Powerful features for language learners
Everything you need to expand your vocabulary while browsing the web
Extract & analyze vocabulary
Vocalario automatically identifies vocabulary words from any webpage you visit. Review the suggestions and choose which words to save to your personal collection.
Multiple AI providers
Choose from OpenAI, Anthropic Claude, or Google Gemini. Use the AI provider you trust and prefer for vocabulary analysis. Vocalario works with all of them seamlessly.
Local-first storage
Your vocabulary collection stays completely private on your device. No cloud syncing, no external servers, no data collection. Just you and your learning progress.
Bring your own key (BYOK)
Connect your own API keys from OpenAI, Anthropic, or Google. You control your costs, monitor usage, and own your data. No subscription fees, no vendor lock-in.
Privacy-focused design
Built with privacy as the foundation. Zero tracking, zero analytics, zero data sharing. Your vocabulary learning stays between you and your device.
Get started in minutes
Simple onboarding gets you up and running quickly

Overview of features
Learn about Vocalario's powerful features like smart detection, instant translations, and privacy.

Start onboarding
Begin the setup process in less than 2 minutes.

Choose your AI provider
Select from OpenAI, Anthropic Claude, or Google Gemini.

Add your API key
Securely store your API key in your browser—we never see it.

Customize your experience
Set your preferences for vocabulary detection and analysis.

You're all set
Start learning new vocabulary from any webpage right away.
See it in action
Real screenshots showing Vocalario's powerful features

Start with any webpage
Browse naturally—Vocalario analyzes pages you visit to identify valuable vocabulary.

Review detected vocabulary
See all vocabulary words identified on the page, with context and usage examples.

Build your collection
Your saved words are organized and searchable, with all context stored locally.
Privacy you can trust
Built from the ground up with your privacy in mind
- No account required
Start learning immediately—no registration, no email verification, no password to remember. Just install and begin expanding your vocabulary.
- 100% local data storage
Every word you save stays exclusively on your device. We never access, collect, or store your vocabulary data on external servers.
- You control your keys
Your API keys are stored securely in your browser only. Direct communication with AI providers means we never intercept or access your credentials.
- Zero tracking & analytics
No usage tracking, no analytics scripts, no third-party data sharing. Your learning journey is completely private and belongs only to you.
Ready to expand your vocabulary?
Join thousands of learners mastering new words naturally. Install Vocalario today and transform your browsing into learning.
Get started free