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HOME / Calendar : 4500 BC to 4500 AD
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Calendar : 4500 BC to 4500 AD
5.0
UpdateAug 15, 2025
Developer俊 姜
OSIOS
Categoryapp
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Good App Guaranteed: This app passed the security test for virus,malware and other malicious attacks and doesn't containany theats.
Description:A long-range calendar app for exploring dates from 4500 BC to 4500 AD. Jump to any year and month in seconds, check the day of the week for any date, and scan centuries with smooth, fast navigation. Ideal for historians, educators, writers, genealogy research, and anyone curious about historical and future dates. Lightweight, offline-friendly, and easy to use, this calendar app doubles as a precise date calculator and day-of-week finder for both BC and AD dates.
Core features include millennia-spanning calendar navigation, instant day-of-week lookup for any date, and quick jump controls to reach specific years and months efficiently. Designed for clarity and speed to support research, productivity, and learning.
How to use:1. Download and open the app; no registration is required.
2. Select BC or AD, then enter a year or use the controls to pick the target year and month.
3. Tap any date to instantly see its day of the week and validate historical or future dates.
4. Swipe across months or use the jump field to navigate centuries quickly and return to today with one tap if needed.
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Link provided by App Store
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Version:
1.3
Size:
6.63MB
Price:
$ 1.99
Released:
Jun 4, 2018
Updated:
Aug 15, 2025
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