Leap Year Test vs Calendar Week Nerd
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Leap Year Test
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If you want to know, if the year now, a year in the past or a year in the future is, was or will be a leap year, this little App could be helpful. You can check years between 0 and 3000.
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.
- 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
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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
Verdict
The clearest difference is in-app purchases: Leap Year Test at none against Calendar Week Nerd's 3. Leap Year Test also leads on iOS requirement (11.0 vs 18.4). Calendar Week Nerd's advantage is update cadence (every 2 weeks vs every 13 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
Both are free to download. Calendar Week Nerd sells 3 in-app purchases, starting at $1.99 per month. Leap Year Test asks for nothing beyond the download.
Leap Year Test ships an update every 13 months, Calendar Week Nerd every 2 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | Leap Year Test | Calendar Week Nerd |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 13 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 11.0 — better | 18.4 |
| Further details — not scored | ||
| Size | 11 MB | 161 MB |
| Age rating | 4+ | 4+ |
| Developer | Jan-Hendrik von Kuick | Balthasar Siekiera |
In-app purchases
Leap Year Test
No in-app purchases
Calendar Week Nerd
- CalendarWeekNerd+ Monthly$1.991 Month
- CalendarWeekNerd Plus Yearly$9.991 Year
- CalendarWeekNerd+ Lifetime$29.99
Questions
Is Leap Year Test free?
Is Calendar Week Nerd free?
Do Leap Year Test or Calendar Week Nerd have ads?
Which is updated more often, Leap Year Test or Calendar Week Nerd?
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