
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
DeepL records 95,110,871 monthly visits with -1.7% month-over-month growth and Freemium pricing. Linguix records 227,398 monthly visits with -4.5% growth and Freemium pricing.

AI grammar checker and writing assistant for teams and professionals
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | deepl.com | linguix.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 95.11M (95,110,871) | 227.4K (227,398) |
| MoM Traffic Delta | -1.66M (-1.7%) | -10.64K (-4.5%) |
| Primary Market & Share | 🇩🇪 Germany (15.8%) | 🇺🇸 United States (14.2%) |
| Direct Visits / mo | 60.38M | 126.08K |
| User Rating | 4.7 | 4.1 |
| Supported Platforms | Website | Website |

Enterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
Translates whole PDF, Word (.docx), PowerPoint (.pptx), Excel (.xlsx), and HTML files up to 30 MB (Individual/Team) or 100 MB (Business/Enterprise) while keeping original fonts, tables, slides, and visual formatting intact.
Ensures consistent brand and technical terminology across language pairs using CSV-importable shared glossaries, automated glossary generation, shared style rule lists, and translation memory.
Enhances original drafts and translated copy with real-time sentence rewrites, word alternatives, and one-click tone adjustments (e.g., Business, Academic, Casual, Diplomatic) via browser, desktop, and Microsoft 365/Google Workspace add-ins.
Provides real-time spoken language translation and live multilingual captions for video conferences and mobile in-person dialogues, with 30 minutes per user per month included in paid DeepL Pro plans.

AI grammar checker and writing assistant for teams and professionals
Detects and corrects writing issues in English, French, German, Spanish, Portuguese, Italian, and Polish across any site.
Rewrite, shorten, or expand sentences and score text quality based on complexity, sentence length, and passive voice.
Enforce company terminology and expand short commands into reusable templates to speed up repetitive writing.
Track error counts, readability, and writing activity per team member with periodic email reports.

OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
SpecialistAnthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
SpecialistAnthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.

Offers superior cross-platform integrations and tone suggestions, but comes with a significantly higher subscription price.
Offers superior cross-platform integrations and tone suggestions, but comes with a significantly higher subscription price.
Excels at deep paraphrasing and text summarization, but lacks Linguix's automated content quality scoring and metrics.
Excels at deep paraphrasing and text summarization, but lacks Linguix's automated content quality scoring and metrics.

Free / Open-sourceProvides robust multilingual grammar checking and open APIs, though its interface is slightly more utilitarian.
Free / Open-sourceProvides robust multilingual grammar checking and open APIs, though its interface is slightly more utilitarian.

Delivers in-depth manuscript and style analysis for long-form writers, but has a steeper learning curve.
Delivers in-depth manuscript and style analysis for long-form writers, but has a steeper learning curve.
AI translation for text, images, documents and speech in 100+ languages
AI translation for text, images, documents and speech in 100+ languages
Professional AI translation for text, documents, images and audio

SpecialistOn-premise translation and speech recognition for enterprises
SpecialistOn-premise translation and speech recognition for enterprises

SpecialistAI-powered localization and translation platform for global content
SpecialistAI-powered localization and translation platform for global content
SpecialistHighlights readability issues and overly complex sentences clearly, but does not provide automated grammar corrections.
SpecialistHighlights readability issues and overly complex sentences clearly, but does not provide automated grammar corrections.