The great place to improve English vocabulary

A vocabulary builder that uses artificial intelligence and spaced-repetition with flashcards to help you improve your English vocabulary.

10,000+ students and working professionals have already started using our vocabulary builder. Join us today, its 100% free no payment required !

Exicited about's cool features

Trusted by both students and working professionals around the world.


Mastering vocabulary is a breeze with our incredible features. Focus on your daily tasks—reading, meetings, listening to songs, watching videos—and we'll turn those into learning opportunities for you.

Learning with flashcards

Nischi uses a technique called spaced repetition with flashcards. Studies have shown that spaced repetition enhances learning.

Learn what matters to you

Expand your lexicon effortlessly. No need to memorize rigid word lists. Acquire vocabulary naturally from books, blogs, news, songs, and meetings.

Learn new words as you read

When you look for new words in our smart dictionary while reading PDFs, blogs, articles, or news, they'll be saved to your default deck, along with a screenshot.

Learn new words as you watch

While you are watching videos in your laptop or PC, our desktop client captures and saves new vocabulary words by recording your screen, ensuring you never miss a word.

Learn words from your colleagues

Boost your vocabulary in professional meetings or online classes, whether you're a professional or a student. Our desktop client captures new words for you from your colleagues or instructors.

Enrich vocabulary by watching movies

Broaden your vocabulary effortlessly through movie watching. Recalling vocabulary from the movie deck allows you to integrate these words into your daily language with ease.

Coming Soon

Learn by listening to songs

Improve your English vocabulary by listening to songs or podcasts on Spotify. Nischi will save the words used in those songs.

Learn from community

We have a great community to help you. Community members will share news, vocabulary, movies they watched, memes, and YouTube videos.

Take a Quiz

Check out this cool quiz to gauge your English vocab! It's designed to jog your memory and get you actively recalling those English words.

How it works

How works
Smart Dictionary

A personalized smart english dictionary to help you learn more effectively

Our dictionary contains over 2,00,000 words with meanings. Here are the benefits of using our smart english dictionary:

  • Every word you look up in the dictionary will be automatically saved to your default deck.

  • If you've searched for a word before or know its synonyms and antonyms, it will be highlighted, aiding in recalling and connecting vocabulary.

  • See the word's translation in your native language instantly.

  • If you've downloaded and used our desktop client, you'll see the reference for the word. Learn more

Level up your vocabulary game just by tuning in to the news!

Boost your English skills effortlessly by catching up on the latest news! Whether it's world events or local updates, staying informed has never been this fun and educational.

Tune in and watch your language proficiency soar!

    Keeps track of new english words as you read

    Install our desktop client on your laptop or PC. It will keep track of your new English words.

    • Whether you copy a word or press CTRL + C on it, you will be able to see the meaning as well as the translation of the word.

    • The new English word will automatically be added to your default deck.

    • Copying a word captures the entire screen and saves it as a reference. This reference will make it easier for you to remember where you learned this word.

    Explore a richer English vocabulary by participating in meetings or engaging with video content.

    While watching videos or participating in online meetings, our desktop client keeps track of new English words.

    • Expand your vocabulary effortlessly by learning from context.

    • You do not have to write down unknown words appearing in movies, TV shows, or other videos.

    • Focus on the video, not the subtitles, when watching videos.

    For Windows
    For Mac
    Desktop client supports only Windows and Mac. By downloading and using Nischi, I agree to thePrivacy PolicyandTerms.

    OUR SUCCESS STORIES is making it easy for educational institutions, students, and working professionals to improve their English vocabulary.

    Join 10,000+ learners worldwide.

    Improve your English effortlessly with! 🚀 Utilize AI and flashcards to expand vocab. Learn new vocabulary words from videos, meetings, or readings of your choice.