Typing Speed Test - Online WPM & Accuracy Checker
Measure your typing speed in words per minute and accuracy. Random word prompts. Compare results over time. No data sent.
UD5 Toolkit
Measure your typing speed in words per minute and accuracy. Random word prompts. Compare results over time. No data sent.
Play a virtual piano keyboard using mouse or computer keys. Sustain and octave control. Record and play back your tune.
Press any key combination and record the sequence. Export as JSON or humanโreadable text. Perfect for documenting shortcuts.
Log initial wheel diameter and after some cuts to see wear rate and estimate remaining life. Made for metalworking and hobbyists.
Convert a Unix timestamp or ISO date into a humanโfriendly relative string like '2 days ago'. See examples.
Enter CMYK values and find the closest Pantone Solid Coated color. For print design reference. Clientโside lookup.
Design simple textโbased labels and print them on standard Avery label sheets. Choose from common templates.
Scale a classic homemade playdough recipe to any amount. Choose colors with safe options. Simple local calculator.
Enter starting room temp, target temp, and method to see how many minutes to chill your wine perfectly.
A minimalist text notepad that auto-saves to your browser's localStorage. No ads, no signup, no data leaves your device. Perfect for quick ideas.
Select color bands to decode a resistor's value, tolerance, and temperature coefficient. Essential for anyone working with electronics hardware.
Generate a BLAKE3 hash of any text or file. Extremely fast. Perfect for checksums and content addressing. Local.
Type any text and generate a printable cursive handwriting practice sheet with dotted lines. Choose font styles. Local generation.
Log daily veggies and see total vitamin C mg provided. Ensure your guinea pig avoids scurvy.
Perform arithmetic on fractions and get simplified results. Handles mixed numbers and improper fractions. Step-by-step display. Educational and precise.
Scale a recipe to serve a crowd and calculate container sizes needed. Meal prep helper.
Calculate your Basal Metabolic Rate and Total Daily Energy Expenditure. Set goals for weight loss, maintenance, or gain.
Input the installation temperature and board length to find the correct endโtoโend gap for composite decking. Prevent buckling.
Log pool depth, flame height, and soot for each wick series. Quickly identify the best wick for your wax and vessel.
Render Markdown and copy the formatted output as rich text to paste directly into Word or Google Docs.
Create gradientโfilled text with the backgroundโclip property. Choose linear or radial gradients. Get the CSS. Modern typography.
Paste an article and click to black out words, leaving a poem. Print your final creation.
Want a green smoothie? Pick a color and get a simple healthy recipe. Detox, protein, or fruit.
Compute confidence intervals for a population mean (known/unknown sigma) and proportion. All popular Z/T values. Local.
Record your stamps with Scott number, condition, and value. Add images. Browse your collection. Local storage only.
Add items with category, color, season. Plan outfits. Drag and drop. Stored locally.
Enter a URL and trace the full redirect chain, seeing each hop's status code and location. Identify unnecessary redirects. Client-side fetch.
Record the empty weight of your carboys and kegs. Then weigh a full one to instantly get the liquid weight and volume. Eliminate guesswork.
Hash any text using simple, fast algorithms: DJB2, SDBM, or CRC32. Get integer or hex. For quick lookups. Local.
Add semi-transparent text watermark to images. Customize position, opacity, rotation, and font. Batch processing with instant download. Fully local & private.