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Ultimate Date Converter

By Franck Sauvaire

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Ultimate Date Converter (UDC) helps you to convert a date in one calendar system to another calendar.

◉ Lot of calendars are yet supported:
=== Still in use ===
▸ Gregorian, Julien, Revised Julian
▸ Custom Gregorian calendar
▸ Romanian
▸ Bikram Sambat
▸ Thai
▸ Breton
▸ North Korea

=== Japanese calendars ===
▸ Anno Domini based
▸ Jimmu Tenno
▸ Nengo Era

=== Archaic calendars ===
▸ French Republic (Julian, Gregorian and Equinox computation)
▸ Soviet (5 days)
▸ Maya
▸ Armenian
▸ Chinese
▸ Celtic tree
▸ Antique Egypt
▸ Swedish

=== Liturgical calendars ===
▸ Nanakshahi
▸ Coptic
▸ Ethiopian

=== Islamic and Hebrew calendars ===
▸ Baha'i (indonesian)
▸ Hebrew
▸ Islamic (4 versions + Umm al Qura)
▸ Persian (Jalaali and Khayyam)
▸ Berber
▸ Afghan

=== Reform calendars ===
▸ World calendar
▸ Symmetry010, Symmetry454
▸ Perpetual Fixe
▸ Bonavian Civil
▸ Positivism
▸ Dee & Dee Cecil
▸ World Season (Isaac Asimov)
▸ Tranquility
▸ Hanke-Henry
▸ Pax
▸ Tabot
▸ Pataphysic
▸ Holocene

=== For professional usage ===
▸ ISO week date, US week date
▸ Day counter: Julian Day, Rata Die, Lilian Day, Dublin Day, Reduce Julian day, Modified Julian day
▸ Custom Day counter
▸ ISO ordinal calendar
▸ Masonic

=== Fiction ===
▸ Star date (3 versions)

◉ Following calendars are proposed by default with the application:
▸ Gregorian (astronomic),
▸ Julien (proleptic and orthodox),
▸ World calendar
▸ Few reform calendars and day counter calendars

◉ Additional features:
You can easily compute the number of days between two dates of two different calendars.
You can as well export a date converted in all calendars format to Note or Mail.
The ISO/US week date number is also displayed with the icon of the application, so you won't lose time to open the application.

What's New in Version 2.2.7

◉ Bug fixing:
▸ Pb of translation with Celtic and French republic calendars
▸ Titles for date are not well located during the rotation process
◉ New features:
▸ Add feast days to hebrew calendar
◉ New calendars:
▸ Bengali calendar
▸ Kurdish calendar


iPhone Screenshot 1
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Ultimate Date Converter
View in iTunes
This app is designed for both iPhone and iPad
  • Free
  • Category: Utilities
  • Updated:
  • Version: 2.2.7
  • Size: 40.8 MB
  • Languages: English, French, Russian
  • Developer:

Compatibility: Requires iOS 6.0 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

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Top In-App Purchases

  1. Persian -Jalaali-USD 0.99
  2. Islamic -standard-USD 0.99
  3. Afghan calendarUSD 0.99
  4. Bikram SambatUSD 0.99