# Sigma Method Civil Law vs 司法予備試験マスター

The clearest difference is in-app purchases: Sigma Method Civil Law at none against 司法予備試験マスター's 3. Sigma Method Civil Law also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (8.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 司法予備試験マスター sells 3 in-app purchases, starting at $14.99 per month. Sigma Method Civil Law asks for nothing beyond the download.

Sigma Method Civil Law ships an update every 4 days, 司法予備試験マスター every 2 weeks. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sigma Method Civil Law | 司法予備試験マスター |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 5 MB | 12 MB |
| Requires iOS | **8.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SIGMA DESIGN CORP.](https://appshunter.io/developer/388220782) | [Tomocreate, Inc.](https://appshunter.io/developer/1895224165) |

## What reviewers say

### Sigma Method Civil Law

[App page](https://appshunter.io/ios/app/sigma-method-civil-law/id949154642)

**In-app purchases:** none


### 司法予備試験マスター

[App page](https://appshunter.io/ios/app/id6776200213)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月額 | $14.99 | per month |
| Pro 年額 | $89.99 | per year |
| 全問題 解放 | $39.99 | one-time |


## Frequently asked questions

### Is Sigma Method Civil Law free?

Sigma Method Civil Law is free to download, with no in-app purchases.

### Is 司法予備試験マスター free?

司法予備試験マスター is free to download, with in-app purchases available.

### Do Sigma Method Civil Law or 司法予備試験マスター have ads?

Neither Sigma Method Civil Law nor 司法予備試験マスター shows ads.

### Which is updated more often, Sigma Method Civil Law or 司法予備試験マスター?

Sigma Method Civil Law ships an update every 4 days, and 司法予備試験マスター every 2 weeks. Most recently, Sigma Method Civil Law was updated on October 2, 2026 and 司法予備試験マスター on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*