Comparison

Calendars vs Momentum Maker

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 calendar, task management, and habit tracking to boost productivity and organization. It offers seamless syncing across Apple devices and integrates with popular services like Google Calendar. Plan your day, manage tasks, and build routines with customizable views and features.

Highlights
  • Calendar and task management
  • Habit tracking and routine building
  • Cross-device syncing
  • Natural language event creation
  • Integration with Google Calendar and Zoom
  • Customizable views and widgets
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

Momentum Maker

Features
Read full description

Build momentum. Achieve more. Momentum Maker is your personal coach for life’s goals — whether you’re chasing fitness milestones, planning career growth, or building daily habits that stick. With a powerful blend of goal-setting tools, AI-powered guidance, and weekly reflection prompts, Momentum Maker helps you start strong and stay consistent. Key features: • Personalized Goal Coaching – Smart check-ins and dynamic questions based on your journey • Momentum Tab – Habit tracking, gratitude journal, and reflection space in one place • AI Coach – Your always-on accountability partner • Weekly + Monthly Reviews – Look back, plan ahead, and refine your path • Progress Visualization – See your momentum build with encouraging feedback Whether you’re launching a side project, training for a triathlon, or just trying to be more intentional, Momentum Maker gives you clarity, structure, and support. Start your journey. Build your momentum.

Screenshots

Calendars4 screens
Momentum Maker4 screens

Verdict

The call

The clearest difference is in-app purchases: Momentum Maker at none against Calendars's 10. Calendars's advantage is ads (none vs shown) and chart position (#121 vs unranked). On price, update cadence and iOS requirement 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 10 in-app purchases, starting at $3.99 per month. Momentum Maker asks for nothing beyond the download.

UpkeepUpdate frequency

Calendars ships an update weekly, Momentum Maker every 9 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 7 level
Calendars versus Momentum Maker: the parameters behind the verdict, then further details
ParameterCalendarsMomentum Maker
PriceFreeFree
Rating4.7 (123K ratings) — better—
Positive reviews55.8% of reviews—
Number of ratings123K — better—
Update frequencyWeekly — betterEvery 9 days
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemium—
Best chart rank#121 — better—
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPad
Requires iOS18.218.2
Further details — not scored
Size413 MB24 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedMichael Schubert

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

Momentum Maker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Calendars

Subscriptions6
  • 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 3 more
  • Calendars PRO 1 Year7 Days trial$19.991 Year
  • Calendars PRO 1 Year1 Year trial$19.991 Year
  • Calendars PRO 1 Year7 Days trial$21.991 Year
One-time4
  • Smart Input Upgrade$1.99
  • My schedule planner, Organizer$6.99
  • Full Pack$12.99
Show 1 more
  • Recurring Events$31.99
None

Momentum Maker

No in-app purchases

Questions

Is Calendars free?
Calendars is free to download, with in-app purchases available.
Is Momentum Maker free?
Momentum Maker is free to download, with no in-app purchases.
Do Calendars or Momentum Maker have ads?
Momentum Maker shows ads; Calendars does not.
Which is updated more often, Calendars or Momentum Maker?
Calendars ships an update weekly, and Momentum Maker every 9 days. Most recently, Calendars was updated on November 7, 2026 and Momentum Maker on October 30, 2026.

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