# Jカレンダー vs おとなのカレンダー

The clearest difference is rating: Jカレンダー at 4.9 against おとなのカレンダー's 4.1. Jカレンダー also leads on review sentiment (66% vs 42%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Jカレンダー sells 1 one-off in-app purchase and おとなのカレンダー sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Jカレンダー holds the better App Store score, 4.9 against 4.1. Both are backed by a comparable volume of ratings — 27 and 10 respectively. Written reviews point the same way: 66% of Jカレンダー's written reviews are positive against 42% of おとなのカレンダー's.

Jカレンダー ships an update monthly, おとなのカレンダー fortnightly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Jカレンダー | おとなのカレンダー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (27 ratings)](https://appshunter.io/ios/app/j/id765217858/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/id987143083/reviews) |
| Number of ratings | **27** | 10 |
| Positive reviews | **65.5% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 22 MB | 32 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PiyoLog Inc.](https://appshunter.io/developer/440099912) | [Masaki Hirano](https://appshunter.io/developer/870094068) |

## 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 |


### おとなのカレンダー

[App page](https://appshunter.io/ios/app/id987143083)

A straightforward calendar app designed for immediate use without complex setup. It leverages your existing iOS calendar data, allowing seamless integration and immediate functionality. Features include event management, template creation, and availability searching.

**Highlights:** Template functionality, Event moving and copying, Availability search, Custom calendar creation, Immediate use without setup

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示機能 | $3.99 | one-time |


## 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 おとなのカレンダー free?

おとなのカレンダー is free to download, with in-app purchases available.

### Which has better reviews, Jカレンダー or おとなのカレンダー?

Jカレンダー is rated higher. Jカレンダー averages 4.9 out of 5 from 27 ratings, while おとなのカレンダー averages 4.1 from 10 ratings.

### Do Jカレンダー or おとなのカレンダー have ads?

Both Jカレンダー and おとなのカレンダー show ads.

### Which is updated more often, Jカレンダー or おとなのカレンダー?

Jカレンダー ships an update monthly, and おとなのカレンダー fortnightly. Most recently, Jカレンダー was updated on September 23, 2026 and おとなのカレンダー on September 24, 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.*