Chrono Machine app icon

Apps Like Chrono Machine for iPhone and iPad

Know the weekday of any date.

The app provides the weekday for any date from 4713 BC to 4099 AD. It can also calculate the days of the week for various calendar systems and retrieve specific holiday dates.

by Carlo Rubini★ 0.00 ratingsReferenceFreeData updated 2026-09-20

Chrono Machine screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. Hindu Calendar - Drik Panchang app icon

    Hindu Calendar - Drik Panchang

    Adarsh Mobile Applications LLP

    Track daily elements

    View daily entries including Tithi, Nakshatra, Yoga, Karana, and weekday. Track lunar and solar movements. Set reminders for auspicious times. Share details with others. Sync with other apps.

    ★ 4.85,750 ratingsBookFreeData updated 2026-09-14
  2. Siddur HD for iPad app icon

    Siddur HD for iPad

    RustyBrick, Inc.

    Daven weekday prayers

    Access weekday prayer services with Ashkenaz, Sefard, Mizrachi, and Nusach Ari versions. Track real-time prayer times using GPS. Locate nearby minyanim with a database. Include standard brachos and daily services like Shacharis, Mincha, and Maariv.

    ★ 4.721 ratingsReference$19.99Data updated 2026-09-08
  3. Pravoslavni Kalendar Pro app icon

    Pravoslavni Kalendar Pro

    Ivan Marinkovic

    Track dates, feasts, and fasts

    Displays a church calendar from 2012 to 2030 with daily dates in both Gregorian and Julian calendars, monthly feasts, and types of fasts. Adjusts movable feasts and fasts according to Easter.

    ★ 0.00 ratingsReference$3.99Data updated 2026-09-09
  1. When Does app icon

    When Does

    Paul T Cottey

    Know when holidays occur each year.

    The app displays the dates for numerous holidays and the start and end of US Daylight Savings Time. Users can add holidays to their calendar or send them via email.

    ★ 5.02 ratingsReference$0.99Data updated 2026-10-10
  2. Star Walk 2 Plus: Live Sky Map app icon

    Star Walk 2 Plus: Live Sky Map

    Vito Technology Inc.

    Explore celestial objects and constellations

    View celestial objects like stars, planets, and constellations using device sensors and GPS. Tap to identify objects and learn about their properties. Explore detailed information on celestial events and navigation. Share observations with others.

    ★ 4.695,312 ratingsEducationFreeData updated 2026-09-11
  3. Siddur Zmanim Luach Minyanim app icon

    Siddur Zmanim Luach Minyanim

    RustyBrick, Inc.

    Daven with multiple nusach versions

    Access weekday with Ashkenaz, Sefard, Sefardi Mizrachi, and Nusach Ari prayer versions. View real-time based on GPS location. Find nearby using a database. Access a Jewish calendar for prayer guidance.

    ★ 4.6263 ratingsReference$9.99Data updated 2026-10-29
  4. Recycle Coach app icon

    Recycle Coach

    Municipal Media Inc

    Sort waste with local guidelines

    Track recycling schedules and receive collection reminders. Search for recycling guidelines to sort items correctly. Access location-specific information for local waste management programs.

    ★ 4.825,143 ratingsReferenceFreeData updated 2026-09-10
  5. Catholic Liturgical Calendar app icon

    Catholic Liturgical Calendar

    Joseph Stalin Alucious Selvaraj

    Track holy days and seasonal dates

    Track Holy Days and Feasts for any year. View dates for Advent, Christmas, Lent, and The Triduum. Identify start and end dates of seasons. Access information on mobile.

    ★ 4.6236 ratingsReferenceFreeData updated 2026-09-11
  6. Star Walk 2 Pro: Sky Map Live app icon

    Star Walk 2 Pro: Sky Map Live

    Vito Technology Inc.

    Explore stars, constellations, and celestial bodies

    Explore the night sky by pointing your device toward the sky. Identify stars, comets, constellations, and celestial bodies. Tap to view detailed information about each object. Sync with GPS and device sensors for accurate positioning.

    ★ 4.767,316 ratingsEducation$2.99Data updated 2026-10-30
  7. Ethiopian Calendar & Holidays app icon

    Ethiopian Calendar & Holidays

    Fekadesilassie Ayenew

    Scroll through days, view Bahire-Hasab insights

    View and navigate the with endless scrolling and intuitive controls. Access accurate Bahire-Hasab calculations for each year. Receive holiday reminders and set custom notifications. Convert dates between and Gregorian formats.

    ★ 4.8288 ratingsProductivityFreeData updated 2026-09-06
  8. 万年历-日历天气黄历农历查询工具 app icon

    万年历-日历天气黄历农历查询工具

    Chongqing YouLoft Tech. Co., Ltd

    Check lunar dates and track weather

    View lunar and solar calendars side by side. Track festivals, work breaks, and holidays. Set reminders for birthdays and anniversaries. Add notes and manage schedules. Check weather forecasts based on lunar calendar data.

    ★ 4.76,982 ratingsUtilitiesFreeData updated 2026-09-08
  9. Litourgia app icon

    Litourgia

    Schools of the Greek Orthodox Archdiocese of Beirut

    ★ 5.010 ratingsReferenceFreeData updated 2026-09-09
  10. The U.S. Presidents app icon

    The U.S. Presidents

    Ratha Sou

    Explore biographies and Wikipedia details offline

    Access detailed biographies of U.S. with offline and online Wikipedia links. View birth and death dates, full names, vice , and presidential terms. Explore notable quotes, fun facts, and career history before and after presidency.

    ★ 4.82,298 ratingsReferenceFreeData updated 2026-09-08
  11. Photo Collage Layout Maker app icon

    Photo Collage Layout Maker

    Honk Honk Punch Pty Ltd

    Create collages with photos and stickers

    Create collages by combining up to 20 photos with backgrounds, stickers, and drawing tools. Apply filters, borders, and fonts to enhance images. Share collages on Facebook, Instagram, and other platforms.

    ★ 4.86,079 ratingsPhoto & VideoFreeData updated 2026-09-08
  12. Smartlist Local Directory app icon

    Smartlist Local Directory

    Lionscribe Software LLC

    Connect to Jewish communities and contacts

    Residential and business listings are integrated with contacts for caller information. Search and dial contacts or listings directly. Access community directories for Jewish communities. View detailed contact information and business details.

    ★ 4.87,636 ratingsReferenceFreeData updated 2026-09-08
  13. Moatheni: Muslim Prayer Times app icon

    Moatheni: Muslim Prayer Times

    ali gayed

    Track and Qibla direction

    Calculate and Qibla direction for any global location with high accuracy. Set automatic notifications. Use widgets of various sizes and backgrounds. Track schedule and receive reminders.

    ★ 4.619,904 ratingsUtilitiesFreeData updated 2026-09-08
  14. Bible Heroes app icon

    Bible Heroes

    Yummy and Yummy, LLC

    Explore with a picker wheel

    Explore detailed profiles of from the Old and New Testament. Use the picker wheel to select a hero and view their story. Scroll through sections for in-depth information and key facts about each character.

    ★ 3.19 ratingsReferenceFreeData updated 2026-09-08
  15. Events in Islamic History app icon

    Events in Islamic History

    Faisal Sultan

    Track and holidays

    Track and holidays with detailed information. View in Hijri and Gregorian dates. Access event descriptions. Share upcoming with friends. Receive notifications on event days.

    ★ 4.8248 ratingsReferenceFreeData updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.