# EasyWeekNumber vs 9Tracking

The clearest difference is price: 9Tracking at Free against EasyWeekNumber's $0.99. EasyWeekNumber's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.1). On update cadence, in-app purchases and device support there is nothing between them.

9Tracking is free to download; EasyWeekNumber costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EasyWeekNumber ships an update every 41 months, 9Tracking every 21 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | EasyWeekNumber | 9Tracking |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/easyweeknumber/id483688780/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 41 months | **Every 21 months** |
| Monetization | Paid | — |
| Size | 9 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NMS Narcisse Mavoha Solutions Sarl](https://appshunter.io/developer/963941606) | [Trinh Ngoc Luong](https://appshunter.io/developer/1759282007) |

## What reviewers say

### EasyWeekNumber

[App page](https://appshunter.io/ios/app/easyweeknumber/id483688780)

This utility app converts Gregorian dates to other calendar systems and calculates week numbers and year-to-date values. It provides a straightforward way to manage date conversions and track progress within a year.

**Highlights:** Gregorian date conversion, Other calendar system support, Week number calculation, Year to date values

**Features:** macOS Compatibility

**In-app purchases:** none


### 9Tracking

[App page](https://appshunter.io/ios/app/9tracking-package-tracker/id6575350867)

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

**In-app purchases:** none


## Frequently asked questions

### Is EasyWeekNumber free?

EasyWeekNumber costs $0.99, with no in-app purchases.

### Is 9Tracking free?

9Tracking is free to download, with no in-app purchases.

### Do EasyWeekNumber or 9Tracking have ads?

9Tracking shows ads; EasyWeekNumber does not.

### Which is updated more often, EasyWeekNumber or 9Tracking?

EasyWeekNumber ships an update every 41 months, and 9Tracking every 21 months. Most recently, EasyWeekNumber was updated on September 17, 2026 and 9Tracking on September 21, 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.*