# EssAI vs 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ)

The clearest difference is update cadence: 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) at every 11 days against EssAI's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. EssAI sells 2 in-app purchases, starting at $22.99 per 3 months and 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) sells 10 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

EssAI ships an update every 6 weeks, 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) every 11 days. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | EssAI | 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Size | 41 MB | 115 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RYUKI KONNAMI](https://appshunter.io/developer/6779120785) | [MASAYA NANJO](https://appshunter.io/developer/6782930086) |

## What reviewers say

### EssAI

[App page](https://appshunter.io/ios/app/essai/id6782609699)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| シーズンパス（3ヶ月） | $22.99 | per 3 months |
| スタンダード（年額） | $59.99 | per year |


### 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ)

[App page](https://appshunter.io/ios/app/qualiz/id6789186637)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 電気通信施工 QualiZ Pro（月額） | $9.99 | per month |
| 二級建築士 QualiZ Pro（月額） | $9.99 | per month |
| 第二種電気工事士 QualiZ Pro（月額） | $9.99 | per month |
| 液化石油ガス設備士　月額 | $9.99 | per month |
| 高圧ガス製造保安責任者　月額 | $9.99 | per month |
| 電気通信施工 QualiZ Pro（年額） | $99.99 | per year |
| 二級建築士 QualiZ Pro（年額） | $99.99 | per year |
| 第二種電気工事士 QualiZ Pro（年額） | $99.99 | per year |
| 液化石油ガス設備士　年額 | $99.99 | per year |
| 高圧ガス製造保安責任者　QuailZ pro | $99.99 | per year |


## Frequently asked questions

### Is EssAI free?

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

### Is 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) free?

建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) is free to download, with in-app purchases available.

### Do EssAI or 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) have ads?

Neither EssAI nor 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) shows ads.

### Which is updated more often, EssAI or 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ)?

EssAI ships an update every 6 weeks, and 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) every 11 days. Most recently, EssAI was updated on October 18, 2026 and 建築・土木・設備・電気系　国家資格 QualiZ(クオリズ) on October 21, 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.*