Comparison

Calendars vs Habit Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calendars

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.

Highlights
  • Calendar, task, and habit management
  • Daily, weekly, and monthly views
  • Natural language event creation
  • To-do list organization
  • Cross-device syncing
  • Meeting platform integration
Features
Read full description

Calendars by Readdle is the all-in-one calendar, task manager, daily planner, and habit tracker — seamlessly working across all your Apple devices: Mac, iPhone, iPad, and Apple Watch. Plan your day, build better habits, boost productivity, and stay organized with powerful features and smooth sync between all your devices. What you can do with Calendars: • View and manage your calendar with daily, weekly, and monthly views • Create events, set reminders, and never miss important dates • Use the built-in agenda planner to focus on what matters most • Organize your to-do list and manage your tasks with ease • Quickly add events or to-do items using natural language • Build routines and track your habits to stay consistent • Take a guided productivity course to improve time management and focus • Sync across devices with Google Calendar, iCloud, and more • Customize your planner calendar with color coding and widgets • Join Zoom, Google Meet, or GoToMeeting directly from your calendar • Stay in control of your time, wherever you are Whether you're planning a busy workday, building new habits, or working on personal growth, Calendars brings everything together to help you own your time — across all your Apple devices. Privacy Policy: https://readdle.com/calendars/legal/privacy Terms of Service: https://readdle.com/calendars/legal/terms Have questions, comments, or issues? Don’t hesitate to reach out to us at http://readdle.com/contact

About

Habit Tracker

This app helps you build lasting habits and achieve your goals through simple daily planning and routine tracking. It offers features like syncing with health data, group challenges, and insightful analytics to support your self-care and personal growth journey.

Highlights
  • Build and quit habits
  • Flexible goal tracking with specific units
  • Group habits and friendly competition
  • Insightful stats and habit reports
  • Mood and HRV stress tracking
  • Smart and multiple reminders
  • Widgets for easy access
  • Focus timer and daily inspiration
Features
Read full description

Habit Tracker: A simple daily planner to schedule and track your routine, making it easy to build lasting habits.  Join 15M+ happy users, achieve your goals, and make every day count! More than a self-care companion, it lets you share with others to grow and improve together. ----Useful Features---- Sync with Apple Health: Track water intake, steps, sleep, exercise, and calories to seamlessly monitor your wellness journey. Build & Quit Habits: Create positive routines or break free from bad habits with tailored tracking. Flexible Goal Tracking: Measure progress with specific units (e.g., minutes, glasses of water), not just checkmarks. Group Habits: Stay motivated by building, reminding, and tracking habits with friends or loved ones. Insightful Stats: Get detailed analytics to evaluate and celebrate your progress. Habit Reports: Weekly, monthly, and yearly reports to visualize your growth. Mood Tracking: Monitor your mental wellness to stay balanced and mindful. Smart Reminders: Set time- or location-based reminders to stay on track effortlessly. Multiple Reminders: Add as many reminders as needed for any habit. Custom Sounds: Record or import unique reminder sounds for a personal touch. Widgets for Easy Access: Use Home Screen & Lock Screen to log habits instantly without opening the app. HRV Stress Monitor: Track your heart rate variability (HRV) to measure stress levels and gain insights into your well-being Habit Diary: Jot down notes to reflect on your journey in a personal habit memo. Focus Timer: Stay focused with natural sounds & create a calming, distraction-free environment Cloud Sync: Back up and sync your data across devices for seamless access. Daily Inspiration: Enjoy motivational wallpapers and quotes to keep you inspired. Privacy Protection: Secure your data with FaceID or TouchID. Friendly Competition: Compete with friends to see who’s crushing their habits. ADHD Planner: ADHD friendly plans built-in to help. Dark Mode: Sleek design for a comfortable experience, day or night. Habit Tracker helps you simplify your daily routine, clear your mind, stay on track with your goals, and build a better life. Download now! Perfect for ADHD users, this app simplifies planning and tracking to help you stay focused, build routines, and thrive with ease. NOTE: Habit reads data for some habits from Apple Health app (Steps, energy, walking, running ..etc). No data is being sent outside of your device. Health app access required. EULA: https://www.eulatemplate.com/live.php?token=MRcYNs6U8BXMLSDWG0BzEqLPPtL2Vc46

Screenshots

Calendars4 screens
Habit Tracker4 screens

Verdict

The call

Calendars and Habit Tracker both sit at 4.7 stars, but that hides the real split: 69% of Habit Tracker's written reviews are positive against 55% of Calendars's. Habit Tracker also leads on iOS requirement (15.0 vs 18.2). On price, rating, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calendars sells 17 in-app purchases, starting at $3.99 per month and Habit Tracker sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Calendars against 4.8 for Habit Tracker. Both are backed by a comparable volume of ratings — 122K and 145K respectively. Written reviews are what separate them: 55% of Calendars's written reviews are positive against 69% of Habit Tracker's.

UpkeepUpdate frequency

Calendars ships an update every 11 days, Habit Tracker every 6 days. Both last shipped on September 24, 2026.

Scorecard2 real differences · 9 level
Calendars versus Habit Tracker: the parameters behind the verdict, then further details
ParameterCalendarsHabit Tracker
PriceFreeFree
Rating4.7 (122K ratings)4.8 (145K ratings) — better
Positive reviews55.4% of reviews69.3% of reviews — better
Number of ratings122K145K — better
Update frequencyEvery 11 daysEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#103 — better#122
DevicesiPhone, iPad, Mac, Apple WatchiPhone, iPad, iPod, Apple Watch
Requires iOS18.215.0 — better
Further details — not scored
Size407 MB324 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedInnerGrow

Customer experience

Calendars

All ratings121,639 ratings
Positive93.8%
Neutral3.1%
Negative3.1%
Written reviews1,247 reviews
Positive55.4%
Neutral8.9%
Negative35.7%

Habit Tracker

All ratings145,477 ratings
Positive95.3%
Neutral2.4%
Negative2.3%
Written reviews1,639 reviews
Positive69.3%
Neutral8.2%
Negative22.5%

User reviews

Calendars

From 122K App Store ratings

What we love

  • 🌟 Excellent calendar app
  • 👍 Easy to use and organize
  • 🎨 Helpful color-coding
  • 📆 Seamless integration with other calendars
  • 🗓️ Detailed monthly/weekly views

Room to improve

  • 🐛 Occasional glitches and data loss
  • 💰 Concerns over subscription model
  • 🕰️ Cumbersome date/time selection process
  • 🔍 Limited location search functionality
  • 🔄 Sync issues between devices

Habit Tracker

From 145K App Store ratings

What we love

  • 👍 Customizable and user-friendly interface
  • 🚀 Efficient and intuitive habit tracking
  • 💡 Comprehensive data visualization and progress tracking
  • 🔒 Secure and reliable app with no ads
  • 💰 Affordable one-time premium purchase option

Room to improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Lack of iCloud sync and cross-device support
  • 🔒 Limited free version with restricted features
  • 🕰️ Inflexible habit scheduling options

Bugs and requests

Calendars

Reported bugs

3 issues
  • Disappearing events and appointments
  • Upgrade process causing data loss
  • Freezing and crashing on certain devices

Requested features

5 requests
  • Recurring events for free users
  • Customizable widgets and app icons
  • Ability to archive/restore past events
  • Improved Apple Watch integration
  • Shared calendars and family management

Habit Tracker

Reported bugs

4 issues
  • Habit data not syncing correctly across devices
  • Habit reminders not working as expected
  • Unexpected behavior when editing habit details
  • App crashes or freezes during use

Requested features

5 requests
  • Add ability to track 'negative' habits or limits
  • Improve habit editing and rearranging functionality
  • Implement more flexible habit scheduling options
  • Enhance Apple Watch integration with timer and tracking features
  • Provide option to export data in CSV format

In-app purchases

17 purchases

Calendars

Subscriptions8
  • Calendars PRO 1 Month$3.991 Month
  • Calendars by Readdle: Interesting Calendars1 Month trial$3.991 Year
  • Calendars PRO 1 Month7 Days trial$3.991 Month
Show 5 more
  • Calendars PRO 1 Year7 Days trial2 variants$19.991 Year
  • Calendars PRO 1 Year1 Year trial$19.991 Year
  • Calendars PRO 1 Year14 Days trial$19.991 Year
  • Calendars PRO 1 Year7 Days trial$21.991 Year
  • Calendars PRO 1 Year7 Days trial$29.991 Year
One-time9
  • Calendars PRO LifetimeFree
  • Invites & Attendees Upgrade$1.99
  • Smart Input Upgrade$1.99
Show 6 more
  • Full Upgrade$4.99
  • Interesting Calendars$5.99
  • My schedule planner, Organizer$6.99
  • Full Pack$12.99
  • Reminders & Calendars$19.99
  • Recurring Events$31.99
6 purchases

Habit Tracker

Subscriptions3
  • Monthly Premium$2.991 Month
  • Enhance Yourself3 Days trial$5.991 Year
  • Habit Premium Yearly$7.991 Year
One-time3
  • Habit Promo$7.99
  • Lifetime Member$9.89
  • Lifetime Family$12.99

Questions

Is Calendars free?
Calendars is free to download, with in-app purchases available.
Is Habit Tracker free?
Habit Tracker is free to download, with in-app purchases available.
Which has better reviews, Calendars or Habit Tracker?
Habit Tracker is rated higher. Calendars averages 4.7 out of 5 from 122K ratings, while Habit Tracker averages 4.8 from 145K ratings.
Do Calendars or Habit Tracker have ads?
Neither Calendars nor Habit Tracker shows ads.
Which is updated more often, Calendars or Habit Tracker?
Calendars ships an update every 11 days, and Habit Tracker every 6 days. Most recently, Calendars was updated on September 24, 2026 and Habit Tracker on September 24, 2026.
Which is more popular, Calendars or Habit Tracker?
Calendars currently peaks at #103 in the App Store charts, and Habit Tracker at #122. Chart position reflects recent download velocity rather than total install base.

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