# Wristwatch calendar vs DeferDeck

The clearest difference is ads: Wristwatch calendar at none against DeferDeck's shown. Wristwatch calendar also leads on iOS requirement (14.0 vs 18.0). DeferDeck's advantage is update cadence (every 2 days vs monthly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Wristwatch calendar ships an update monthly, DeferDeck every 2 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Wristwatch calendar | DeferDeck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/wristwatch-calendar/id1597617262/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 7 MB | 12 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YKR](https://appshunter.io/developer/1502829400) | [Yasuko Shikiuchi](https://appshunter.io/developer/316029096) |

## What reviewers say

### Wristwatch calendar

[App page](https://appshunter.io/ios/app/wristwatch-calendar/id1597617262)

A straightforward calendar application designed for Apple Watch. It provides a simple way to view your schedule directly on your wrist. Compatible with iPhone and iPod as well.

**Highlights:** Apple Watch display, Simple calendar view, iPhone and iPod compatibility, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### DeferDeck

[App page](https://appshunter.io/ios/app/deferdeck/id6779689670)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wristwatch calendar free?

Wristwatch calendar is free to download, with no in-app purchases.

### Is DeferDeck free?

DeferDeck is free to download, with no in-app purchases.

### Do Wristwatch calendar or DeferDeck have ads?

DeferDeck shows ads; Wristwatch calendar does not.

### Which is updated more often, Wristwatch calendar or DeferDeck?

Wristwatch calendar ships an update monthly, and DeferDeck every 2 days. Most recently, Wristwatch calendar was updated on October 30, 2026 and DeferDeck on October 25, 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.*