# SPI対策 AIナビスタ｜テストセンター/Webテスト vs MUSHIDB.com

The clearest difference is iOS requirement: SPI対策 AIナビスタ｜テストセンター/Webテスト at 15.6 against MUSHIDB.com's 26.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SPI対策 AIナビスタ｜テストセンター/Webテスト sells 1 in-app purchase, starting at $29.99 per month and MUSHIDB.com sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

SPI対策 AIナビスタ｜テストセンター/Webテスト ships an update weekly, MUSHIDB.com every 2 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SPI対策 AIナビスタ｜テストセンター/Webテスト | MUSHIDB.com |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 8 MB |
| Requires iOS | **15.6** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PINTOR Inc.](https://appshunter.io/developer/1482655340) | [supr](https://appshunter.io/developer/1896577349) |

## What reviewers say

### SPI対策 AIナビスタ｜テストセンター/Webテスト

[App page](https://appshunter.io/ios/app/spi-aiweb/id6746814960)

This app offers AI-powered support for SPI test preparation, featuring extensive practice questions, video explanations, and 24/7 AI tutoring. It creates personalized study plans to guide users towards the quickest path to passing the exam.

**Highlights:** AI-generated personalized study plans, Over 50 hours of video explanations, 24/7 AI tutor support, 2,500+ practice questions, Handwritten memo function, Automatic error tracking and review

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $29.99 | per month |


### MUSHIDB.com

[App page](https://appshunter.io/ios/app/mushidbcom/id6768483687)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Plan | $2.99 | per month |
| Pro 500 Plan | $29.99 | per month |
| Pro Master Plan | $59.99 | per month |
| Light Plan | $1.99 | one-time |


## Frequently asked questions

### Is SPI対策 AIナビスタ｜テストセンター/Webテスト free?

SPI対策 AIナビスタ｜テストセンター/Webテスト is free to download, with in-app purchases available.

### Is MUSHIDB.com free?

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

### Do SPI対策 AIナビスタ｜テストセンター/Webテスト or MUSHIDB.com have ads?

Neither SPI対策 AIナビスタ｜テストセンター/Webテスト nor MUSHIDB.com shows ads.

### Which is updated more often, SPI対策 AIナビスタ｜テストセンター/Webテスト or MUSHIDB.com?

SPI対策 AIナビスタ｜テストセンター/Webテスト ships an update weekly, and MUSHIDB.com every 2 weeks. Most recently, SPI対策 AIナビスタ｜テストセンター/Webテスト was updated on October 16, 2026 and MUSHIDB.com on October 8, 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.*