# Oneカレンダー vs JotItDownYo

The clearest difference is update cadence: JotItDownYo at daily against Oneカレンダー's every 5 weeks. On price, ads, 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.

Oneカレンダー ships an update every 5 weeks, JotItDownYo daily. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Oneカレンダー | JotItDownYo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | — | Free |
| Size | 5 MB | 1 MB |
| Requires iOS | **16.2** | 17.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [keigo kozuka](https://appshunter.io/developer/1629004610) | [Masayoshi Ueda](https://appshunter.io/developer/1688525453) |

## What reviewers say

### Oneカレンダー

[App page](https://appshunter.io/ios/app/one/id6476656229)

**In-app purchases:** none


### JotItDownYo

[App page](https://appshunter.io/ios/app/jotitdownyo/id6478046495)

A straightforward and customizable note-taking application designed for ease of use. It offers robust organization features, extensive font and theme customization, and secure authentication options. Easily attach images, share content, and manage deleted notes with its intuitive interface.

**Highlights:** Unlimited nested folder creation, Hundreds of customizable fonts and sizes, Passcode, Face ID, and fingerprint authentication, Customizable theme colors with dark mode support, Attach and edit images within notes, Undo and trash can functionality, Note and folder sharing

**In-app purchases:** none


## Frequently asked questions

### Is Oneカレンダー free?

Oneカレンダー is free to download, with no in-app purchases.

### Is JotItDownYo free?

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

### Do Oneカレンダー or JotItDownYo have ads?

Neither Oneカレンダー nor JotItDownYo shows ads.

### Which is updated more often, Oneカレンダー or JotItDownYo?

Oneカレンダー ships an update every 5 weeks, and JotItDownYo daily. Most recently, Oneカレンダー was updated on September 19, 2026 and JotItDownYo on September 17, 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.*