# 暗算Blitz vs 資格のキーホルダー 介護福祉士・准看護師・電験三種

The clearest difference is ads: 資格のキーホルダー 介護福祉士・准看護師・電験三種 at none against 暗算Blitz's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 暗算Blitz sells 1 one-off in-app purchase and 資格のキーホルダー 介護福祉士・准看護師・電験三種 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 暗算Blitz | 資格のキーホルダー 介護福祉士・准看護師・電験三種 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Daily | Daily |
| Size | 54 MB | 189 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Toshihide KAWAI](https://appshunter.io/developer/1598098272) | [Particles and Waves](https://appshunter.io/developer/1812653811) |

## What reviewers say

### 暗算Blitz

[App page](https://appshunter.io/ios/app/blitz/id6741730652)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム・ユーザー | $14.99 | one-time |


### 資格のキーホルダー 介護福祉士・准看護師・電験三種

[App page](https://appshunter.io/ios/app/id6823372172)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 准看護師 | $2.99 | one-time |
| 高圧ガス販売第一種 | $2.99 | one-time |
| 高圧ガス販売第二種 | $2.99 | one-time |
| マンション管理士 | $2.99 | one-time |
| 2級電気工事施工管理（第一次検定） | $2.99 | one-time |
| 1級電気工事施工管理（第一次検定） | $2.99 | one-time |
| 2級管工事施工管理（第一次検定） | $2.99 | one-time |
| 1級管工事施工管理（第一次検定） | $2.99 | one-time |
| 社会福祉士 | $2.99 | one-time |
| 電験三種 | $2.99 | one-time |


## Frequently asked questions

### Is 暗算Blitz free?

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

### Is 資格のキーホルダー 介護福祉士・准看護師・電験三種 free?

資格のキーホルダー 介護福祉士・准看護師・電験三種 is free to download, with in-app purchases available.

### Do 暗算Blitz or 資格のキーホルダー 介護福祉士・准看護師・電験三種 have ads?

暗算Blitz shows ads; 資格のキーホルダー 介護福祉士・准看護師・電験三種 does not.

### Which is updated more often, 暗算Blitz or 資格のキーホルダー 介護福祉士・准看護師・電験三種?

暗算Blitz ships an update daily, and 資格のキーホルダー 介護福祉士・准看護師・電験三種 daily. Most recently, 暗算Blitz was updated on October 30, 2026 and 資格のキーホルダー 介護福祉士・准看護師・電験三種 on November 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.*