# 消費税法　無敵の一問一答 vs Study Analysis

The clearest difference is update cadence: Study Analysis at every 5 days against 消費税法　無敵の一問一答's every 3 months. 消費税法　無敵の一問一答's advantage is review sentiment (64% vs 50%). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 消費税法　無敵の一問一答 sells 1 one-off in-app purchase and Study Analysis sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

消費税法　無敵の一問一答 ships an update every 3 months, Study Analysis every 5 days. The most recent releases landed on August 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 消費税法　無敵の一問一答 | Study Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/study-analysis/id1588660635/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **63.6% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 63 MB | 45 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Kawakami](https://appshunter.io/developer/994172232) | [Ryunosuke Shibuya](https://appshunter.io/developer/1588660637) |

## What reviewers say

### 消費税法　無敵の一問一答

[App page](https://appshunter.io/ios/app/id994172233)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 機能アップデート | $59.99 | one-time |


### Study Analysis

[App page](https://appshunter.io/ios/app/study-analysis/id1588660635)

Optimize your learning with a tool that leverages the Ebbinghaus forgetting curve for efficient review. Track study time, customize schedules, and receive timely reminders. Unlock advanced features like widgets and ad-free experience with a premium plan.

**Highlights:** Ebbinghaus forgetting curve memory status graph, Daily study time tracking, Customizable review schedules, Daily review task list, Review time notifications, Barcode textbook registration, Premium widgets for tasks and forgetting curve

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $5.99 | one-time |


## Frequently asked questions

### Is 消費税法　無敵の一問一答 free?

消費税法　無敵の一問一答 is free to download, with in-app purchases available.

### Is Study Analysis free?

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

### Do 消費税法　無敵の一問一答 or Study Analysis have ads?

Both 消費税法　無敵の一問一答 and Study Analysis show ads.

### Which is updated more often, 消費税法　無敵の一問一答 or Study Analysis?

消費税法　無敵の一問一答 ships an update every 3 months, and Study Analysis every 5 days. Most recently, 消費税法　無敵の一問一答 was updated on August 24, 2026 and Study Analysis on September 14, 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.*