# 4WD Control vs Calendar Week Nerd

The clearest difference is in-app purchases: 4WD Control at none against Calendar Week Nerd's 3. 4WD Control also leads on iOS requirement (15.1 vs 18.4). Calendar Week Nerd's advantage is update cadence (every 2 weeks vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Calendar Week Nerd sells 3 in-app purchases, starting at $1.99 per month. 4WD Control asks for nothing beyond the download.

4WD Control ships an update every 7 months, Calendar Week Nerd every 2 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 4WD Control | Calendar Week Nerd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calendar-week-nerd/id6744461822/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 40 MB | 161 MB |
| Requires iOS | **15.1** | 18.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Schmidtner](https://appshunter.io/developer/1783150042) | [Balthasar Siekiera](https://appshunter.io/developer/1805185275) |

## What reviewers say

### 4WD Control

[App page](https://appshunter.io/ios/app/4wd-control/id6738960953)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calendar Week Nerd

[App page](https://appshunter.io/ios/app/calendar-week-nerd/id6744461822)

This app offers customizable widgets for your home and lock screens, allowing you to track week progress and navigate your calendar. It supports Apple Watch complications and various custom week setups, including ISO and fiscal years.

**Highlights:** Home and lock screen widgets, Custom week start day, ISO and fiscal year week numbering, Apple Watch app and complications, Direct calendar navigation, Yearly progress arcs

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalendarWeekNerd+ Monthly | $1.99 | per month |
| CalendarWeekNerd Plus Yearly | $9.99 | per year |
| CalendarWeekNerd+ Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is 4WD Control free?

4WD Control is free to download, with no in-app purchases.

### Is Calendar Week Nerd free?

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

### Do 4WD Control or Calendar Week Nerd have ads?

Neither 4WD Control nor Calendar Week Nerd shows ads.

### Which is updated more often, 4WD Control or Calendar Week Nerd?

4WD Control ships an update every 7 months, and Calendar Week Nerd every 2 weeks. Most recently, 4WD Control was updated on October 14, 2026 and Calendar Week Nerd on October 24, 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.*