DeepL

• Neural machine translation with high accuracy between many language pairs
• Document translation (PDF, Word, PowerPoint, Excel) preserving formatting
• Glossary support for consistent terminology and custom translation rules
• Translation alternatives / suggestions with tone or formality options
• DeepL Write: writing assistance for style, grammar, fluency and rewriting
• DeepL Voice: real-time voice translation / conversation across languages
• API access for integrating translation into apps / workflows
• Integrations with CAT tools and enterprise localization systems
• Enterprise security, data privacy, encryption, and control of translated content
• Team and enterprise features: usage management, SSO, collaboration, large file capacities

DeepL is a leading Language AI platform designed to empower individuals, professionals, and organizations to communicate across languages with precision, security, and style. Its foundation rests on neural machine translation models trained on vast multilingual datasets and refined through rigorous testing, delivering translation quality that is often praised as more natural and accurate than many competitors. Users can translate text between dozens of languages, preserving nuance, tone, and meaning more reliably.

One of DeepL’s strengths is its ability to handle full documents with ease. Whether working with PDFs, Word, PowerPoint, or Excel files, DeepL maintains formatting, footnotes, and embedded content, making the transition smoother and reducing manual editing. For those who need consistent voice and style, DeepL’s glossaries allow custom translation rules so terminology remains consistent across documents and projects. DeepL Write complements translation with writing-refinement tools that improve grammar, fluency, tone, and clarity of original text. DeepL Voice adds real-time speech translation and conversation features, helping people converse naturally across language barriers.

For business and enterprise use, DeepL provides secure infrastructure, privacy controls, API access, and team management features. Sensitive content is handled with strict policies, data encryption, and optional settings to prevent storage of translated texts after processing. DeepL Pro plans bring additional capabilities such as unlimited translation volume, expanded file sizes, priority support, collaboration between team members, and integrations with CAT (Computer Assisted Translation) tools.

Since its launch in August 2017, DeepL has steadily grown to support more languages, offer more product tools, and serve users ranging from casual translators to professional localizers and businesses with high volumes of multilingual communication. DeepL is a reliable choice when accuracy, style, and privacy matter most in translation and language-based work.