# 10を作ろう vs 情シスの教科書

The clearest difference is update cadence: 情シスの教科書 at fortnightly against 10を作ろう's every 14 months. 10を作ろう's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

10を作ろう ships an update every 14 months, 情シスの教科書 fortnightly. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 10を作ろう | 情シスの教科書 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 9 MB | 11 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [takeshi inoue](https://appshunter.io/developer/1452042026) | [Yoshihiko Ishikawa](https://appshunter.io/developer/1895906673) |

## What reviewers say

### 10を作ろう

[App page](https://appshunter.io/ios/app/10/id1453636144)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 10を作ろう free?

10を作ろう is free to download, with no in-app purchases.

### 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.

### Do 10を作ろう or 情シスの教科書 have ads?

Both 10を作ろう and 情シスの教科書 show ads.

### Which is updated more often, 10を作ろう or 情シスの教科書?

10を作ろう ships an update every 14 months, and 情シスの教科書 fortnightly. Most recently, 10を作ろう was updated on September 9, 2026 and 情シスの教科書 on September 22, 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.*