# KuriShift vs 電子署名くん

The clearest difference is update cadence: KuriShift at every 2 days against 電子署名くん's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. KuriShift sells 3 in-app purchases, starting at $0.49 per month and 電子署名くん sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

KuriShift ships an update every 2 days, 電子署名くん every 3 months. The most recent releases landed on October 28, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | KuriShift | 電子署名くん |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Size | 95 MB | 3 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KANAROOM STUDIO](https://appshunter.io/developer/1836682116) | [合同会社Aiquor](https://appshunter.io/developer/1839136713) |

## What reviewers say

### KuriShift

[App page](https://appshunter.io/ios/app/kurishift-shift-calendar/id6751761882)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free | $0.49 | per month |
| Premium (Monthly) | $1.99 | per month |
| Premium (Yearly) | $19.99 | per year |


### 電子署名くん

[App page](https://appshunter.io/ios/app/id6752371050)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro会員（1ヶ月） | $5.99 | per month |
| PDF保存（1回） | $1.99 | one-time |


## Frequently asked questions

### Is KuriShift free?

KuriShift is free to download, with in-app purchases available.

### Is 電子署名くん free?

電子署名くん is free to download, with in-app purchases available.

### Do KuriShift or 電子署名くん have ads?

Neither KuriShift nor 電子署名くん shows ads.

### Which is updated more often, KuriShift or 電子署名くん?

KuriShift ships an update every 2 days, and 電子署名くん every 3 months. Most recently, KuriShift was updated on October 28, 2026 and 電子署名くん on October 18, 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.*