Military Discharge Calculator - 전역일 계산기
Calculate your Korean military discharge date with D-day countdown and progress tracker. Supports Army, Navy, Air Force, Marine Corps, and Social Service.
| 군별 | 영어 | 개월 |
|---|---|---|
| 🪖 육군 | Army | 18 |
| ⚓ 해군 | Navy | 20 |
| ✈️ 공군 | Air Force | 21 |
| 🔱 해병대 | Marine Corps | 18 |
| 🏥 사회복무요원 | Social Service | 21 |
What Is a Military Discharge Calculator?
A military discharge calculator (전역일 계산기) helps Korean military service members calculate their exact discharge date based on their enlistment date and branch of service. South Korea requires mandatory military service for all male citizens, with service periods ranging from 18 to 21 months depending on the branch. This tool instantly computes your discharge date, shows a D-day countdown, and tracks your service progress percentage.
How to Calculate Your Discharge Date
- Enter Enlistment Date — Select the date you enlisted (입대일) using the date picker
- Choose Branch — Select your branch: Army (육군, 18mo), Navy (해군, 20mo), Air Force (공군, 21mo), Marine Corps (해병대, 18mo), or Social Service (공익, 21mo)
- Click Calculate — View your discharge date, D-day countdown, and service progress
- Track Progress — See how many days you've served, days remaining, and completion percentage
Why Use This Military Calculator?
- Accurate Calculation — Uses the official month-based calculation method for Korean military service
- All Branches — Supports Army, Navy, Air Force, Marine Corps, and Social Service (공익)
- Visual Progress — Progress bar and percentage show exactly how far along your service is
- D-Day Countdown — See the exact number of days remaining until discharge
- Privacy — All calculations happen in your browser. No data is sent to any server
- Free & Simple — No sign-up or installation required
Korean Military Service Duration
| Branch | Korean Name | Duration |
|---|---|---|
| Army | 육군 | 18 months |
| Navy | 해군 | 20 months |
| Air Force | 공군 | 21 months |
| Marine Corps | 해병대 | 18 months |
| Social Service | 사회복무요원 (공익) | 21 months |
FAQ
How is the discharge date calculated?
The discharge date is calculated by adding the service months to the enlistment date and subtracting one day. For example, if you enlist on March 1st with 18 months of service, your discharge date would be August 31st of the following year.
What is Social Service (사회복무요원)?
Social Service, commonly called 공익 (gong-ik), is an alternative service for those who cannot serve active military duty due to health or other reasons. The service period is 21 months.
Is this calculator accurate?
This calculator uses the standard month-based calculation. Actual discharge dates may vary slightly due to holidays, early discharge programs, or other military policies. Always confirm with your unit.
Can I use this before enlisting?
Yes! Enter your expected enlistment date to see when you would be discharged for each branch of service.
Is my data saved?
No. All calculations happen locally in your browser. No personal information is stored or transmitted.