# mini時計 vs おトク判定機

The clearest difference is in-app purchases: mini時計 at none against おトク判定機's 1. mini時計 also leads on update cadence (every 8 days vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. おトク判定機 sells 1 one-off in-app purchase. mini時計 asks for nothing beyond the download.

mini時計 ships an update every 8 days, おトク判定機 monthly. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | mini時計 | おトク判定機 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 18 MB | 1 MB |
| Requires iOS | **13.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kaori Kurosawa](https://appshunter.io/developer/1777069285) | [Comlinks Co. Ltd.](https://appshunter.io/developer/1668250557) |

## What reviewers say

### mini時計

[App page](https://appshunter.io/ios/app/mini/id6737561072)

**In-app purchases:** none


### おトク判定機

[App page](https://appshunter.io/ios/app/id6754601271)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy coffee to developers | $0.99 | one-time |


## Frequently asked questions

### Is mini時計 free?

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

### Is おトク判定機 free?

おトク判定機 is free to download, with in-app purchases available.

### Do mini時計 or おトク判定機 have ads?

Neither mini時計 nor おトク判定機 shows ads.

### Which is updated more often, mini時計 or おトク判定機?

mini時計 ships an update every 8 days, and おトク判定機 monthly. Most recently, mini時計 was updated on September 8, 2026 and おトク判定機 on September 17, 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.*