# CISA対策 vs IT/AI Audit·COBIT2019 Prep

The clearest difference is in-app purchases: CISA対策 at none against IT/AI Audit·COBIT2019 Prep's 1. IT/AI Audit·COBIT2019 Prep's advantage is update cadence (every 5 days vs every 4 weeks). On ads, device support and iOS requirement there is nothing between them.

CISA対策 ships an update every 4 weeks, IT/AI Audit·COBIT2019 Prep every 5 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CISA対策 | IT/AI Audit·COBIT2019 Prep |
| --- | --- | --- |
| Price | — | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Size | 33 MB | 325 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [satoshi yoshida](https://appshunter.io/developer/1873856165) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### CISA対策

[App page](https://appshunter.io/ios/app/cisa/id6771862283)

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

**In-app purchases:** none


### IT/AI Audit·COBIT2019 Prep

[App page](https://appshunter.io/ios/app/itai-auditcobit2019-prep/id6785109686)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is CISA対策 free?

Pricing for CISA対策 is not currently listed on the App Store.

### Is IT/AI Audit·COBIT2019 Prep free?

IT/AI Audit·COBIT2019 Prep is free to download, with in-app purchases available.

### Do CISA対策 or IT/AI Audit·COBIT2019 Prep have ads?

Neither CISA対策 nor IT/AI Audit·COBIT2019 Prep shows ads.

### Which is updated more often, CISA対策 or IT/AI Audit·COBIT2019 Prep?

CISA対策 ships an update every 4 weeks, and IT/AI Audit·COBIT2019 Prep every 5 days. Most recently, CISA対策 was updated on October 31, 2026 and IT/AI Audit·COBIT2019 Prep on November 5, 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.*