Most translation tools convert text and stop there. DeepL trained its system on proprietary data—curated by thousands of language experts. The output quality reflects that work. Translations read less robotic. They sound more like actual human writing.
Text translation covers 100+ languages. You can also handle entire files. Drop in a PDF, Word doc, PowerPoint, or Excel sheet—it comes back translated. Voice translation works for meetings and conversations. DeepL Write helps refine text in your target language. There's also DeepL Agent (positioned as an AI coworker). It automates business tasks beyond translation work.
Custom glossaries support up to 30,000 entries in 16 languages. That matters for legal teams. Pharmaceutical companies need it too—terminology consistency can't slide. Over 200,000 businesses use DeepL. They process 70 million words monthly.
It integrates with Chrome, Microsoft products, Windows, Android, and iPhone. There's an API for custom connections. Enterprise features include SSO and security protocols. These meet compliance requirements for finance and healthcare sectors.
The free plan exists but has limits. A marketing manager coordinating campaigns across European markets would hit those caps fast. You'll need a paid plan for serious volume—or team collaboration features. The tone control feature adjusts formality levels. This prevents awkward translations when context shifts from casual to professional. File translation efficiency improved 86% for some users (according to their numbers).