249+ iOS apps curated and reviewed
Looking for free date calendar calculator apps? 19 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (29) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.7★ (9.1K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.5★ (130) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 3.4★ (66) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.9★ (1.5M) | No | No | Aug 2026 |
| 6 |  | Free | 4.8★ (180K) | Yes | Yes | Aug 2026 |
| 7 |  | Free | — | No | No | Aug 2026 |
| 8 |  | Free | 4.7★ (2.8K) | No | Yes | Aug 2026 |
This app helps you calculate date and time durations, add or subtract time from dates, and determine working days. It also converts between calendars and time zones, and estimates ovulation and pregnancy due dates. The design is simple and intuitive.
Calculate the exact number of days, hours, and seconds between any two dates. This tool also allows you to find the date before or after a specified period, making it useful for tracking deadlines, events, or financial products.
Easily solve date math problems with multiple calculation options. This intuitive app helps you find the difference between dates, add or subtract days, and calculate workdays. It's simple and user-friendly for all your date-related needs.
Calculate exact durations between times, including seconds, and account for time zone differences and DST. View results in various units and share them easily. Supports a wide year range.
Organize your entire schedule in one place. View events from multiple accounts, manage tasks, and plan gatherings with others. Stay on top of appointments, holidays, and birthdays with customizable views and shared calendars.
Easily track important dates and events with a customizable countdown timer. Set reminders, organize events with tags, and view upcoming dates on your home screen or Apple Watch. Syncs across devices and offers various counting options.
This app helps you save money with discounts and promotions from your favorite store. Collect points on every purchase to redeem for savings or special products. Easily access store flyers, find nearby locations, and enjoy exclusive member offers.
This comprehensive toolkit helps manage time, dates, and schedules with various calculators. Track work hours, plan shifts, convert time formats, and calculate differences between dates. Ideal for professionals, freelancers, and everyday users needing precise time management.
Easily calculate the duration between two dates, with or without accounting for the time of day. You can also add or subtract various time units from a specific date. The results are automatically converted into multiple units for your convenience.
A social marketplace platform where users can post ads and earn rewards for their listings and engagement. It aims to provide a better alternative to existing ad platforms by offering lower commissions, better support, and incentives for quality content.
Easily calculate the difference between dates, including business days, with side-by-side calendars. Add or subtract time periods and integrate with your device's calendar for event viewing and management.
Stay connected with college life, access important announcements, student discounts, and career advice. This app helps you view your timetable, join interest groups, and message fellow students.
Easily calculate the number of days between dates, with options to exclude holidays. Manage your schedule by creating events, setting alarms, and receiving timely notifications. This user-friendly tool simplifies time management.
Easily convert dates between various calendar systems, including Gregorian, Persian, Islamic, Hebrew, Japanese, and Indian. Calculate the time difference between any two dates with a simple and intuitive interface.
Calculate the duration between two dates or determine a future date by adding a specified duration. This utility app supports iOS 15 and includes a simple calculator function. It offers precise calculations with decimal places and handles years, months, weeks, and days.
This utility app offers precise calculations for dates and times, helping users manage events, projects, and track important dates. It provides features for calculating time differences, adding or subtracting dates and times, and determining exact age.
This app is designed for students to manage complex school schedules, including rotating periods and group events. It simplifies planning with friends and classmates, allowing users to share schedules and coordinate activities easily. Stay organized for high school and college with features tailored to student life.