Quarter of Year Finder - Online Q1 Q2 Q3 Q4 Tool
Enter any date and instantly know which quarter it belongs to. Also shows fiscal quarter if start month set.
UD5 Toolkit
Everything you need to know about tipping etiquette and calculations
Enter any date and instantly know which quarter it belongs to. Also shows fiscal quarter if start month set.
Add N business days to a date, skipping weekends and optionally entering custom holidays. Regional presets.
Define min and max font sizes and viewport widths. Generate a complete fluid type scale using CSS clamp() for all headings.
Enter your clay's shrinkage rate and the desired fired size to determine the wet dimensions you need to throw or slab build. Essential for functional ware.
Convert numbers to Roman numerals and decode Roman numerals back to numbers. Supports up to large values. A fun educational tool running entirely in your browser.
Compute Poisson probabilities for a given mean rate. Ideal for call centers, traffic analysis. Instant chart.
Calculate resistor values for transistor fixed bias or voltage divider configuration. Quick quiescent point analysis.
Enter min and max font sizes and viewport widths to generate a perfect CSS clamp() expression. Fluid typography without media queries.
Find out what day number of the year any date is (1‑366). Also shows days remaining. Simple reference.
Add player names and tap +/- to track scores. Custom starting points. Works for any game.
Test the new HTML popover attribute for creating accessible tooltips, menus, and dialogs without JavaScript. Copy code snippets.
Calculate how many books, DVDs, or vinyl records fit on a shelf given its length and depth. Useful for home library planning. Local only.
Convert any integer up to 3999 into its Roman numeral representation and vice versa. Quick and accurate. Local.
Design a pure CSS tooltip with custom text, position (top/bottom/left/right), and arrow. Copy the clean code.
A visual guide to common copy‑editing and proofreading symbols. Click a mark to see its meaning. For writers.
Write and store encrypted daily journal entries directly in your browser's localStorage. Export as TXT. No sign-up, fully private.
Enter frame size and image size to calculate mat borders. Visual preview. Precise framing.
Enter two Unix timestamps and get the exact difference in days, hours, minutes, and seconds. Quick time debugging.
Find what day of the week any past or future date falls on. Uses Zeller’s congruence. Fun historical reference tool.
Write expressions with clamp(), min(), max(), abs(), sign(), round() and see the computed value. Modern CSS calculations.
Select wood species and plank width to get the recommended cleat spacing and pattern. Ensure a squeak‑free installation.
Set a short timer with a themed emoji animation (e.g., pizza cooking). A playful visual countdown.
Convert any date into Roman numerals (day‑month‑year) for tattoos or special occasions. Clean and local.
A big button that triggers a colourful confetti cannon full‑screen. Use it to celebrate small wins. Pure joy.
Select a US state and legal category (debt, personal injury) to see typical time limits. Quick informational guide.
Convert any date into Roman numerals (day‑month‑year) for tattoos or special occasions. Clean and local.
Choose label type and get the best technique (baking soda, steam, milk) to remove it intact.
Explore the new two‑value display syntax like `display: block flex`. See what each inner/outer pair does visually.
Paste any JavaScript snippet and get a ready‑to‑drag bookmarklet link. Minify and encode automatically. Pure client.
Generate a horizontal Code‑128 barcode from any string. Download as PNG or SVG. Works offline. For inventory.