# SK vs SOKADA

The clearest difference is in-app purchases: SK at none against SOKADA's 6. SOKADA's advantage is update cadence (monthly vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SOKADA sells 6 in-app purchases, starting at $19.99 per month. SK asks for nothing beyond the download.

SK ships an update every 6 months, SOKADA monthly. The most recent releases landed on September 7, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | SK | SOKADA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Size | 31 MB | 55 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Niigata Seiki Co., Ltd.](https://appshunter.io/developer/960556292) | [Shogo Yukihira](https://appshunter.io/developer/1663416533) |

## What reviewers say

### SK

[App page](https://appshunter.io/ios/app/sk-log/id1499031153)

**Features:** macOS Compatibility

**In-app purchases:** none


### SOKADA

[App page](https://appshunter.io/ios/app/sokada/id1663416531)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| スターター | $19.99 | per month |
| スターター＋ | $29.99 | per month |
| ビジネス | $59.99 | per month |
| ビジネス＋ | $99.99 | per month |
| エンタープライズ | $199.99 | per month |
| エンタープライズ＋ | $299.99 | per month |


## Frequently asked questions

### Is SK free?

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

### Is SOKADA free?

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

### Do SK or SOKADA have ads?

Neither SK nor SOKADA shows ads.

### Which is updated more often, SK or SOKADA?

SK ships an update every 6 months, and SOKADA monthly. Most recently, SK was updated on September 7, 2026 and SOKADA on September 6, 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.*