# CQDX 59 vs 資格スタディ 勉強時間の記録と暗記カード

The clearest difference is in-app purchases: CQDX 59 at none against 資格スタディ 勉強時間の記録と暗記カード's 1. CQDX 59 also leads on iOS requirement (13.0 vs 16.4). 資格スタディ 勉強時間の記録と暗記カード's advantage is update cadence (daily vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 資格スタディ 勉強時間の記録と暗記カード sells 1 one-off in-app purchase. CQDX 59 asks for nothing beyond the download.

CQDX 59 ships an update every 3 weeks, 資格スタディ 勉強時間の記録と暗記カード daily. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CQDX 59 | 資格スタディ 勉強時間の記録と暗記カード |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cqdx-59/id1502565247/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 54 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [KAZUHIRO ISHIBASHI](https://appshunter.io/developer/1865380440) |

## What reviewers say

### CQDX 59

[App page](https://appshunter.io/ios/app/cqdx-59/id1502565247)

This app simulates amateur radio QSOs, allowing users to practice CQ calls and exchange signal reports. It offers realistic variations in call signs, voice quality, and signal levels for an authentic experience. Users can customize their own call sign and select various communication modes.

**Highlights:** QSO simulation for amateur radio, Realistic call sign and voice variations, Customizable own station call sign, 59 style or AADX Contest Style QSO, Phonetic code conversion, Pile-up mode support, QRN selection

**Features:** macOS Compatibility

**In-app purchases:** none


### 資格スタディ 勉強時間の記録と暗記カード

[App page](https://appshunter.io/ios/app/id6797445606)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を消す | $1.99 | one-time |


## Frequently asked questions

### Is CQDX 59 free?

CQDX 59 is free to download, with no in-app purchases.

### Is 資格スタディ 勉強時間の記録と暗記カード free?

資格スタディ 勉強時間の記録と暗記カード is free to download, with in-app purchases available.

### Do CQDX 59 or 資格スタディ 勉強時間の記録と暗記カード have ads?

Both CQDX 59 and 資格スタディ 勉強時間の記録と暗記カード show ads.

### Which is updated more often, CQDX 59 or 資格スタディ 勉強時間の記録と暗記カード?

CQDX 59 ships an update every 3 weeks, and 資格スタディ 勉強時間の記録と暗記カード daily. Most recently, CQDX 59 was updated on November 3, 2026 and 資格スタディ 勉強時間の記録と暗記カード on November 6, 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.*