Calendar Clock vs 证件水印
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.
证件水印
This utility app allows users to add text watermarks to documents and photos, protecting personal information from misuse. It supports batch processing for up to 50 images and can export in PDF or image formats, including an A4 print mode.
- Add text watermarks
- Protect privacy information
- A4 copy print mode
- Export PDF or image
- Batch watermark up to 50 photos
- No network requests
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证件水印 App 是一款为证件、照片添加文字水印的小工具,保障您的隐私信息不被盗用。 - 支持制作 A4 复印打印模式,导出 PDF 或图片格式 - 支持最多 50 张照片批量添加水印 证件水印 App 不会记录任何信息,无网络请求,不会发送任何数据请求,请放心使用。 如果遇到问题,请在设置的反馈中联系我们。
Screenshots
Verdict
The clearest difference is review sentiment: 证件水印 at 92% against Calendar Clock's 0%. 证件水印 also leads on update cadence (every 14 months vs every 41 months) and iOS requirement (14.0 vs 26.5). Calendar Clock's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, monetization model 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
Calendar Clock costs $0.99 and 证件水印 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calendar Clock ships an update every 41 months, 证件水印 every 14 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.
| Parameter | Calendar Clock | 证件水印 |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | — | 5.0 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 92.0% of reviews — better |
| Number of ratings | — | 12 — better |
| Update frequency | Every 41 months | Every 14 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.5 | 14.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 2 MB |
| Age rating | 4+ | 12+ |
| Developer | Systemiko Inc. | 阳理 江 |
Customer experience
Calendar Clock
证件水印
In-app purchases
Calendar Clock
No in-app purchases
证件水印
No in-app purchases









