AI · alternatives · 2026

24 alternatives to Word Simi

An API to find similar words, has vocabulary of 4M words

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Word Simi launched in 2020; newer entries below may have overtaken it.

1. 1
   WordsAPI▲263

   An API for the english language. Definitions, related words, rhymes, and more.

   2015 · wordsapi.com · its alternatives →

2. 2
   1000 Words▲256

   Learn the most common 1000 words of popular languages

   2020 · mostcommonwords.co · its alternatives →

3. 3
   Words API▲104

   An API for for the English language

   2015 · wordsapi.com · its alternatives →

4. 4
   The Synonym Finder.▲57

   Find the right words.

   2016 · amazon.com · its alternatives →

5. 5
   Wordprobe▲84

   A thesaurus and translate app for Mac & iOS.

   2018 · wordprobe.com · its alternatives →

6. 6
   Word Counter▲249

   A simple, beautiful word and character counter

   2018 · wordcounter.io · its alternatives →

7. 7
   VocabCubed▲101

   Learn the 1000 most used words - language flashcards

   2023 · its alternatives →

8. 8
   Flipword▲95

   Vocabulary learning tool

   2023 · its alternatives →

9. 9AS
   A search engine that lets you 'add' words as vectors▲148

   2013 · insightdatascience.com · its alternatives →

10. 10
    What Word Is That?▲99

    Find the right word when you need it

    2023 · typingtest.now · its alternatives →

11. 11
    AnyLingo▲60

    Word guesser in 25 languages with daily challenges

    2022 · anylingo.app · its alternatives →

12. 12
    Vocably▲75

    A fun way to improve your vocabulary

    2022 · its alternatives →

13. 13
    TweetWord▲71

    Check most tweeted words from your account.

    2020 · its alternatives →

14. 14
    Vocabulary 90 – vocabulary learning automation▲42

    2020 · gsuite.google.com · its alternatives →

15. 15
    Word Scholar▲68

    Guess the hidden word

    2022 · apps.apple.com · its alternatives →

16. 16
    rootvocab.com▲79

    The AI-powered vocabulary learning experience

    2024 · rootvocab.com · its alternatives →

17. 17
    Wordi▲56

    Word-saving application for building new vocabulary

    2023 · play.google.com · its alternatives →

18. 18
    English Word Translator API▲9

    A dictionary API for translating words to 50+ languages.

    2024 · rapidapi.com · its alternatives →

19. 19
    Word2vec Algorithm in ~100sloc with NumPy▲72

    Here's a small demonstration of the fundamental aspects of the word-to-vec algorithm. It's implemented in a single python script and depends only on a single text file for training. It's not meant to be blazingly fast or anything, just a toy example to aid my understanding of how word vectors might be learnt from a corpus.

    2023 · github.com · its alternatives →

20. 20
    504 Essential English Words▲80

    Improve your English glossary with the most common 504 words

    2020 · apps.apple.com · its alternatives →

21. 21
    Word Cloud by MonkeyLearn▲77

    Free AI-powered word cloud tool

    2020 · monkeylearn.com · its alternatives →

22. 22
    WordsCount - A simple words counter▲73

    A simple words counter

    2023 · chromewebstore.google.com · its alternatives →

23. 23
    HelloWords▲75

    Learn languages fast with vocabulary games.

    2020 · play.google.com · its alternatives →

24. 24
    LAFwords▲10

    AI vocab app — 10 varied contexts per word, not pairs.

    Jul 2026 · lafwords.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →