Essential Daily Tools
Everyday calculators handle common tasks: calculate your age, find days between dates, convert units, check time zones. Fast, accurate, no setup needed.
Common Uses
Age & Date Calculations
Calculate exact age in years, months, days. Find days between two dates. Plan events and deadlines.
Unit Conversions
Convert between metric and imperial units: length, weight, temperature, volume, speed, and more.
Timezone Conversions
Figure out time across time zones. Perfect for scheduling calls, meetings, and events with people globally.
Quick Conversions
Temperature Celsius ↔ Fahrenheit. Miles ↔ Kilometers. Pounds ↔ Kilograms. Instant results.
When You Need These Tools
- Traveling internationally and need unit conversions
- Scheduling meetings across time zones
- Calculating age for applications or events
- Project planning and deadline tracking
- Recipe scaling and cooking measurements
- Temperature conversion for cooking or science
Quick Reference
How many days until my birthday?
Use age calculator to find exact days remaining. Calculate from today to your birthday date.
What time is it in London when it's 3 PM in New York?
London is 5 hours ahead of New York. 3 PM EST = 8 PM GMT. Use timezone calculator for daylight saving adjustments.
How many meters is 5 miles?
1 mile = 1.609 kilometers = 1609 meters. 5 miles = 8.045 km = 8045 meters.
What is 98.6°F in Celsius?
Formula: (°F - 32) × 5/9 = °C. 98.6°F = 37°C (normal body temperature).
How many pounds is 70 kilograms?
1 kg = 2.205 pounds. 70 kg = 154.3 pounds.
Conversions and calculations are approximate. For critical measurements, verify with official standards.