Comparison

4WD Control vs Calendar Week Nerd

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

4WD Control

Features
Read full description

4WD Control von DSA-electronic Mit der 4WD Control App haben Sie vollen Zugriff auf Ihre Haldex Control Unit Blue und können die Einstellungen für den Allradantrieb selbst vornehmen und auf dem Controller speichern. Durch die Live-Übertragung der Daten kann jederzeit das aktuelle Sperrlevel der Allradkupplung beobachtet werden. Zusätzlich bietet die App die Möglichkeit einige interessante Messwerte des Motors und des Fahrzeugs einzusehen. 4WD Control Highlights: - volle Kontrolle über Ihren Allradantrieb - visuelle Darstellung interessanter Motor- und Fahrzeugparameter, wie z.B. Motordrehmoment in Nm, Ladedruck, versch. Temperaturen, Bordspannung, DPF-Regeneration, ... (abhängig vom Fahrzeugmodell) Voraussetzung zur Nutzung der App ist eine Haldex Control Unit Blue. Die Control Unit ist für eine Vielzahl von Modellen aus dem VW-Konzern erhältlich. Besuchen Sie uns auf unserer Website www.dsa-electronic.de

About

Calendar Week Nerd

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
Read full description

Have your most beautiful week ever. Calendar Week Nerd is the ultimate week companion that respects both aesthetics and technical needs. Whether you just want minimal, colorful week widgets or need full custom week setup with ISO, fiscal years, and 9-day cycles, CWN adapts to you. Features: Beautiful Widgets: Home screen, lock screen, and interactive widgets in all sizes. Custom Week Setup: Choose your start day, fiscal year, week numbering, even 9-day sprints with custom week lengths. Apple Watch App + Complications: See week numbers and progress right on your wrist. Calendar Navigation: Tap any week and jump directly into your calendar app. Week & Year Arcs: Track where you are in the year at a glance. Calendar Week Nerd The perfect week system you didn't know you needed. Privacy Policy: https://calendarweeknerd.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

4WD Control2 screens
Calendar Week Nerd4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
4WD Control versus Calendar Week Nerd: the parameters behind the verdict, then further details
Parameter4WD ControlCalendar Week Nerd
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 7 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 — better18.4
Further details — not scored
Size40 MB161 MB
Age rating4+4+
DeveloperDaniel SchmidtnerBalthasar Siekiera

In-app purchases

None

4WD Control

No in-app purchases

3 purchases

Calendar Week Nerd

Subscriptions2
  • CalendarWeekNerd+ Monthly$1.991 Month
  • CalendarWeekNerd Plus Yearly$9.991 Year
One-time1
  • CalendarWeekNerd+ Lifetime$29.99

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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