A PWA for converting between Japanese era names (wareki) and the Gregorian calendar. Supports keyboard and voice input. …
A simple and easy-to-use calculator app. A browser-based PWA supporting basic arithmetic operations.
A flashcard learning app for memorizing words and terms. Create your own cards and study with swipe operations.
An action game where a frog catches birds while avoiding flowers. A browser-based PWA game.
A PWA version of the carpet stroking experience. A relaxing app you can enjoy in your browser.
Conway's Game of Life. Enjoy a beautiful cellular automaton simulator in your browser that can turn board patterns into …
A PWA app for quick and accurate mahjong score calculation. Quickly supports complex score calculations.
A PWA app that calculates and compares unit prices from product quantity and price. Use instantly from your browser …
A tool that batch-generates icons of various sizes required for PWA from an SVG file. A utility tool for PWA developers.
A register-style calculator app that adds and subtracts numbers and manages calculation history. A handy PWA for …
A scoreboard PWA app for sports like volleyball and table tennis. Use your smartphone as a scoreboard.
An interval timer PWA for Tabata-style training. Set exercise time, rest time, and number of sets to support your …
A Tetris game PWA playable in your browser. Enjoy it on smartphones and PCs without installation.
A flashcard app for English vocabulary. Study with phonetic symbols, example sentences, and Japanese translations. …
A browser-based tool to convert photos and illustrations into pixel art. Features 8 retro game palettes, illustration …
A PWA that finds item quantity combinations to spend your e-money balance down to exactly zero.
A physics simulator where liquid drops fall, spread, and dry into coffee rings on a canvas. Real-time simulation of …
A game-style PWA for memorizing English vocabulary with multiple-choice quizzes and time attack. Combos, scoring, and …
A card-based password generator PWA. Tap cells on a 5×8 grid to generate and manage secure passwords. Works offline with …