# OnlyWeekNo. vs Week number app

The clearest difference is in-app purchases: Week number app at none against OnlyWeekNo.'s 1. Week number app also leads on update cadence (every 9 days vs every 2 months). OnlyWeekNo.'s advantage is iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. OnlyWeekNo. sells 1 one-off in-app purchase. Week number app asks for nothing beyond the download.

OnlyWeekNo. ships an update every 2 months, Week number app every 9 days. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OnlyWeekNo. | Week number app |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Ad-supported |
| Size | 4 MB | 18 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Takenori Kabeya](https://appshunter.io/developer/289913597) | [Lukleo](https://appshunter.io/developer/1770712001) |

## What reviewers say

### OnlyWeekNo.

[App page](https://appshunter.io/ios/app/onlyweekno/id6448488587)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Disable Advertising | $0.49 | one-time |


### Week number app

[App page](https://appshunter.io/ios/app/week-number-app/id6738779215)

Displays the current week number along with the start and end dates for any given week. Easily navigate through weeks to view their corresponding dates. Includes a home screen widget for quick access to the current week number.

**Highlights:** Displays current week number, Shows week start and end dates, Easy week browsing, Home screen widget, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OnlyWeekNo. free?

OnlyWeekNo. is free to download, with in-app purchases available.

### Is Week number app free?

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

### Do OnlyWeekNo. or Week number app have ads?

Both OnlyWeekNo. and Week number app show ads.

### Which is updated more often, OnlyWeekNo. or Week number app?

OnlyWeekNo. ships an update every 2 months, and Week number app every 9 days. Most recently, OnlyWeekNo. was updated on October 4, 2026 and Week number app on September 30, 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.*