# Week Number widget vs Datum

The clearest difference is review sentiment: Datum at 100% against Week Number widget's 33%. Datum also leads on device support (5 vs 3). Week Number widget's advantage is update cadence (monthly vs every 3 months) and price ($0.99 vs $1.99). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

Week Number widget costs $0.99 and Datum $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Week Number widget ships an update monthly, Datum every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Week Number widget | Datum |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/week-number-widget/id1262567506/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 15 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Linnet Data](https://appshunter.io/developer/1262567505) | [Michael Lindinger](https://appshunter.io/developer/1431086653) |

## What reviewers say

### Week Number widget

[App page](https://appshunter.io/ios/app/week-number-widget/id1262567506)

This app displays the current week number on your watch complication and companion iPhone/iPad app. Easily navigate month overviews and perform week number calculations using shortcut actions. It offers a simple way to keep track of the current week.

**Highlights:** Watch complication for quick access, iPhone/iPad app for month overviews, Digital Crown scrolling on Watch, Swipe navigation on iPhone/iPad, Shortcut actions for calculations, Supports watchOS 8+ and iOS 15+

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Datum

[App page](https://appshunter.io/ios/app/datum-calendar/id1552646317)

A minimalist calendar application designed for Apple devices, offering a clean interface and customizable widgets for iOS, macOS, and watchOS. View upcoming events, daily schedules, and monthly overviews directly from your home screen or watch face.

**Highlights:** Minimalist calendar interface, Lockscreen widgets for iOS, Event display widgets, Calendar widgets with event marks, watchOS calendar and complications, Support for iPhone, iPad, Mac, and Apple Watch

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Week Number widget free?

Week Number widget costs $0.99, with no in-app purchases.

### Is Datum free?

Datum costs $1.99, with no in-app purchases.

### Do Week Number widget or Datum have ads?

Neither Week Number widget nor Datum shows ads.

### Which is updated more often, Week Number widget or Datum?

Week Number widget ships an update monthly, and Datum every 3 months. Most recently, Week Number widget was updated on November 2, 2026 and Datum on November 3, 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.*