Work out ages, date differences, countdowns and time zones in seconds. Handy for birthdays, deadlines, exam dates and planning across Dhaka and the rest of the world.

No tools in this category are live yet. The first tools in this category arrive in Phase 1. The full list below shows every tool planned for this category — check back soon.

Tools planned for this category

• Add/Subtract Days to Date

  Add/Subtract Days to Date — runs entirely offline.

• Age Calculator

  Age Calculator — runs entirely offline.

• Alarm Clock (Browser)

  Alarm Clock (Browser) — runs entirely offline.

• Anniversary Calculator

  Anniversary Calculator — runs entirely offline.

• Birthday Day Finder

  Birthday Day Finder — runs entirely offline.

• Business Days Calculator

  Business Days Calculator — runs entirely offline.

• Chinese Zodiac Finder

  Chinese Zodiac Finder — runs entirely offline.

• Countdown Timer

  Countdown Timer — runs entirely offline.

• Date Difference Calculator

  Date Difference Calculator — runs entirely offline.

• Day Length Calculator

  Day Length Calculator — runs entirely offline.

• Day of the Week Finder

  Day of the Week Finder — runs entirely offline.

• Days Until Birthday

  Days Until Birthday — runs entirely offline.

• Decimal Hours to Hours:Minutes

  Decimal Hours to Hours:Minutes — runs entirely offline.

• Event Countdown (Shareable)

  Event Countdown (Shareable) — runs entirely offline.

• Golden Hour Calculator

  Golden Hour Calculator — runs entirely offline.

• Hours Calculator (Time Card)

  Hours Calculator (Time Card) — runs entirely offline.

• Hours Until Calculator

  Hours Until Calculator — runs entirely offline.

• Julian Date Converter

  Julian Date Converter — runs entirely offline.

• Leap Year Checker

  Leap Year Checker — runs entirely offline.

• Meeting Planner (Multiple Time Zones)

  Meeting Planner (Multiple Time Zones) — runs entirely offline.

• Military Time Converter

  Military Time Converter — runs entirely offline.

• Moon Phase Calendar

  Moon Phase Calendar — runs entirely offline.

• Online Timer

  Online Timer — runs entirely offline.

• Pomodoro Timer

  Pomodoro Timer — runs entirely offline.

• Printable Calendar Generator

  Printable Calendar Generator — runs entirely offline.

• Retirement Date Calculator

  Retirement Date Calculator — runs entirely offline.

• Shift Schedule Planner

  Shift Schedule Planner — runs entirely offline.

• Stopwatch

  Stopwatch — runs entirely offline.

• Sunrise & Sunset Calculator

  Sunrise & Sunset Calculator — runs entirely offline.

• Time Card / Timesheet Calculator

  Time Card / Timesheet Calculator — runs entirely offline.

• Time Duration Calculator

  Time Duration Calculator — runs entirely offline.

• Time Zone Converter

  Time Zone Converter — runs entirely offline.

• Week Number Calculator

  Week Number Calculator — runs entirely offline.

• World Clock

  World Clock — runs entirely offline.

• Zodiac Sign Finder

  Zodiac Sign Finder — runs entirely offline.

About this category

When will these tools be ready to use?

Tools are published in batches, starting with the 40 highest-value tools in Phase 1. Each tool goes live only when it is fully working, tested on mobile, and has its own written guide.

Will my files be uploaded when I use a tool?

No. Every Toolsvine tool runs 100% in your browser. Files, text and images you use in a tool never leave your device.