# Calendar Assistant vs Calendar Week Nerd

The clearest difference is update cadence: Calendar Assistant at every 2 days against Calendar Week Nerd's every 2 weeks. Calendar Assistant also leads on iOS requirement (16.0 vs 18.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Calendar Assistant sells 1 one-off in-app purchase and Calendar Week Nerd sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Calendar Assistant ships an update every 2 days, Calendar Week Nerd every 2 weeks. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Calendar Assistant | 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 2 MB | 161 MB |
| Requires iOS | **16.0** | 18.4 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [辉 向](https://appshunter.io/developer/1316412704) | [Balthasar Siekiera](https://appshunter.io/developer/1805185275) |

## What reviewers say

### Calendar Assistant

[App page](https://appshunter.io/ios/app/calendar-assistant-smart/id6743072299)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| System Theme Following | $0.99 | one-time |


### 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 Calendar Assistant free?

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

### Is Calendar Week Nerd free?

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

### Do Calendar Assistant or Calendar Week Nerd have ads?

Neither Calendar Assistant nor Calendar Week Nerd shows ads.

### Which is updated more often, Calendar Assistant or Calendar Week Nerd?

Calendar Assistant ships an update every 2 days, and Calendar Week Nerd every 2 weeks. Most recently, Calendar Assistant was updated on October 25, 2026 and Calendar Week Nerd on November 5, 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.*