# Days calc vs Calendar Clock

The clearest difference is review sentiment: Days calc at 88% against Calendar Clock's 0%. Days calc also leads on update cadence (every 2 months vs every 41 months) and iOS requirement (14.0 vs 26.5). On price, ads, in-app purchases and monetization model there is nothing between them.

Days calc costs $0.99 and Calendar Clock $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Days calc ships an update every 2 months, Calendar Clock every 41 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Days calc | Calendar Clock |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/days-calc-dates-calculator/id1135287767/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **87.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 41 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 4 MB |
| Requires iOS | **14.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Evgeny Turchaninov](https://appshunter.io/developer/517592625) | [Systemiko Inc.](https://appshunter.io/developer/680630947) |

## What reviewers say

### Days calc

[App page](https://appshunter.io/ios/app/days-calc-dates-calculator/id1135287767)

Calculate the difference between two dates or add days to a specific date. This tool helps you determine future dates, remaining days until an event, or days passed since a past date. It conveniently saves your last calculation for quick access.

**Highlights:** Add days to a date, Calculate difference between dates, Count days, weeks, or years-months-days, Find remaining days until a date, Track days passed since a date, Saves last calculated date

**Features:** macOS Compatibility

**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 Days calc free?

Days calc costs $0.99, with no in-app purchases.

### Is Calendar Clock free?

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

### Do Days calc or Calendar Clock have ads?

Neither Days calc nor Calendar Clock shows ads.

### Which is updated more often, Days calc or Calendar Clock?

Days calc ships an update every 2 months, and Calendar Clock every 41 months. Most recently, Days calc was updated on October 24, 2026 and Calendar Clock on October 24, 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.*