Best Free Iphone Calendar Apps

4.9😐(1.5M ratings)

Free

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.

What We Love

🚀 Essential app for staying organized
👍 Clean, intuitive, and easy to navigate
🔒 Seamless sync across devices
👍 Helpful integration with other apps
👍 Ability to set multiple alerts, share events, and color-code calendars

Room to Improve

🐛 Autofill suggestions overwrite event time
🔍 Search function not reliable
🔍 Inability to delete past/declined events
🔍 Confusing interface, cluttered month view
🔍 Lack of customization options for alerts and reminders

Simple Calendar Daily Planner by Komorebi Inc.

Easy Schedule, Tasks & Agenda

Strong Contender

4.6😊(6.4K ratings)

FreeAdsIn-App Purchases

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This app offers a streamlined calendar experience with a focus on simplicity and ease of use. It allows for easy sharing of schedules, extensive customization options like font size and color-coding, and secure passcode locking. It's ideal for users seeking a functional, minimalist organizer.

What We Love

🚀 Easy to use
👍 Customizable colors and design
💡 Helpful for organization
🚀 Simple calendar functionality
👍 Straightforward and clean interface

Room to Improve

🐛 Glitchy behavior (moving events, deleting, duplicating)
🐛 Language issues (randomly changing to Spanish)
🐛 Widget not working properly
🐛 Syncing issues between devices
🐛 Appointment times changing on their own

Google Calendar: Get Organized by Google

Easily plan & schedule

Worth Considering

Simple Calendar・Schedule app

4.5😊(132K ratings)

FreeIn-App Purchases

#17in Productivity

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This official app helps you manage your schedule and stay organized. It automatically adds events from Gmail, syncs across devices, and allows for shared calendars. You can also create tasks, customize views, and integrate with Google Meet for collaboration.

What We Love

🚀 Keeps me organized
🎨 Customizable colors
📅 Integrates with email and other calendars
🔔 Helpful reminders
🤝 Ability to share calendars

Room to Improve

🐛 Crashes and freezes
🕰️ Slow loading times
📆 Date on app icon doesn't change
🔀 Difficulty editing and managing events
🌈 Limited color options

More Free Iphone Calendar apps to explore

simple and cool calendar app

Calendar viewEvent creationSearch functionality

This app offers a streamlined calendar experience, focusing on essential features for easy event management. It's designed for users who prefer simplicity and a clean interface over complex functionalities. Get organized with core calendar tools and helpful notifications.

SimpleCal: Simple Calendar

(2.3K)

ad-supported

Fast, Easy Schedule Planner

Cross-platform sync (iCloud/Google)Event reminders (daily, weekly, monthly, yearly)Weather forecast integration

This app offers a straightforward way to manage your schedule, sync events across devices using iCloud or Google Calendar, and stay organized with reminders and weather forecasts. Its customizable interface and simple design make adding and editing events quick and intuitive.

(18K)

Calendars: Schedule Planner

2026 Daily Organizer・Reminder

Calendar, task, and habit managementDaily, weekly, and monthly viewsNatural language event creation

This app combines a calendar, task manager, daily planner, and habit tracker. It helps users plan their day, build habits, boost productivity, and stay organized with seamless syncing across all Apple devices. Features include event creation, to-do list management, natural language input, and integration with popular meeting platforms.

(122K)

All calendars in ONE place!

One Calendar

Integrates multiple calendar providersEasy-to-read overviewManage appointments and events

Consolidate all your digital calendars into a single, easy-to-read view. Manage appointments, events, and birthdays from various providers like Google, Outlook, iCloud, and more, all within one application.

(21K)

Calendar Organizer & Reminders

PocketLife Calendar

Calendar sharing with friends and familyFast sync with Google, Outlook, iCal, Yahoo, iCloudCreate events using natural language

Organize your life with a stylish and intuitive calendar app. It offers powerful customization, seamless syncing with popular services, and natural language event creation. Share events, set reminders, and personalize your calendar views.

(42K)

Manage and share your time

Saturn Calendar

Rotating period supportBlock schedule managementSocial schedule sharing

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.

(68K)

free

Custom Holiday Calendar

Create Your Own Holidays

Create custom holidaysAdd personal days offTrack work schedules

Design your personal yearly calendar by adding custom holidays, work schedules, and special events. This app offers complete control over what days are marked, ideal for personal use or professional tracking.

🔧 Utilities

(2.2K)

ad-supported

Simple Calendar - Calendar

Daily Planner - To Do List

OneCalendar: All in AI Planner

(0)

AI Calendar, Tasks & Focus

Calendar synchronizationTo-do list managementWeather forecasts

This app combines multiple productivity tools into a single interface. Manage your schedule, to-do lists, weather forecasts, and notes with photo diaries, all in one place.

Calendar Widget & Planner

(1)

free

Diary: day week month year

Calendar widgets for home screenDay, week, month, year plannersShare calendars and events

Organize your schedule with a comprehensive planner and diary. View your agenda on your home screen with customizable widgets, sync across multiple cloud services, and easily share events. Supports dark mode and AirPrint for convenient planning.

(1.2K)

Sea Calendar: Countdown Widget

Custom Wallpaper, Todo Planner

Customizable calendar with color-codingLive countdown home screen widgetsGoogle Calendar sync

Transform your device into a visually stunning and functional planner. This app lets you customize your schedule with color-coded events and create beautiful, live countdown widgets for your home screen. Seamlessly sync with your existing calendar and manage all your important dates in one place.

🔧 Utilities

(2)

The Shared Calendar for Groups

Teamup Calendar

View and update multiple sub-calendarsCentrally manage calendar via browserGranular access permissions

This app facilitates efficient information sharing and task completion for groups through a shared calendar. It allows for organizing people, scheduling work, managing availability, and securely sharing events with teams or external parties.

💼 Business

(9.7K)

freemium

WidgetCal-Calendar Widget

Check Schedules on LockScreen

Lock screen widget supportWeekly and monthly schedule viewsEvent and reminder display

View your weekly or monthly schedule directly on your Lock Screen without unlocking your device. This app displays events and reminders with customizable layouts, offering quick access to your personal occasions. It also integrates with other powerful calendar applications.

(1.5K)

Calendar · Planner & Reminders

Tasks, Agenda & To Do List AI

Intuitive day and month viewsUnified events and remindersNatural language event entry

This app offers a streamlined calendar experience with beautiful, intuitive views of your schedule. It unifies events and reminders, allows for quick natural language event entry, and provides contact history. It supports major calendar services and offers premium features through subscription.

(59K)

Calendar Op.2: Planner & Diary

Aesthetic Planner & Diary

Works with built-in iOS calendarMonth & list view with event titleMini pop-up for daily events

Organize your daily schedule with a clean and simple calendar app. It offers a beautiful month and list view with event titles, a mini pop-up for daily events, and seamless scrolling. Easily copy and paste events and search your schedule.

(13K)

Keep Your Busy Life Organized

Awesome Calendar Lite

Intuitive user interfaceCustomizable event colors and fontsDetailed weather forecast

This app is a comprehensive time management and personal planner designed to organize your life. It offers an intuitive interface, customizable views, weather forecasts, and the ability to add notes, events, and reminders easily. It syncs with existing iPhone calendars to consolidate your schedule.

(910)

Pronext Calendar Frame App

Pronext Calendar

Account creation for each family memberIntegration of multiple calendarsEasy event management

Organize family schedules on a dedicated touch screen device. This app allows for personalized accounts, integrates multiple calendars, and offers real-time synchronization for effortless coordination of events and appointments.