# Jカレンダー vs MonoCal

The clearest difference is price: Jカレンダー at Free against MonoCal's $0.49. Jカレンダー also leads on iOS requirement (16.6 vs 26.6). MonoCal's advantage is in-app purchases (none vs 1) and ads (none vs shown).

Jカレンダー is free to download; MonoCal costs $0.49 up front. Jカレンダー sells 1 one-off in-app purchase. MonoCal asks for nothing beyond the download.

Jカレンダー ships an update monthly, MonoCal weekly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Jカレンダー | MonoCal |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | **[4.9 (27 ratings)](https://appshunter.io/ios/app/j/id765217858/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 3 MB |
| Requires iOS | **16.6** | 26.6 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [PiyoLog Inc.](https://appshunter.io/developer/440099912) | [kazuyoshi onozawa](https://appshunter.io/developer/6789441022) |

## What reviewers say

### Jカレンダー

[App page](https://appshunter.io/ios/app/j/id765217858)

This app offers a visually customizable calendar with Japanese holidays, lunar phases, and traditional Japanese calendars. Add photos and notes to your events, and enjoy daily quotes. It syncs with your device's calendar for seamless scheduling.

**Highlights:** Japanese holidays and traditional calendars (Rokuyo, lunar phases), Photo and note customization for events, Daily quotes and sayings, Syncs with device calendar, Customizable visual themes, Recurring event scheduling

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


### MonoCal

[App page](https://appshunter.io/ios/app/monocal/id6814667627)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Jカレンダー free?

Jカレンダー is free to download, with in-app purchases available.

### Is MonoCal free?

MonoCal costs $0.49, with no in-app purchases.

### Do Jカレンダー or MonoCal have ads?

Jカレンダー shows ads; MonoCal does not.

### Which is updated more often, Jカレンダー or MonoCal?

Jカレンダー ships an update monthly, and MonoCal weekly. Most recently, Jカレンダー was updated on November 6, 2026 and MonoCal on October 31, 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.*