# 情シスの教科書 vs A+ Core1·2·Network+·Tech+ Prep

The clearest difference is in-app purchases: 情シスの教科書 at none against A+ Core1·2·Network+·Tech+ Prep's 8. A+ Core1·2·Network+·Tech+ Prep's advantage is ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. A+ Core1·2·Network+·Tech+ Prep sells 7 one-off in-app purchases. 情シスの教科書 asks for nothing beyond the download.

情シスの教科書 ships an update fortnightly, A+ Core1·2·Network+·Tech+ Prep weekly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 情シスの教科書 | A+ Core1·2·Network+·Tech+ Prep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | — |
| Size | 11 MB | 251 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yoshihiko Ishikawa](https://appshunter.io/developer/1895906673) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### 情シスの教科書

[App page](https://appshunter.io/ios/app/se/id6764761204)

This app serves as a practical guide for new IT support staff and single IT personnel. It covers daily tasks, troubleshooting common issues, and preparing for IT certifications. The app provides a roadmap for the first 90 days, detailed workflows for urgent problems, and tools for logging and reporting. It also includes IT fundamentals and practice exams.

**Highlights:** 90-day roadmap for new IT staff, Troubleshooting workflows for 24 common issues, Automated response logging and monthly summaries, EOL (End-of-Life) calendar for critical dates, IT fundamentals and SQL practice, IT Passport exam preparation with past questions

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

**In-app purchases:** none


### A+ Core1·2·Network+·Tech+ Prep

[App page](https://appshunter.io/ios/app/a-plus-core12network-plus-tech-plus-prep/id6799638814)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CompTIA Tech+  Add-on Discount | $1.69 | one-time |
| CompTIA Networ Add-on Discount | $2.49 | one-time |
| CompTIA A+ Cor Add-on Discount | $2.49 | one-time |
| CompTIA Tech+ FC0-U71 | $3.49 | one-time |
| CompTIA A+ Core 1: 220-1201 | $4.99 | one-time |
| CompTIA A+ Core 2: 220-1202 | $4.99 | one-time |
| Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is 情シスの教科書 free?

情シスの教科書 is free to download, with no in-app purchases.

### Is A+ Core1·2·Network+·Tech+ Prep free?

A+ Core1·2·Network+·Tech+ Prep is free to download, with in-app purchases available.

### Do 情シスの教科書 or A+ Core1·2·Network+·Tech+ Prep have ads?

情シスの教科書 shows ads; A+ Core1·2·Network+·Tech+ Prep does not.

### Which is updated more often, 情シスの教科書 or A+ Core1·2·Network+·Tech+ Prep?

情シスの教科書 ships an update fortnightly, and A+ Core1·2·Network+·Tech+ Prep weekly. Most recently, 情シスの教科書 was updated on October 31, 2026 and A+ Core1·2·Network+·Tech+ Prep on November 10, 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.*