
LangBlitz - Vocabulary Builder
Build your vocabulary, one powerful word at a time
What it does
LangBlitz starts with flashcards to learn new words, then builds lasting recall through quizzes and active practice. Its Vocabulary World provides an interactive way to explore a broad range of words across topics, difficulty levels, meanings, and related vocabulary, making discovery more engaging. The app is designed to work fully offline, so you can learn, revise, explore, and take quizzes anywhere, even without an internet connection.
Does the same job
all alternatives →

- MGMultiplayer game to help non-native English speakers improve vocabulary2017 · ▲67
Hi HN, My friend and I just launched a vocabulary quiz game. It's a two Player Game where you challenge your opponent with a word and answer their challenge question. Whoever gets the highest score in a round of 5, wins. Currently, words are from Barron's 333 most essential GRE wordlist to help students preparing for the standardized test. You can check out the game at: [Play Store] https://play.google.com/store/apps/details?id=com.buildmyvoc... or [Hybrid web app in Ionic - Please allow some time to load] https://buildmyvocab.in/wordsgame We would…



More work this month
the category →


The app store for voice native apps that lives in your notch
Work · 28d ago · voiceos.com

The New Calendly▲211Handle all of the work before, during, and after meetings
Work · 17d ago · calendly.com
Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io


- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io


I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 17d ago · simedw.com