
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
#1DeepL records 95,110,871 monthly visits with -1.7% month-over-month growth and Freemium pricing. MailMaestro records 54,407 monthly visits with +7.1% growth and Freemium pricing.

AI email assistant for Outlook and Gmail that saves hours a week
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | deepl.com | maestrolabs.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 95.11M (95,110,871) | 54.41K (54,407) |
| MoM Traffic Delta |
| -1.66M (-1.7%) |
| +3.62K (+7.1%) |
| Primary Market & Share | 🇩🇪 Germany (15.8%) | 🇺🇸 United States (45.6%) |
|---|
| Direct Visits / mo | 60.38M | 20.43K |
|---|
| User Rating | 4.7 | 4.4 |
|---|
| 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 email assistant for Outlook and Gmail that saves hours a week
Write from a short prompt or improve an existing draft, choosing tone, length and language across 20+ supported languages.
Get an instant summary of a message or an entire thread, including attachments, plus several ready-made responses to pick from.
Mail is labeled and filtered by priority and intent, and detected action items, deadlines and reminders trigger automatic nudges.
Reuse templates for routine emails and insert saved details such as your phone number or LinkedIn profile with keyword shortcuts.

OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
#1SpecialistAnthropic'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.

SpecialistCross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
SpecialistParaphrase, proofread and summarize text with an AI writing workspace

The AI productivity suite with agents, email, and docs that work wherever you do
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

SpecialistAI-powered localization and translation platform for global content

Smart, focused email with AI help — for individuals and teams

SpecialistExpress yourself with confidence — rewrite, proofread and summarize in one click
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.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
SpecialistCross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
SpecialistParaphrase, proofread and summarize text with an AI writing workspace
The AI productivity suite with agents, email, and docs that work wherever you do
AI translation for text, images, documents and speech in 100+ languages
SpecialistOn-premise translation and speech recognition for enterprises
SpecialistAI-powered localization and translation platform for global content
SpecialistExpress yourself with confidence — rewrite, proofread and summarize in one click