Roast Timer by Weight β Online Pork Beef Poultry Calculator
Select meat type and enter weight to get recommended cooking time and temp. Built-in timer with alarm.
UD5 Toolkit
Online Interval Singing Bowl · Focus · Relax
Select meat type and enter weight to get recommended cooking time and temp. Built-in timer with alarm.
Interactive soprano recorder chart showing which holes to cover for each note. Switch between baroque and German fingering.
Convert popular pet bird ages (budgie, cockatiel, macaw) to human years. Lifespan reference included. Fun educational tool.
Generate a pop signal to determine if speakers are wired in phase. Quick stereo test.
Load an audio file and visually trim it by dragging handles on the waveform. Export the trimmed clip. All local.
Create high-quality QR codes for URLs, text, Wi-Fi, and contact info. Customize colors and size. Download as PNG/SVG. No data leaves your device.
Create QR codes with custom colors, gradients, and an embedded logo. Download as high-quality PNG/SVG. Fully local generation.
Generate a selfβsigned X.509 certificate and private key for local development. All created in your browser. No server involved.
Convert illuminance units: lux, foot-candle, phot. Useful for lighting design and photography. Quick and free.
Generate a QR code with a custom icon or logo in the center. Choose error correction level. Download as highβres PNG.
Encrypt and decrypt messages using the classic Caesar cipher with configurable shift key. Fun for puzzles and basic cryptography lessons. Entirely browser-based.
Complete a series of visual pattern puzzles and get a fun estimated score. Purely for entertainment. No data collected.
Automatically adjust brightness, contrast, and saturation of a photo. Click to enhance and download. Canvasβbased.
Apply a classic Caesar shift cipher with any key. Encrypt or decrypt text instantly. Brute force option included.
Upload a logo to embed in the center of a QR code. High error correction so it still scans. Download PNG/SVG.
Press any key to see the complete KeyboardEvent properties: key, code, keyCode, modifiers. Indispensable for game & shortcut developers.
Enter a UPC or EAN barcode number and validate the check digit. See if it's a real product code. Local calculation.
Click on a fold technique (spiral, crumple) and see a predicted color pattern. Print folding guide.
Add Vietnamese diacritics to plain text by selecting tones. Remove them from text. For language learners.
Remove all EXIF, IPTC, and XMP metadata from your photos. Strip GPS location. Protect your privacy before upload.
Easily apply ROT13 cipher to obfuscate or reveal text. A classic letter substitution cipher that works bidirectionally. Purely client-side processing.
Convert any text to proper sentence case. Capitalize the first letter after every period, question mark, or exclamation.
Paste rich text and clean it to plain text. Normalize line endings and whitespace. Prepare for code or databases.
Identify countries from their flags. Multiple difficulty levels and regions. Track your high score. Educational geography game. Works offline.
Look up quick facts about any country: capital, population, currency, flag, and continent. Static data, fast search. Great for travel and education.
Eliminate duplicate lines from text instantly. Keep only unique lines or see which lines were removed. Handy for cleaning email lists and raw data.
Set timer for incubation period with temperature guide. Track hours for optimal tanginess. Homemade yogurt.
Countdown timer for applying a heating pad. Includes recommended max session. Prevent burns.
Paste your speech, set time limit, and practice with a pacing indicator (words per minute). Refine delivery.
Set a short timer with a themed emoji animation (e.g., pizza cooking). A playful visual countdown.