
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. Flashka records 805,913 monthly visits with +2% growth and Freemium pricing.

Turn your notes into flashcards that stick
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | deepl.com | flashka.ai |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 95.11M (95,110,871) | 805.91K (805,913) |
| MoM Traffic Delta |
| -1.66M (-1.7%) |
| +15.57K (+2%) |
| Primary Market & Share | 🇩🇪 Germany (15.8%) | 🇮🇹 Italy (34.6%) |
|---|
| Direct Visits / mo | 60.38M | 432.34K |
|---|
| 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.

Turn your notes into flashcards that stick
Upload PDFs, PowerPoint or Keynote slides, Word and Pages documents, images, or lecture audio and get flashcards built from exactly your source content.
Review intervals grow as you remember a card and shrink when you forget, with hard cards flagged as critical so you can fix them.
Generate full quizzes and timed mock exams from your material, alongside oral exam practice that scores what you actually said out loud.
Ask questions about anything you get stuck on, or ask Ka to rework your material into new cards, quizzes, or notes.

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
Focuses heavily on gamified quizzes and interactive learning modes, but lacks detailed mind mapping tools.
Offers robust free flashcard creation and note-taking features, though with less emphasis on mind map generation.

Provides comprehensive video explainers and study notes alongside flashcards, but has a busier interface.
AI translation for text, images, documents and speech in 100+ languages
Professional AI translation for text, documents, images and audio
SpecialistEurope's student learning hub with notes, AI flashcards and AI chat

Turn any material into visual study sets, flashcards and quizzes
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
Focuses heavily on gamified quizzes and interactive learning modes, but lacks detailed mind mapping tools.
Offers robust free flashcard creation and note-taking features, though with less emphasis on mind map generation.
Provides comprehensive video explainers and study notes alongside flashcards, but has a busier interface.
AI translation for text, images, documents and speech in 100+ languages
SpecialistEurope's student learning hub with notes, AI flashcards and AI chat
Turn any material into visual study sets, flashcards and quizzes