Kalkulator Tanggal

Hitung perbedaan antara tanggal, tambah atau kurangi hari, bulan, dan tahun. Sempurna untuk perencanaan dan penjadwalan.

Start Date

End Date

Quick Calculations

How to Use the Date Calculator

Choose Mode

Select Date Difference or Add/Subtract mode

Enter Dates

Input your start date, end date, or base date

Calculate

Click to calculate difference or result date

Lihat Hasil

See detailed breakdown in multiple time units

Understanding Date Calculations

What is Date Calculation?

Date calculation helps you determine the time span between two dates or find a future/past date by adding or subtracting time intervals. Essential for planning, scheduling, and tracking time-sensitive events.

• Date Difference: Calculate years, months, days between dates
• Add Time: Project dates into the future
• Subtract Time: Calculate past dates accurately
• Multiple Units: Work with years, months, weeks, and days

Why Use a Date Calculator?

Manual date calculations can be error-prone due to varying month lengths and leap years. Our calculator handles all complexities for accurate results every time.

• Project Planning: Calculate deadlines and milestones
• Event Coordination: Plan events and countdowns
• Age Calculations: Determine exact ages or tenures
• Quick Shortcuts: Preset buttons for common calculations

Interval Tanggal yang Umum

Interval	Days	Penggunaan Tipikal
1 minggu	7	Tinjauan mingguan, sprint
1 fortnight	14	Siklus penggajian (dua mingguan)
1 bulan (rata-rata)	30.44	Penagihan, langganan
1 kuartal	~91.3	Pelaporan bisnis
1 tahun	365	Ulang tahun, kontrak
1 tahun kabisat	366	Akurasi 29 Feb
90 days	90	Masa percobaan, visa, masa probation
180 days	180	Batas masa tinggal Schengen, garansi

Contoh Perhitungan

Hari antara 2026-01-01 dan 2026-08-16

31 + 28 + 31 + 30 + 31 + 30 + 31 + 15 = 227 hari (2026 bukan tahun kabisat)

90 hari dari 2026-08-16 (masa percobaan)

2026-08-16 + 90 days = 2026-11-14

Minggu antara dua tanggal

hari ÷ 7; mis. 227 hari = 32 minggu dan 3 hari

Hari kerja ≠ hari kalender

Kalkulator ini menghitung hari kalender. Untuk hari kerja, kecualikan hari Sabtu dan Minggu (dan hari libur): kira-kira 5 hari kerja per 7 hari kalender, ~21–22 per bulan.

Penghitungan Inklusif vs Eksklusif

Salah satu sumber kesalahan off-by-one yang paling umum: apakah "hari antara 1 Jan dan 3 Jan" berarti 2 hari (eksklusif — selisihnya) atau 3 hari (inklusif — menghitung kedua titik ujung)? Kontrak dan aturan visa sering menghitung inklusif; perhitungan usia dan durasi menghitung eksklusif. Alat ini melaporkan selisih (eksklusif); tambahkan 1 jika konteks Anda menghitung kedua hari ujungnya.

Dual Mode Calculator

Calculate date differences or add/subtract time from any date with equal precision.

100% Privat

All calculations are performed locally in your browser. Your dates are never stored or transmitted.

Sepenuhnya Gratis

No registration required, no limits. Calculate dates as often as you need, absolutely free.

Date Calculator FAQ

Can I calculate the difference between two dates?

Yes. Use Date Difference mode to get years, months, days, and total time values.

Can I add or subtract years, months, and days?

Yes. Switch to Add/Subtract mode and set the operation and time units you need.

Does this handle leap years and month length?

Yes. Calculations use native date logic that accounts for leap years and variable month lengths.

Kalkulator Tanggal

Date Difference

Result Date