Coding Interview Timer - Online LeetCode Practice Clock
Set a 20, 30, or 45‑minute countdown to simulate a technical interview. Hidden/unhidden. Boost your prep.
UD5 Toolkit
Generate random UI/UX design challenges to sharpen your skills. Perfect for daily practice, portfolio building, and creative exploration.
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Set a 20, 30, or 45‑minute countdown to simulate a technical interview. Hidden/unhidden. Boost your prep.
A simple 5x5 or 7x7 crossword with clues. New one daily or generate random. Works offline.
Evaluate password strength through a short interactive story where each character set adds lines to a narrative. Educational fun.
Write text and pick a voice, rate, and pitch to test your browser's speech synthesis capabilities. No download.
Write SSML to control pitch, speed, and breaks. Play the generated speech with the browser’s TTS engine. Learn SSML.
Build a small crossword by adding words and clues. Export as a printable PNG or JSON. For classroom and fun.
Enter a phrase and instantly generate spoonerisms by swapping initial consonants of words. Silly linguistic fun. Fully local processing.
Spin a wheel to assign weekly chores to children. Customizable tasks. Ends arguments.
Get an endless supply of clean, family‑friendly knock‑knock jokes. Click for a new one. No ads, just laughs.
Pick target areas (neck, back, legs) and generate a 5‑min stretch routine with illustrated steps. Local.
Design a custom CSS toggle switch (checkbox). Adjust size, colors, icons. Copy the pure CSS code. No JavaScript.
Generate a sample sleep schedule for babies 0-24 months based on age-appropriate wake windows. Nap count and bedtime suggestions. Educational reference.
Enter completed chores/reading minutes to calculate earned screen time. Customizable rates. Local tracking.
Convert English text to Braille (Grade 1 and simple Grade 2 contractions). Educational tool to understand Braille representation. Local only.
Create secure passwords that look like gibberish words but are easy to pronounce and remember. Mix of syllables. Local generation.
Set a nap timer with optional gentle white noise or lullabies (Web Audio). Reminder to put baby down. Fully local, no ads.
A unique Sudoku puzzle generated for today's date. Four difficulty levels. Purely local logic.
Touch your screen and see the pressure and radius reported. Visualize force. Mobile developer tool.
Timer that reminds you to look at something 20 feet away for 20 seconds every 20 minutes. Customizable intervals and subtle sound/visual alerts.
Select an emoji that matches your mood and log it to a simple calendar. Self‑awareness tool. Local only.
Set recurring audio/visual reminders to check and correct sitting posture. Adjustable interval and notification style. Helps reduce back pain from desk work.
Write upside down text using Unicode flipped characters. Copy and paste to surprise friends. Completely frontend and instant.
Generate a bcrypt hash from a password with configurable salt rounds. Verify a password against a hash. Entirely client‑side.
Listen to and practice the international distress signal: three short blasts. Lifesaving knowledge.
Log practice sessions, note the tunes played, metronome BPM, and duration. Monitor progress on the pipes.
Set a recurring timer that reminds you to check your posture. Desktop notification with a gentle chime. Stay healthy.
Enter Braille dot numbers (1‑6) or paste Unicode Braille to decode into English text. Companion to text‑to‑Braille.
Type or paste text and have it read aloud by your browser's speech synthesis engine. Control voice, pitch, and rate. No download, works offline.
Countdown timer with alerts for boiling pacifiers, bottles, or pump parts. Follow recommended times. Local audio alarm.
Create a random long password that alternates consonants and vowels to mimic a pronounceable word. XKCD meets CVCV. Local.