TOP 5 iOS Calendar Apps 2025: Best Free Schedule Management Apps Reviewed

In today's busy world, efficient time management has become essential rather than optional. Finding the optimal schedule management app that fits your lifestyle is crucial. Our daily lives are filled with various meetings and events, tasks with clear deadlines, and urgent to-dos that need immediate attention.

That's why we often end up managing our hectic schedules across multiple apps - Notion, Google Calendar, Reminders, Notes, and even KakaoTalk's "chat with myself" feature. Sometimes, having too many apps to manage can make things even more complicated, right? 😫

Today, we've personally tested and analyzed the most popular iOS calendar apps of 2025. If you're an iPhone user looking for effective time and schedule management apps, pay attention!

Table of Contents

1. 2025 iOS Calendar App Selection Criteria

2. TOP 5 Calendar App Rankings

3. Detailed App Reviews

4. Recommended Apps by User Type

5. Frequently Asked Questions

iOS Calendar App Selection Criteria (2025 Latest)

To choose the perfect app, we've evaluated based on these 6 criteria:

• User Experience (UX): Intuitive interface and convenient operation

• Feature Diversity: Completeness of calendar, tasks, notifications, and sync functions

• Sync Performance: Integration with Google Calendar, Apple Calendar, and other services

• Value for Money: Proper balance between free and paid features

• Update Frequency: Continuous feature improvements and bug fixes

• User Satisfaction: Real user reviews and ratings

TOP 5 iOS Calendar App Rankings

1st Place 🏆 Hero - Overall Score: 98/100

"The ultimate AI-powered productivity app"

This innovative schedule management app was created by former Meta developers from Silicon Valley. Used by over 100,000 people worldwide, it's an all-in-one AI daily assistant app that combines 'calendar, todos, routines, and notes' in one place. AI features throughout the app minimize complex and unnecessary tasks while maximizing daily productivity.

Notably, even hastily scribbled notes on paper can be registered as 'schedules' with Hero's scan feature! The AI voice function is secretly smarter than Siri. 🤫 It's also verified by reviews from the ADHD community. Plus, all of this is currently available 100% free!

Key Features:

• Never Miss Notifications: Absolute notification system that works even in Do Not Disturb mode

• AI Voice Input: Add schedules with one phrase like "Schedule dentist appointment for tomorrow 5 PM"

• Morning Briefing: AI function that automatically organizes your daily schedule

• Partner Sharing: Share schedules and tasks with couples and family

• Text Scanning: Digitally save paper memos with one photo

Pros:

• 100% free (no ads)

• Perfect integration with Google Calendar and Apple Calendar

• Powerful AI features: voice input, text scanning, etc.

• Partner sync mode support

• One-tap partner nudge feature

Cons:

• Currently only available on iOS (Android not released yet)

Recommended for: Gen Z professionals, couples, ADHD users, free app preference users

2nd Place 🥈 Fantastical - Overall Score: 92/100

Fantastical is an award-winning calendar app that provides intuitive design and beautiful full calendar views. It focuses particularly on calendar functionality, making it effective for users who need to manage various personal/work calendars. However, it doesn't provide features like daily task briefings or routine management outside of calendars, making it somewhat limited. Many features like calendar sharing are offered as paid services.

Key Features:

• Multi-calendar integrated management

• Widget and Apple Watch support

• Built-in task management

Pros:

• Sophisticated design and excellent UX

• Various calendar service integrations

Cons:

• Monthly subscription $4.99 (Annual $39.99)

• Some features are premium-only

Recommended for: Design-focused users, premium feature seekers

3rd Place 🥉 Todoist - Overall Score: 88/100

Todoist is a task management app with minimal design that's easy to start and use intuitively. The 'Today View' feature helps you focus on today's tasks without distractions. It's helpful by showing immediate tasks rather than overwhelming todos. However, it has the disadvantage of not being able to utilize various features like calendar, notes, and routine management in one place.

Key Features:

• Project-based task management

• Priority level settings

• Productivity statistics and insights

• Calendar integration

Pros:

• Powerful task management features

• Excellent team collaboration features

• Multi-platform support

Cons:

• Calendar functionality is relatively weak

• Advanced features are paid (monthly $5)

4th Place TimeTree - Overall Score: 84/100

TimeTree allows you to create calendars by groups - family, partners, friends, colleagues, etc. It serves well as a shared calendar with features like schedule notifications, Google Calendar integration, and shared todos.

Key Features:

• Family/group calendar sharing

• Photo attachment feature

• Built-in chat function

• Anniversary notifications

Pros:

• Intuitive family sharing features

• Free to use

Cons:

• Lacks personal productivity features

• Limited for business use

• Interface not familiar to Apple design users

Recommended for: Family unit users, parenting moms/dads

5th Place Evernote - Overall Score: 80/100

Evernote is one of the longest-running note apps. Starting as a note-based app, it has evolved into a comprehensive solution for managing schedules, tasks, and ideas. While useful for managing ideas and content, it still has limitations for personal daily schedule and todo management.

Key Features:

• Web page capture

• File/document/image storage for meeting notes, receipts, manuals

• Connecting meetings with meeting notes

Cons:

• Limited intuitive todo management for iOS users

• Somewhat restricted free version features

• Premium plans exist: starting from $14.99/month

Recommended Apps by User Type

🎯 Gen Z Professionals

1st: Hero - Attractive AI features and free offering
2nd: Fantastical - Sophisticated design and work efficiency

👨‍👩‍👧‍👦 Parents/Newlyweds

1st: Hero - Partner sharing features and nudge notifications
2nd: TimeTree - Family-centered shared calendar

🎓 Students/Job Seekers

1st: Hero - Free + routine management features
2nd: Todoist - Optimized for academic project management

🧠 ADHD Users

1st: Hero - Never-miss schedule management with AI features and absolute notifications 2nd: Fantastical - AI-based convenient schedule addition

🤫 Frequently Asked Questions

Q1. Is Hero a free app? A: Yes, it's currently offered 100% free! (Download quickly before this ends) Despite being 100% free, it provides premium app-level features like AI functionality, partner sharing, and absolute notifications.

Q2. Does Hero integrate well with Google Calendar? A: Hero integrates perfectly with Google and Apple calendars. You can use additional new features while maintaining your existing schedules.

Q3. Is Hero good for couples to use together? A: Yes, Hero's 'partner sync' feature can be used with various connections - not just couples, but also friends, family, and project team members. You can send nudge notifications with one tap for things your partner might miss, and it provides topic-based conversation spaces to streamline communication!

Q4. I have ADHD - is Hero suitable? A: We strongly recommend Hero AI for ADHD users! It's actually verified by reviews from the US ADHD community. The 'absolute notification' feature that works even in Do Not Disturb or silent mode is a powerful function that helps ADHD users never miss and execute tasks.

🚀 2025's Best iOS Calendar App

Hero has established itself as more than just a schedule management app - it's a true AI productivity assistant. The fact that it was created by Silicon Valley Meta alumni entrepreneurs to solve inconveniences they personally experienced means it accurately reflects real user needs!

The seamless connection of task management, note organization, routine management, and partner sync in one app is Hero's unique strength that's hard to find in other apps. The voice AI features and AI text scanning are truly innovative! We strongly recommend it for iPhone users with ADHD tendencies or those needing efficient time management.

🚨 Currently offering all features 100% free, you can experience premium app-level quality without burden. Since we don't know when the free period will end, download from the App Store right now and upgrade your productivity to the next level!

📱 Hero App Download Link: https://tryhero.app/
If the link doesn't work, search "Hero" in the App Store!

This post was written as of July 2025, and app features and pricing may change with updates.