# ワンタイムパスワード vs Kankaku Log

The clearest difference is in-app purchases: ワンタイムパスワード at none against Kankaku Log's 1. ワンタイムパスワード also leads on iOS requirement (14.0 vs 17.0). Kankaku Log's advantage is update cadence (every 2 days vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. Kankaku Log sells 1 one-off in-app purchase. ワンタイムパスワード asks for nothing beyond the download.

ワンタイムパスワード ships an update every 6 months, Kankaku Log every 2 days. The most recent releases landed on November 10, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ワンタイムパスワード | Kankaku Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id493205060/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Size | 49 MB | 7 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NTT DATA GROUP CORPORATION](https://appshunter.io/developer/478236616) | [Naoyuki Hasegawa](https://appshunter.io/developer/6777422704) |

## What reviewers say

### ワンタイムパスワード

[App page](https://appshunter.io/ios/app/id493205060)

**Features:** Vision Pro support

**In-app purchases:** none


### Kankaku Log

[App page](https://appshunter.io/ios/app/kankaku-log/id6782580027)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $2.99 | one-time |


## Frequently asked questions

### Is ワンタイムパスワード free?

ワンタイムパスワード is free to download, with no in-app purchases.

### Is Kankaku Log free?

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

### Do ワンタイムパスワード or Kankaku Log have ads?

Neither ワンタイムパスワード nor Kankaku Log shows ads.

### Which is updated more often, ワンタイムパスワード or Kankaku Log?

ワンタイムパスワード ships an update every 6 months, and Kankaku Log every 2 days. Most recently, ワンタイムパスワード was updated on November 10, 2026 and Kankaku Log on November 5, 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.*