Calendar Clock vs Ike
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calendar Clock
This app displays the current year, month, week, and time on a single screen with a clean design. It offers customizable theme colors and functions as a desk clock. The app disables device sleep mode while active.
- All-in-one screen display
- Year, month, week, day, hour, minute, second
- Switchable theme colors (dark, light, green, blue)
- Disables device sleep mode
- Acts as a desk clock
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Time and date, beautifully together. Calendar Clock is a simple, elegant time-and-calendar app designed for iPhone and iPad. See the current time and the entire month at a glance, with a clean interface that stays out of your way. Features * Large digital clock — View the current system time clearly and instantly. * 24-hour or 12-hour format — Swipe across the clock to switch between 24-hour and AM/PM formats. * Monthly calendar — See the full month with the current year and month displayed above it. * Swipe through months — Swipe left or right on the calendar to move between months. * Today at a glance — Today's date is highlighted with a red circle. * Weekend highlighting — Saturdays and Sundays are displayed in red. * Multiple themes — Swipe up or down to change the screen theme. * Remembers your preferences — Your selected clock format and theme are preserved. * iPhone & iPad — Designed for both iPhone and iPad. Simple by design No complicated menus. No unnecessary controls. Just the time and the calendar, exactly when you need them. Calendar Clock — See time. See your day. Note that this application disables your device's sleep mode while running, so make sure you have enough battery life. *Important notice: Use the information recoded or functionality provided in / or generated with this application only as a rough indication, rough estimates or as a rough guide. Even though we do our best to provide you with confirmed information and tried-and-tested features, the accuracy and successful operation and performance of the application are NOT GUARANTEED by us. Users are strongly advised to confirm the information of their interest with other sources and not to ultimately rely on functionality and performance of this application. This application is provided “as is” and with all faults. You bear the risk of using it. We shall not be responsible or liable for any loss or damage of any kind incurred as a result of the use of functions or the content of this application. By using this application you are agreeing to these terms. If you do not agree to these terms do not use this application.
Ike
Organize your tasks using a priority matrix based on importance and urgency. Manage your to-dos with intuitive gestures, add due dates, multiple reminders, images, audio recordings, and detailed notes. This app helps you focus on what matters most.
- Priority matrix organization
- Intuitive gesture controls
- Due dates and reminders
- Add images to tasks
- Audio recording attachments
- Detailed notes/descriptions
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Done is a playful to-do list in the spirit of priority matrix. Organize tasks by importance and urgency. Manage tasks using intuitive gestures. Prioritize tasks, todos, and reminders into a priority matrix depending on their importance/urgency. Prioritizing tasks upfront is the cornerstone of Done, prioritizing a task is the first thing you do, rather than selecting it afterwards. You can add a due date to a task to give it a deadline. At the same. time, you could add multiple time reminders to each task. Add an image to a task make the task has more information about it. You can also add an audio recordings to a task. If you want add a task with much more information, audio recording is the way to go. At last, you could add notes as descriptions to your tasks.
Screenshots
Verdict
The clearest difference is price: Ike at Free against Calendar Clock's $0.99. Ike also leads on update cadence (every 3 months vs every 41 months) and device support (4 vs 2). Calendar Clock's advantage is in-app purchases (none vs 1). On review sentiment 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
Ike is free to download; Calendar Clock costs $0.99 up front. Ike sells 1 one-off in-app purchase. Calendar Clock asks for nothing beyond the download.
Calendar Clock ships an update every 41 months, Ike every 3 months. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.
| Parameter | Calendar Clock | Ike |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 41 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 26.5 | 15.6 — better |
| Further details — not scored | ||
| Size | 4 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Systemiko Inc. | 余 张 |
Customer experience
Calendar Clock
Ike
In-app purchases
Calendar Clock
No in-app purchases
Ike
- Premium Version$1.99








