# Shift Box vs シフカレ

The clearest difference is ads: シフカレ at none against Shift Box's shown. On price, update cadence, 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.

Shift Box ships an update every 5 days, シフカレ every 4 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Shift Box | シフカレ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 32 MB | 10 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [myungkyu namkung](https://appshunter.io/developer/1860735476) | [Junichiro Tokiyoshi](https://appshunter.io/developer/1894481041) |

## What reviewers say

### Shift Box

[App page](https://appshunter.io/ios/app/shift-box-shift-calendar/id6757806164)

**Features:** macOS Compatibility

**In-app purchases:** none


### シフカレ

[App page](https://appshunter.io/ios/app/id6790414829)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Shift Box free?

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

### Is シフカレ free?

シフカレ is free to download, with no in-app purchases.

### Do Shift Box or シフカレ have ads?

Shift Box shows ads; シフカレ does not.

### Which is updated more often, Shift Box or シフカレ?

Shift Box ships an update every 5 days, and シフカレ every 4 days. Most recently, Shift Box was updated on October 28, 2026 and シフカレ 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.*