Military Time Converter
Convert between 12-hour and 24-hour military time in both directions, with the full 0000-2300 chart, how to say each time out loud and the NATO zone letters.
Related tools
All Dates & time tools →Open Military Time Converter and you get an answer straight away, with no account to create. Its place is under Dates & time; Daily Time Savings Calculator and Email Reply Time Calculator answer the questions closest to this one.
How to use it
- Open the tool — no signup or install needed.
- Enter your input or adjust the available options.
- Get your result instantly, then copy or download it.
Frequently asked questions
What is Military Time Converter?
Convert between 12-hour and 24-hour military time in both directions, with the full 0000-2300 chart, how to say each time out loud and the NATO zone letters.
When would I actually use this?
Answering a scheduling question exactly: how many working days until a deadline, what date falls sixty days out, and what time that is for a colleague elsewhere.
What is the most common mistake?
Counting days by subtracting dates and forgetting whether the endpoints are included. Inclusive and exclusive counts differ by one, which is the difference between meeting a deadline and missing it.
How is Military Time Converter different from Daily Time Savings Calculator?
They sit next to each other but answer different questions: Daily Time Savings Calculator is the one to open when you need it to see how a few minutes saved each day compound into hours, work days and weeks over a year. Pick whichever matches what you're starting from — both are free.
Is there a tool for the next step?
Email Reply Time Calculator is the closest one after this: A tongue-in-cheek guide to the ideal window to reply to an email, from sender, urgency, timing and your strategy.
What else is worth having open alongside it?
Reading time calculator and Screen time calculator — they come up in the same task often enough to be worth a second tab.
Where do the figures come from?
Calendar arithmetic follows the proleptic Gregorian calendar and the IANA time-zone database, so daylight-saving transitions and leap years are handled. Public holidays vary by country and region and are not assumed.