# 半角カナ入力 vs authblue

The clearest difference is in-app purchases: authblue at none against 半角カナ入力's 1. authblue also leads on ads (none vs shown) and update cadence (every 4 days vs every 9 months). 半角カナ入力's advantage is iOS requirement (14.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. 半角カナ入力 sells 1 one-off in-app purchase. authblue asks for nothing beyond the download.

半角カナ入力 ships an update every 9 months, authblue every 4 days. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 半角カナ入力 | authblue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id672641438/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 4 days** |
| Size | 23 MB | 8 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GREENSTUDIO](https://appshunter.io/developer/406307134) | [Kentaro Mihara](https://appshunter.io/developer/1596443178) |

## What reviewers say

### 半角カナ入力

[App page](https://appshunter.io/ios/app/id672641438)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 半角かな入力の広告非表示 | $0.99 | one-time |


### authblue

[App page](https://appshunter.io/ios/app/authblue/id6448863987)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 半角カナ入力 free?

半角カナ入力 is free to download, with in-app purchases available.

### Is authblue free?

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

### Do 半角カナ入力 or authblue have ads?

半角カナ入力 shows ads; authblue does not.

### Which is updated more often, 半角カナ入力 or authblue?

半角カナ入力 ships an update every 9 months, and authblue every 4 days. Most recently, 半角カナ入力 was updated on September 19, 2026 and authblue on September 23, 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.*