UD5 Toolkit
Did You Know? Fun Fact Quiz – True or False Challenge
Read a surprising statement and decide if it's true or false. Score points and learn quirky facts about science, history, and nature.
Online Games & Brain Teasers
40+ toolsEmoji Scrambler – Online Guess the Phrase from Mixed Emojis
Emojis are scrambled; you must reorder them to form the correct phrase or title. Fun word play.
Crossword Grid Pattern Generator – Online Symmetric Layout Creator
Create a custom crossword grid with rotational symmetry. Set grid size and click to place black squares. Export as template.
Connections Puzzle Maker – Online Create Custom Word Groups
Build your own Connections‑style puzzle with 4 categories and 4 words each. Share the puzzle as a code or link.
Tetris 7‑Bag Randomizer Viewer – Online Opening Practice
Simulate the 7‑bag randomizer to see upcoming piece sequences. Practice your opening for competitive Tetris.
Letter Boxed Solver (NYT) – Online Find All Possible Words
Enter the 12 letters and get a list of possible single‑word or two‑word solutions. Cheat helper or learning tool.
D&D Magic Item Price Calculator – Online by Rarity & Edition
Select item rarity and consumable state to get a price range based on Dungeon Master's Guide tables. Quick reference.
Dungeon Room Descriptor – Online Random Sights, Sounds, Smells
Click to generate a multi‑sensory room description for your tabletop RPG. Adds immersion to any dungeon crawl.
NPC Personality Quirk Generator – Online Tabletop Role‑Playing
Generate a memorable quirk for a non‑player character. Combines speech patterns, habits, and appearance details.
Carrom Aim Trainer – Online Virtual Flick & Rebound Practice
Practice carrom shots on a virtual board. Visualize rebounds and plan your strike on the physical board.
Shuffleboard Strategy Visualizer – Online Puck Placement Planner
Drag pucks onto a digital lane to plan offensive and defensive shots. Practice before your next cruise.
Blackjack Basic Strategy Advisor - Online Chart & Action Guide
Enter your hand and dealer's up card to see optimal move (hit, stand, double, split) using basic strategy. Educational casino reference.
Board Game Score Keeper – Online Customizable Point Tracker
Add player names and tap +/- to track scores. Custom starting points. Works for any game.
Logic Puzzle Solver Grid – Online Interactive Deduction
Open-ended grid to mark X and O for solving logic puzzles. Use with any puzzle type. Print.
Country Silhouette Quiz - Online Identify Nation by its Outline
A country border shape appears, guess the nation. Multiple choice. Score tracking. Learn geography visually. Local SVG shapes.
Chess Opening Trainer – Online ECO Code Flashcard Practice
Drill opening names from their ECO codes. See a code and recall the opening. Improve your chess vocabulary.
Mini Crossword Generator – Online Play a New Puzzle
A simple 5x5 or 7x7 crossword with clues. New one daily or generate random. Works offline.
Veggie Match Memory Game – Online Flip & Find Pairs
Cute vegetable-themed memory matching game for preschoolers. No ads, simple interface.
Number Guessing Game - Online Guess the Secret Number
Guess a random number between 1 and 1000 with feedback 'higher or lower'. Track attempts, beat the high score. Classic beginner's game.
Guess the Song from a Lyric - Online Music Trivia Game
A short lyric is shown, guess the song title. Score tracking. Multiple genres. Local database of snippets. No playback needed.
Spin & Win Duel – Online 2‑Player Score Wheel
Two players spin wheels to accumulate points. First to target wins. Customizable segments.
RPG Dice Roll Analyzer – Online Probability of 4d6 Drop Lowest
Simulates 4d6 drop lowest many times and shows average stat array. Character creation helper.
Chess Position Editor - Online Setup Board & Export FEN
Drag and drop pieces to set up a chess position. Generate FEN string and copy to share. Analyze openings. Local only.
Sudoku Solver Step-by-Step - Online Visual Deduction
Enter a Sudoku puzzle and watch it solved step-by-step with techniques explained. Learn solving strategies. Local only.
Guess the Dog Breed Game - Online Photo Quiz from Silhouettes
Identify dog breeds from silhouettes or partial images. Score tracking. Fun for all ages. Local only, no images uploaded.
Dice Probability Calculator - Online Sum Distribution & Odds
Calculate probability of getting a specific sum when rolling multiple dice. Visual bar chart. Useful for tabletop RPG players. Instant local computation.
Memory Card Matching Game - Online Flip & Find Pairs
Classic memory card game with emoji or color themes. Select grid size and try to find all pairs in minimum moves. Brain training fun.
Daily Sudoku Generator – Online New Puzzle Every Day
A unique Sudoku puzzle generated for today's date. Four difficulty levels. Purely local logic.
Wordle Solver / Helper - Online Filter Possible Words
Enter green, yellow, gray letters from your Wordle guess and get a filtered list of possible words. Your secret weapon. Local logic only.
Word Scramble Solver & Game - Online Unjumble Letters
Unscramble jumbled letters to form words. Timed challenge mode with hints. Compares against built-in dictionary. Improve vocabulary while having fun.
Finger Reaction Time Test – Online Tap When Color Changes
Wait for the box to turn green, then tap as fast as possible. Measure milliseconds. Compete with friends.
Pub Trivia Host Toolkit – Online Score & Answer Checker
Enter the correct answer and accept player entries. Highlights correct ones. Simple scorekeeper for home trivia.
Logo Guessing Game - Online Identify Famous Brand Logos
See a cropped or simplified brand logo and guess the company. Hints available, score track. Local fun, no copyright infringement.
Emoji Movie Title Guessing Game - Online Decode Films from Pictures
Guess the movie title from a sequence of emojis. Hundreds of puzzles, score tracking. Pure frontend fun.
Jigsaw Puzzle Size Calculator – Online Table Size for Pieces
Enter piece count and piece size to estimate finished dimensions. Check if it fits your table.
Custom Jigsaw Puzzle Maker – Online Upload & Generate Pieces
Upload an image and turn it into a simple digital jigsaw puzzle. Choose number of pieces. Play on screen.
Poker Hand Odds Calculator - Online Texas Hold'em Win Probability
Enter your hole cards and the community cards to see probability of winning, drawing, etc. Simple simulation in browser. Educational, not gambling.
Rebus Puzzle Maker – Online Emoji + Text Word Puzzles
Create a rebus puzzle by combining emojis and letters, then challenge friends to solve. Fun brain teaser.
Escape Room Puzzle Generator – Online DIY Game Ideas
Generates simple puzzle ideas (cipher, hidden messages) that can be printed for home escape rooms.
Crossword Solver - Online Find Words by Pattern ?a?e
Enter word pattern with ? for unknown letters and known letters to find matching dictionary words. Essential crossword help. Local dictionary.