Comparison

Calendars vs ADHD Planner and Calendar

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

ADHD Planner and Calendar

This app helps manage daily tasks, events, and special dates with customizable reminders and flexible scheduling. It offers persistent notifications and task history to keep you organized and on track.

Highlights
  • Flexible task types
  • Efficient rescheduling
  • Recurring tasks
  • Persistent notifications
  • Customizable alert sounds
  • Task history
  • Emoji customization
Features
Read full description

Task Variety: Tailor tasks to any occasion with our flexible types: * General Tasks: Set flexible timings for personal reminders. * Event Tasks: Schedule fixed times for urgent matters. * Special Dates: Never forget birthdays, anniversaries, and holidays. * Shopping Lists: Organize your shopping efficiently. Efficient Rescheduling: Easily adjust individual or multiple tasks simultaneously. Recurring Tasks: Set tasks to repeat at intervals you choose, ensuring you never miss a beat. Persistent Notifications: Receive relentless alerts until you take action, ensuring no task is overlooked. Enhanced Notification Sounds: Choose from a variety of sounds to personalize your alerts. Task History: Completed tasks are saved, allowing you to review your accomplishments. Emoji Customization: Express yourself with thousands of emoji options for your tasks. Stay organized and never miss a beat with our comprehensive reminder app, designed for efficiency and ease of use. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calendars4 screens
ADHD Planner and Calendar4 screens

Verdict

The call

The clearest difference is review sentiment: ADHD Planner and Calendar at 93% against Calendars's 55%. ADHD Planner and Calendar also leads on rating (5.0 vs 4.7) and iOS requirement (16.4 vs 18.2). Calendars's advantage is ratings volume (122K vs 12) and chart position (#103 vs unranked). On price, update cadence, ads and in-app purchases 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 ADHD Planner and Calendar sells 6 in-app purchases, starting at $0.59 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ADHD Planner and Calendar holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calendars has 122K ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 55% of Calendars's written reviews are positive against 93% of ADHD Planner and Calendar's.

UpkeepUpdate frequency

Calendars ships an update every 11 days, ADHD Planner and Calendar weekly. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

Scorecard6 real differences · 5 level
Calendars versus ADHD Planner and Calendar: the parameters behind the verdict, then further details
ParameterCalendarsADHD Planner and Calendar
PriceFreeFree
Rating4.7 (122K ratings)5.0 (12 ratings) — better
Positive reviews55.4% of reviews93.3% of reviews — better
Number of ratings122K — better12
Update frequencyEvery 11 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#103 — better
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone
Requires iOS18.216.4 — better
Further details — not scored
Size407 MB31 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedViktor Yurov

Customer experience

Calendars

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

ADHD Planner and Calendar

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews30 reviews
Positive93.3%
Neutral0.0%
Negative6.7%

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

ADHD Planner and Calendar

Not enough reviews yet to summarise bugs or requests.

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

ADHD Planner and Calendar

Subscriptions5
  • Full version7 Days trial$0.597 Days
  • Full version7 Days trial$1.491 Month
  • Full version7 Days trial$1.991 Month
Show 2 more
  • Full version7 Days trial$14.991 Year
  • Full version7 Days trial$19.991 Year
One-time1
  • Full version$24.99

Questions

Is Calendars free?
Calendars is free to download, with in-app purchases available.
Is ADHD Planner and Calendar free?
ADHD Planner and Calendar is free to download, with in-app purchases available.
Which has better reviews, Calendars or ADHD Planner and Calendar?
ADHD Planner and Calendar is rated higher. Calendars averages 4.7 out of 5 from 122K ratings, while ADHD Planner and Calendar averages 5.0 from 12 ratings.
Do Calendars or ADHD Planner and Calendar have ads?
Neither Calendars nor ADHD Planner and Calendar shows ads.
Which is updated more often, Calendars or ADHD Planner and Calendar?
Calendars ships an update every 11 days, and ADHD Planner and Calendar weekly. Most recently, Calendars was updated on September 24, 2026 and ADHD Planner and Calendar on September 8, 2026.

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