Comparison

Twos vs HEY Calendar

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

Head to head
About

Twos

Quickly capture notes, to-dos, and reminders in one place. Access your information across all devices with seamless syncing and powerful search. Collaborate on lists and integrate with other reading apps.

Highlights
  • Quick note and to-do entry
  • Cross-device syncing
  • Powerful search functionality
  • Collaborative list sharing
  • Integration with reading apps
  • Rich text formatting
  • AI-powered chat for retrieval
Features
Read full description

Twos is the quickest place to write things down. Write a thing in seconds, then find it the moment you need it. Notes, to-dos, reminders, events, and lists all live in one simple place, synced to every device you use. • Write a thing in seconds from the app, a widget, or Siri • Save what's on your screen by saying "Save this to Twos" • Unfinished to-dos roll over to today on their own • Ask Twos Chat anything you've written, even months later • Reminders that repeat, follow your location, and sync with your calendar • Rich text: bold, italics, headings, code, and longer notes • Share a list and write it together, live • Bring in what you read from Instapaper, Readwise, Kindle, and Apple Books • Search everything you've ever written, instantly • Works offline and syncs when you're back • Use Twos on iPhone, iPad, Mac, Apple Watch, and the web Twos is free for life, with no limit on how much you write. Twos Plus adds templates, archive, week view, customization, unlimited AI chat, and more, across every device you use. Write down things that matter. Privacy policy: https://www.TwosApp.com/privacy Terms of service: https://www.TwosApp.com/terms

About

HEY Calendar

This calendar app organizes your schedule around days and weeks, reflecting how people naturally think. It supports habits, highlights important events, and accommodates flexible scheduling for tasks that don't have a fixed time. Enjoy a full-featured experience with unique twists on conventional calendar functions.

Highlights
  • Weekly view focus
  • Habit tracking
  • Event highlighting
  • Flexible scheduling for 'maybe' tasks
  • Event countdowns
  • Day labels for context
  • Color-coded sub-calendars
  • Flexible reminders
Read full description

Make your day. The all-new HEY Calendar puts time on your side. Week after week, not month after month People think in days and weeks, not months. What’s tomorrow? Later this week? Next week? The HEY Calendar is built around how you think, not how paper calendars were designed. Habits and highlights Establish a habit, stick with it. Circle important events so they stand out. Fill your days with memories or moments — not just events. “Sometime this week” mimics real life Need to get an oil change? Get some cash from the ATM? Write a thank you note? Maybe this week or next, just not exactly sure when you’ll have a chance? HEY knows “maybe” is a real thing. And plenty more The HEY Calendar is a full-featured calendar with many original twists on common — and not so common — conventions. Soon you’ll wonder why all calendars don’t work like this. - Set countdowns for anticipated events - Use Day Labels to add context to days - Set up color-coded sub-calendars - Flexible reminders so you don’t miss out

Screenshots

Twos4 screens
HEY Calendar4 screens

Verdict

The call

The clearest difference is in-app purchases: HEY Calendar at none against Twos's 10. Twos's advantage is review sentiment (90% vs 56%) and update cadence (daily vs fortnightly). On price, rating, ratings volume and ads 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. Twos sells 10 in-app purchases, starting at $4.99 per month. HEY Calendar asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Twos against 4.7 for HEY Calendar. Both are backed by a comparable volume of ratings — 393 and 659 respectively. Written reviews are what separate them: 90% of Twos's written reviews are positive against 56% of HEY Calendar's.

UpkeepUpdate frequency

Twos ships an update daily, HEY Calendar fortnightly. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard5 real differences · 5 level
Twos versus HEY Calendar: the parameters behind the verdict, then further details
ParameterTwosHEY Calendar
PriceFreeFree
Rating4.8 (393 ratings) — better4.7 (659 ratings)
Positive reviews89.9% of reviews — better56.4% of reviews
Number of ratings393659 — better
Update frequencyDaily — betterFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPad
Requires iOS16.0 — better17.2
Further details — not scored
Size152 MB64 MB
Age rating4+4+
DeveloperTwos Technologies Incorporated37signals LLC

Customer experience

Twos

All ratings392 ratings
Positive94.9%
Neutral1.3%
Negative3.8%
Written reviews139 reviews
Positive89.9%
Neutral3.6%
Negative6.5%

HEY Calendar

All ratings655 ratings
Positive90.1%
Neutral5.3%
Negative4.6%
Written reviews110 reviews
Positive56.4%
Neutral15.5%
Negative28.2%

User reviews

Twos

From 393 App Store ratings

What we love

  • 🚀 Simple and intuitive
  • 👍 Customizable and versatile
  • 🤖 Helpful AI assistant
  • 🗓️ Seamless calendar integration
  • 💡 Innovative features like Twos World

Room to improve

  • 🐛 Occasional bugs and sync issues
  • 🔍 Steep learning curve for some
  • 🗓️ Limited calendar functionality
  • 🔒 Concerns about privacy and data usage

HEY Calendar

From 659 App Store ratings

What we love

  • 🚀 Thoughtful and different approach
  • 👍 Lovely UI
  • 👍 Wonderful UI
  • 👍 Innovative features like 'Sometime this Week'

Room to improve

  • 🐛 Buggy and unreliable syncing
  • 🔍 Lacks integration with other calendars
  • 🔍 Missing key features like month/year view and search
  • 🔍 Clunky and unintuitive user experience

Bugs and requests

Twos

Reported bugs

3 issues
  • Added events not showing in calendar view
  • Crashes and freezes on some devices
  • Issues with photo imports and attachments

Requested features

6 requests
  • Dark mode option
  • Kanban board view
  • Pomodoro timer integration
  • Better task duration and scheduling in calendar
  • Improved organization with folders and hierarchical structure
Show 1 more
  • Custom recurring task options

HEY Calendar

Reported bugs

4 issues
  • Events not showing up on calendar
  • Notifications not working as expected
  • Frequent crashes and performance issues
  • Inability to edit events from external calendars

Requested features

5 requests
  • Two-way sync with other calendar services
  • Ability to set custom recurrence patterns
  • Integration with mapping/navigation apps
  • Family/shared calendar support
  • Calendar widget for quick access

In-app purchases

10 purchases

Twos

Subscriptions3
  • Twos Plus Monthly7 Days trial$4.991 Month
  • Twos Believer Monthly$4.991 Month
  • Twos Plus Yearly7 Days trial$39.991 Year
One-time7
  • Your week$1.99
  • Hyperlinks$1.99
  • Alerts$1.99
Show 4 more
  • Tags$1.99
  • Templates$1.99
  • AI$1.99
  • Buy all$11.99
None

HEY Calendar

No in-app purchases

Questions

Is Twos free?
Twos is free to download, with in-app purchases available.
Is HEY Calendar free?
HEY Calendar is free to download, with no in-app purchases.
Which has better reviews, Twos or HEY Calendar?
Twos is rated higher. Twos averages 4.8 out of 5 from 393 ratings, while HEY Calendar averages 4.7 from 659 ratings.
Do Twos or HEY Calendar have ads?
Neither Twos nor HEY Calendar shows ads.
Which is updated more often, Twos or HEY Calendar?
Twos ships an update daily, and HEY Calendar fortnightly. Most recently, Twos was updated on November 11, 2026 and HEY Calendar on November 7, 2026.

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