Calendars: Schedule Planner icon

Calendars: Schedule Planner

v5.37.25

Readdle Technologies

118.3K ratings

Report updated Apr 2, 2026

What Is Calendars: Schedule Planner?

Calendars by Readdle is a comprehensive, all-in-one productivity suite designed to unify calendar management, task tracking, and habit building within the Apple ecosystem. By integrating natural language processing with a highly visual interface, it targets busy professionals and students who require a seamless, cross-device experience. Currently, the app holds a strong market position with a 4.72-star rating, though it is navigating a period of user friction. While it excels in UI design, recent shifts in its monetization strategy—specifically gating core features behind a subscription—have led to a declining sentiment trend. The app is currently ranked #99 in the Productivity category (US), indicating a need to balance monetization with user retention.

What users think iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Mixed
User Interface and Design
Subscription Paywall... Show more

What does it look like?

What are the key features?

Natural Language InputDifferentiator

Create events and tasks by typing simple phrases

Unified Task & Calendar ManagementDifferentiator

Combines calendar, to-do, and habit tracking

Cross-Device SyncStandard

Sync across Apple devices

Video Call IntegrationStandard

Directly join meetings from events

Color-Coded OrganizationStandard

Customizable color coding

Guided Productivity CoursesDifferentiator

In-app educational content

What do users think? iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Mixed

Recent user voice shows a mixed sentiment. Users appreciate user interface and design and customer support, but report subscription paywall and data loss and sync issues.

What Users Love

User Interface and Design

Clean, easy to read, and thoughtfully designed

Customer Support

Responsive and helpful troubleshooting

Pain Points

Subscription Paywall

Basic features like recurring events now require payment

Data Loss and Sync Issues

Events disappearing after updates

High confidence · 49 reviews available

How is it ranked?

ChartRankChange
Grossing#99NEW
No ranking data for this selection.

What are the pros and cons?

Pros

  • High-quality UI/UX
  • Strong Apple ecosystem integration
  • Responsive customer support

Cons

  • Aggressive paywalling of basic features
  • Sync and data stability issues
  • Declining sentiment trend

What is the market outlook?

Growth Opportunities

  • AI-driven scheduling
  • Expanding educational content
  • Refining free tier value

Market Threats

  • Notion Calendar growth
  • Competitors with more generous free tiers
  • Demand for AI-automated planning

Who competes with Calendars: Schedule Planner?

The Nemesis

Any.do: To do list & Planner

Any.do: To do list & Planner

4.6 (50K)

Any.DO

Directly competes on the all-in-one productivity promise, combining tasks, calendar, and habit tracking.

What are the key takeaways?

Calendars: Schedule Planner is a divisive productivity app that is free with in-app purchases. With a 4.7/5 rating from 118.3K reviews, it receives mixed feedback from users. Users particularly appreciate user interface and design, though subscription paywall remains a common concern.

Best for: Busy professionals, students, and individuals seeking an all-in-one productivity solution to manage complex schedules across the Apple ecosystem.

How much does it cost?

Model: freemium

Tiers:
Free version with basic featuresPremium subscription for advanced features

Uses a freemium model to capture a broad user base, with premium features gated behind a subscription to monetize power users.

iOS Version

5.37.25

Release Date

Mar 5, 2013

iOS Price

Free

Independent intel to help builders create better apps.

No publisher influence. No third-party bias. Built with objectivity in mind to serve the builder community. Reports are continuously improved and refined. For informational purposes only.

Hope this helps & keep building! · Found an error?

Cite this report

Marlvel.ai. “Calendars: Schedule Planner Intelligence Report.” Updated Apr 2, 2026. https://marlvel.ai/intel-report/productivity/com-readdle-calendarslite

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