platform offers browser extensions for instant webpage translation, desktop apps, and a developer API. Business features include custom glossaries for consistent terminology and team management tools.