Calcifon vs Daymark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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)
Read full descriptionHide 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
Daymark
Read full descriptionHide full description
Daymark turns the things you're looking forward to into beautiful countdowns you can see at a glance — on your Home Screen, Lock Screen, and in the app. Create a countdown for anything: a trip, a birthday, a launch, a wedding, a due date, or the last day of school. Pick a color theme and an emoji, choose how it counts, and Daymark keeps track for you. WIDGETS THAT ACTUALLY LIVE ON YOUR SCREEN • Home Screen and Lock Screen widgets in every size • Pin one countdown, or let a widget rotate through all of them • Detailed events show a live, ticking countdown right on the widget DAYS — OR DOWN TO THE SECOND • "Days" mode for a clean "12 days to go" • "Detailed" mode adds a time of day and a live days · hours · minutes · seconds countdown • Count UP mode too — track anniversaries, sobriety, or "days since" any date NEVER MISS THE MOMENT • Reminders before each event: 1 week, 1 day, 1 hour, and when it happens • A little celebration when a countdown hits zero MAKE IT YOURS (PRO) • 18 gorgeous color themes • Set a photo as the backdrop — on the card and the widget — and choose exactly what shows • Unlimited countdowns QUICK ADD • Add holidays in one tap • Pull birthdays straight from your Contacts SHARE THE COUNTDOWN • Send a countdown by text or email — friends can add it in a tap • Photo backdrops travel with the share • Export a gorgeous image for Stories SYNC & PRIVATE • iCloud sync keeps your countdowns on all your devices • No account, no ads, no tracking FREE & PRO Daymark is free with up to 3 countdowns and 2 themes. Daymark Pro is a one-time purchase — no subscription — that unlocks unlimited countdowns, all 18 themes, and photo backdrops. Start counting down to what matters.
Screenshots
Verdict
The clearest difference is update cadence: Daymark at daily against Calcifon's every 2 months. Calcifon's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support 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
Both are free to download. Calcifon sells 2 in-app purchases, starting at $1.99 per month and Daymark sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Calcifon ships an update every 2 months, Daymark daily. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.
| Parameter | Calcifon | Daymark |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 41 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | KauriLab Inc. | Adam hollett |
In-app purchases
Calcifon
- Premium (1 month)$1.991 Month
- Premium (1 year)$19.991 Year
Daymark
- Daymark Pro$3.99









