# SiteService vs Calendar Clock

The clearest difference is price: SiteService at Free against Calendar Clock's $0.99. SiteService also leads on review sentiment (30% vs 0%) and iOS requirement (8.0 vs 26.5). On update cadence, ads, in-app purchases and device support there is nothing between them.

SiteService is free to download; Calendar Clock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SiteService ships an update every 32 months, Calendar Clock every 41 months. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SiteService | Calendar Clock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/siteservice/id820996000/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | **30.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 32 months** | Every 41 months |
| Monetization | **Free** | Paid |
| Size | 73 MB | 4 MB |
| Requires iOS | **8.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [Systemiko Inc.](https://appshunter.io/developer/680630947) |

## What reviewers say

### SiteService

[App page](https://appshunter.io/ios/app/siteservice/id820996000)

This application allows service technicians to remotely connect to Danfoss control systems. It provides a live view of plant status, alarms, historical data, and device settings, simplifying common service tasks with an intuitive interface.

**Highlights:** Remote connection to Danfoss control systems, Live plant status visualization, Alarm management and history, Device settings and parameter access, Manual control of systems, Address book for site connections

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Calendar Clock

[App page](https://appshunter.io/ios/app/calendar-clock/id1451445740)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SiteService free?

SiteService is free to download, with no in-app purchases.

### Is Calendar Clock free?

Calendar Clock costs $0.99, with no in-app purchases.

### Do SiteService or Calendar Clock have ads?

Neither SiteService nor Calendar Clock shows ads.

### Which is updated more often, SiteService or Calendar Clock?

SiteService ships an update every 32 months, and Calendar Clock every 41 months. Most recently, SiteService was updated on October 21, 2026 and Calendar Clock on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*