All Tools

Calculate love compatibility using 10 scientifically-inspired factors including personality, values, lifestyle, communication, and more.

Estimate your blood alcohol content (BAC) using the Widmark formula. Enter your weight, gender, drinks consumed, and hours drinking to see your impairment level and time to sober.

Scan and decode barcodes from images or your camera. Supports EAN-13, UPC-A, Code 128, and many more formats instantly.

Create customizable QR codes for URLs, WiFi, contacts, email, SMS, locations, events, and crypto addresses. Download as PNG, SVG, or JPG.

Scan and decode QR codes from images or your camera. Instantly detects URLs, WiFi credentials, contacts, and more.

Can't decide what to eat? Let this random food picker choose for you! Pick from cuisines worldwide or create your own custom food list.

Make fair random selections with a customizable spinning wheel. Perfect for lucky draws, giveaways, classroom activities, and decision making.

Roll virtual dice online — D4, D6, D8, D10, D12, D20, D100, or custom. Animated 3D dice, sound effects, and roll history.

Browse public holidays for 199 countries. Filter by holiday type, navigate years, and see the next upcoming holiday at a glance.

Run multiple stopwatches simultaneously with lap timing. Track workouts, racing, study sessions, or any timed activities with precision.

Flip virtual coins with realistic 3D animation. Choose Heads/Tails, Yes/No, or custom options with adjustable probability.

Display multiple clocks for different time zones around the world. Track time in major cities, add custom locations, and switch between digital, analog, and flip clock styles.