Report updated Apr 30, 2026
OneCalendar Free - All in one calendar
For users seeking an all-in-one organizational hub to manage daily schedules, tasks, and personal records.
Overview · Full Intel report in progress
OneCalendar Free - All in one calendar is an established productivity app that is completely free. With a 4.7/5 rating from 63.7K reviews, it shows polarized user reception.
What is OneCalendar Free - All in one calendar?
Current Momentum
v1.6
Minor fixes, CalDAV improvements
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
ProductivityNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Automatically synchronizes with all existing iPhone calendars for centralized scheduling.
Provides a dedicated space for users to manage and track their daily tasks.
Allows users to create personal diary entries that support photo attachments.
Displays weather information directly within the application interface.
How much does it cost?
Who Built It?
Hoan Ngo
Providing versatile productivity and utility tools to help users manage schedules, communications, and local AI processing.
Portfolio
7
Apps
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Explore the full Hoan Ngo report
Portfolio breakdown, audience, momentum, and every app published by Hoan Ngo.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for OneCalendar Free - All in one calendar?
How's The Productivity Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for OneCalendar Free - All in one calendar
Key Takeaways
OneCalendar functions as a comprehensive personal organizer that combines calendar management with task tracking and journaling features.
Where Is It Heading?
Trend analysis
Available very soon