Comparison

Deco カレンダー vs Calcifon

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

Head to head
About

Deco カレンダー

Personalize your calendar with a variety of stylish wallpapers and themes. Easily manage your schedule with standard calendar functions, including adding, editing, and sharing events. Syncs with iCloud and Google Calendar for seamless integration.

Highlights
  • Customizable image and movie wallpapers
  • Date label font and size options
  • Add, edit, and remove schedules
  • Schedule sharing via mail and SNS
  • Integrated map function
  • Sync with iCloud and Google Calendar
Features
Read full description

Funny Calendar App, "Deco Calendar". Let us decorate calendar to choose your favorite wallpapers! You can choose Cute, Stylish, Simple, and Seasonal wallpapers. Of course, this app is implemented standard functions as Calendar app. # Original Twelve Wallpapers with 12 Months Mainly, wallpapers are designed by several creator's works,both images and movies. You can have a enjoyable experience by swiping through the calendar! You can choose calendar wallpaper templates at the "Deco Store", and you can get free. # Easy to Look as a Calendar. Care Accessibility; You can set calendar's font size and font style. If you have any plans for one day, you can find this schedule by dotted calendar-date label. Dots above the calendar-date label is colored with categorized events, like business or family. #Simply and Useful You can add, edit and delete schedules by tapping date-label. Incorporated interface iOS Standard Calendar App, you can operate familiar to edit schedule. And implemented map function, you can find a place to meet quickly not using map apps. # Sync with iOS Calendar You can sync schedules with your iCould account, and working on other calendars & schedule apps. Even though you uninstall this app, your schedule can be referred by iOS Calendar App and other app. And if you have Google Account, you can sync your schedule with Google Calendar. # Share your Schedule This app is incorporated sharing your schedule via mail, SNS Message, you can share schedule to your family, friend and partner. #Functions of this app - Choice the image and movie wallpapers. - Getting your favorite wallpaper - Choice the date-label fonts - Choice the font size of the date-label (Small / Mid / Large) - Addition, changing, removing the schedule. - Sharing schedules - Display the map - Sync with the iCould and Google Calendar

About

Calcifon

This multiplatform calendar app offers a simple and intuitive way to manage your schedule. It syncs with iOS and Google Calendars, allowing for easy event rescheduling and organization with color-coding. Premium features unlock additional views and customization options.

Highlights
  • Simple and intuitive interface
  • Drag & drop rescheduling
  • Color-coded events
  • Automatic sync with iOS and Google Calendar
  • Monthly & Daily schedule views (Premium)
  • iPad and Mac app support (Premium)
  • Customizable background image (Premium)
Features
Read full description

Calcifon is a simple and multiplatform schedule management app that stores and syncs events in cooperation with iOS calendars and Google Calendar. ■Calcifon features - Simple and Intuitive Simply slide left or right to switch month on the monthly schedule screen. Select a date and tap again to see a list of events for the day. - Reschedule with Drag & Drop Intuitively change the date of an event by drag & drop on the monthly schedule screen and also on the daily schedule screen. - Colorful Events Coloring events makes them easier to distinguish and helps you keep track of your schedule. - Automatic Sync with iOS and Google Calendar Sync events with iOS calendar and Google calendar, so the events can be synchronized across your Apple devices. - Monthly & Daily Schedule View (Premium) In the iPhone app, you can switch from the monthly schedule screen to the monthly & daily schedule screen. - iPad App (Premium) The schedule can be viewed on an iPad with a large screen. - Weekly Schedule & Monthly Schedule View (Premium) In the Mac app, you can switch from the main screen to the weekly schedule screen or monthly schedule screen. - Setting a Background Image (Premium) You can set a photo as the background of the main screen. - Notification Calcifon do not notify the notifications set for events. Notifications set to iOS calendar will be issued by the Apple’s calendar application, and notifications set to Google Calendar will be issued by Google with some notification methods, so please configure the notification settings on those applications. - Calcifon Premium Calcifon Premium is available with two purchase options: a monthly subscription, or a yearly subscription. As for the subscription options, Calcifon Premium automatically renews as a paid subscription, unless cancelled at least 24 hours before the date of renewal. The payment will be charged to Apple ID Account at confirmation of purchase. Your account will be charged for renewal within 24-hours prior to the end of the current period. You can cancel subscription anytime by turning off auto-renewal through your account settings. This must be done 24 hours before the end of subscription period to avoid being charged. The cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the basic service. We value the opinions of our users. We welcome your feedback. - Privacy Policy: https://kaurilab.com/calcifon/privacy-policy - Terms of Use: https://kaurilab.com/calcifon/terms-of-use

Screenshots

Deco カレンダー4 screens
Calcifon4 screens

Verdict

The call

The clearest difference is rating: Calcifon at 5.0 against Deco カレンダー's 4.0. Calcifon also leads on device support (4 vs 2). Deco カレンダー's advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence 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. Calcifon sells 2 in-app purchases, starting at $1.99 per month. Deco カレンダー asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calcifon holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

UpkeepUpdate frequency

Deco カレンダー ships an update every 5 weeks, Calcifon every 2 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
Deco カレンダー versus Calcifon: the parameters behind the verdict, then further details
ParameterDeco カレンダーCalcifon
PriceFreeFree
Rating4.0 (3 ratings)5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings3 — better2
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS14.0 — better15.0
Further details — not scored
Size4 MB41 MB
Age rating4+4+
DeveloperYuichiro IwaseKauriLab Inc.

Customer experience

Deco カレンダー

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Calcifon

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Deco カレンダー

No in-app purchases

2 purchases

Calcifon

Subscriptions2
  • Premium (1 month)$1.991 Month
  • Premium (1 year)$19.991 Year

Questions

Is Deco カレンダー free?
Deco カレンダー is free to download, with no in-app purchases.
Is Calcifon free?
Calcifon is free to download, with in-app purchases available.
Which has better reviews, Deco カレンダー or Calcifon?
Calcifon is rated higher. Deco カレンダー averages 4.0 out of 5 from 3 ratings, while Calcifon averages 5.0 from 2 ratings.
Do Deco カレンダー or Calcifon have ads?
Neither Deco カレンダー nor Calcifon shows ads.
Which is updated more often, Deco カレンダー or Calcifon?
Deco カレンダー ships an update every 5 weeks, and Calcifon every 2 months. Most recently, Deco カレンダー was updated on October 19, 2026 and Calcifon on October 9, 2026.

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