Kalendio app icon

Apps Like Kalendio for iPhone and iPad

Convert dates, calculate ages, track time

Calculate age based on birthdate. Convert dates between 9+ calendar systems including Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, and Ethiopian.

by Daniel Hanberg Alonso★ 0.00 ratingsUtilitiesFreeData updated 2026-09-26

Kalendio screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. Calzy app icon

    Calzy

    Raja Vijayaraman

    Calculate, edit, and organize equations

    Perform calculations with a clean interface. Store and reuse numbers using the Memory Area. Bookmark equations for quick access. Drag and drop values between calculations. Switch between scientific and basic modes. Export results as text or image.

    ★ 4.71,941 ratingsProductivity$1.99Data updated 2026-11-12
  2. ▸ Calculator + app icon

    ▸ Calculator +

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculate, convert, and solve equations

    Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.

    ★ 4.7899 ratingsUtilities$1.99Data updated 2026-09-08
  1. Prayer Times أوقات الصلاة app icon

    Prayer Times أوقات الصلاة

    Mustafa Alsebea

    Track and Islamic events

    Track , Qibla direction, and Islamic events. Set event notifications and view next via widget. Support multiple cities and monthly calendars. Adjust manually and hide/show as needed. Share monthly events and download custom adhan sounds.

    ★ 4.5179 ratingsUtilitiesFreeData updated 2026-09-08
  2. ConvertCalc app icon

    ConvertCalc

    Michael Riehl

    Convert units and calculate values

    Allows users to perform calculations and unit conversions within a single . It supports over 200 units across various categories. Users can input equations, view results, and convert units instantly.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06
  3. Planets app icon

    Planets

    Dana Peters

    Explore in 3D view

    Explore the solar system with 3D views of and the moon. Locate celestial bodies using 2D and 3D sky maps. Check visibility times for . Rotate a 3D globe to view planetary details.

    ★ 4.5972 ratingsUtilitiesFreeData updated 2026-09-08
  4. Age On Date Calculator App app icon

    Age On Date Calculator App

    Mohamed Ezzat

    Calculate age and differences quickly

    Calculate age and differences in years, months, and days. Determine total months, weeks, days, hours, and minutes between two dates. Share calculation results directly.

    ★ 4.357 ratingsUtilitiesFreeData updated 2026-09-20
  5. Calculator: All In One app icon

    Calculator: All In One

    Juan Fullana

    All calculations in one application.

    The app provides 33 different calculation functions, including scientific, health-related, and date calculators. It also offers unit conversion and timers, eliminating the need for multiple applications.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-11-15
  6. Jyotish Vedic app icon

    Jyotish Vedic

    Satyavrat Mehrotra

    Generate Birth Chart in and Tropical Zodiacs

    Calculates and displays Birth Charts using Siderial and Tropical Zodiacs. Shows Rasi Kundali in North, South Indian, and Western styles. Includes Bhava Chalit and Divisional charts. Uses Swiss Ephemeris for planetary positions.

    ★ 4.6184 ratingsLifestyle$12.99Data updated 2026-11-07
  7. Pocket Numerology app icon

    Pocket Numerology

    Vasja Ferrari

    Calculate numbers, get insights, explore compatibility

    Calculate numbers using Chaldean and Pythagorean methods. Chat with an AI guide for personalized insights. Get interpretations for life path, relationships, and career decisions. Explore meanings behind numbers and compatibility insights.

    ★ 4.6471 ratingsLifestyleFreeData updated 2026-09-10
  8. Bengali Calendar 2026 app icon

    Bengali Calendar 2026

    Ramesh P

    Track festivals, tithi, and auspicia

    Track festivals, tithi, and auspicious timings for . View daily horoscopes in Bangla. Set reminders for special events. Access detailed Panjika information for 1431-1430. Check nakshatra and lunar dates. Stay updated with cultural details.

    ★ 4.5153 ratingsReferenceFreeData updated 2026-09-16
  9. Simple Calendar・Schedule app app icon

    Simple Calendar・Schedule app

    Futoshi Niiho

    Schedule essential events and manage time efficiently

    Manage events and view dates with a clean calendar interface. Search for specific entries and set notifications. Access holiday data and customize styles. Backup data to ensure information is preserved.

    ★ 4.61,919 ratingsProductivityFreeData updated 2026-09-06
  10. Days since - Countdown app icon

    Days since - Countdown

    Inner Grow Limited

    Count down to events and dates

    Count down to events and dates. Track specific dates. View upcoming holidays and birthday reminders. Set expiration dates for food and items. Receive alerts for countdowns and reminders.

    ★ 4.81,325 ratingsProductivityFreeData updated 2026-09-06
  11. Yaş Hesapla app icon

    Yaş Hesapla

    OMER HODO

    Calculate age on Earth and other planets

    Enter a birth date to calculate current age. Determine age on other planets in the Solar System. Display results in years, months, and days. Share calculated age via social media.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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