# Week # vs AppAtlas Explorer

The clearest difference is in-app purchases: Week # at none against AppAtlas Explorer's 3. Week # also leads on ads (none vs shown) and iOS requirement (14.0 vs 18.6). AppAtlas Explorer's advantage is update cadence (every 4 days vs every 9 days). On price and device support there is nothing between them.

Both are free to download. AppAtlas Explorer sells 3 in-app purchases, starting at $0.99 per month. Week # asks for nothing beyond the download.

Week # ships an update every 9 days, AppAtlas Explorer every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Week # | AppAtlas Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/week-simple-week-number/id6756376196/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Free | — |
| Size | 3 MB | 13 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Morning Mark LLC](https://appshunter.io/developer/1860336517) | [YUTAKA MIMURA](https://appshunter.io/developer/1865174244) |

## What reviewers say

### Week #

[App page](https://appshunter.io/ios/app/week-simple-week-number/id6756376196)

Quickly find the current week number with a clean and fast interface. This app offers an ad-free experience with no data collection or tracking. Customize the week start day for your convenience.

**Highlights:** Instant week number display, Minimalistic interface, Ad-free experience, Zero data collection, Customizable week start day

**In-app purchases:** none


### AppAtlas Explorer

[App page](https://appshunter.io/ios/app/appatlas-explorer/id6760437100)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AppAtlas ExplorerPro (Monthly) | $0.99 | per month |
| Support Development (Small) | $0.99 | one-time |
| Support Development (Large) | $9.99 | one-time |


## Frequently asked questions

### Is Week # free?

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

### Is AppAtlas Explorer free?

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

### Do Week # or AppAtlas Explorer have ads?

AppAtlas Explorer shows ads; Week # does not.

### Which is updated more often, Week # or AppAtlas Explorer?

Week # ships an update every 9 days, and AppAtlas Explorer every 4 days. Most recently, Week # was updated on October 24, 2026 and AppAtlas Explorer on October 25, 2026.

---

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