# Week 53 vs Week Number Calendar

The clearest difference is update cadence: Week Number Calendar at every 3 weeks against Week 53's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Week 53 sells 1 one-off in-app purchase and Week Number Calendar sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Week 53 ships an update every 2 months, Week Number Calendar every 3 weeks. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Week 53 | Week Number Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 1 MB | 2 MB |
| Requires iOS | 16.2 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jackson Holbrook](https://appshunter.io/developer/1689393103) | [Maksim Efremov](https://appshunter.io/developer/1842666296) |

## What reviewers say

### Week 53

[App page](https://appshunter.io/ios/app/week-53/id6449493359)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week 53 Lifetime Access | $3.99 | one-time |


### Week Number Calendar

[App page](https://appshunter.io/ios/app/week-number-calendar/id6753137789)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


## Frequently asked questions

### Is Week 53 free?

Week 53 is free to download, with in-app purchases available.

### Is Week Number Calendar free?

Week Number Calendar is free to download, with in-app purchases available.

### Do Week 53 or Week Number Calendar have ads?

Neither Week 53 nor Week Number Calendar shows ads.

### Which is updated more often, Week 53 or Week Number Calendar?

Week 53 ships an update every 2 months, and Week Number Calendar every 3 weeks. Most recently, Week 53 was updated on October 27, 2026 and Week Number Calendar on November 5, 2026.

---

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