# Fahnder vs Week Numbers

The clearest difference is update cadence: Fahnder at every 2 weeks against Week Numbers's every 3 months. Week Numbers's advantage is review sentiment (43% vs 22%) and iOS requirement (14.0 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

Fahnder costs $0.99 and Week Numbers $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.0 for Fahnder against 3.0 for Week Numbers. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 22% of Fahnder's written reviews are positive against 43% of Week Numbers's.

Fahnder ships an update every 2 weeks, Week Numbers every 3 months. The most recent releases landed on July 6, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Fahnder | Week Numbers |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/fahnder/id545244282/reviews) | [3.0 (2 ratings)](https://appshunter.io/ios/app/week-numbers-pro/id737703791/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 22.2% of reviews | **42.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 5 MB | 3 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Norman Jaeckel](https://appshunter.io/developer/470842433) | [Devart B.V.](https://appshunter.io/developer/340386788) |

## What reviewers say

### Fahnder

[App page](https://appshunter.io/ios/app/fahnder/id545244282)

Quickly check individuals, vehicles, documents, and items against various public and private databases. Verify stolen phones, vehicle insurance, and more from anywhere. Note that results require official police verification.

**Highlights:** Check individuals and vehicles, Verify documents and items, Access public and private databases, Check stolen phone status, Verify vehicle insurance, Cross-border database checks

**In-app purchases:** none


### Week Numbers

[App page](https://appshunter.io/ios/app/week-numbers-pro/id737703791)

This app displays the current week number on your device's icon badge and widget. It can also insert week numbers as all-day events into your calendar, supporting a wide range of years and custom configurations. Easily manage and remove entries with its unique cleaner tool.

**Highlights:** Icon badge and widget display, Insert week numbers into calendar, Supports ISO, US, and custom formats, Year 1-10,000 support, Calendar sync (iCal, Google, Outlook), Unique 'Cleaner' tool for entry removal

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

**In-app purchases:** none


## Frequently asked questions

### Is Fahnder free?

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

### Is Week Numbers free?

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

### Which has better reviews, Fahnder or Week Numbers?

Fahnder and Week Numbers are both rated 3.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Fahnder or Week Numbers have ads?

Neither Fahnder nor Week Numbers shows ads.

### Which is updated more often, Fahnder or Week Numbers?

Fahnder ships an update every 2 weeks, and Week Numbers every 3 months. Most recently, Fahnder was updated on July 6, 2026 and Week Numbers 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.*